"service manual"
Contents
1. ISN 5 AlddNS AHOSSdOOV 2008 QX56 PG 18 Revision March 2010 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt ea W aie RUBI le a owen eubi ON SH SH A Ll 10109 10199uuoO 3OV I8 20100 Allee HIM OL SHIM 9WeN Emz XOY ATEISNA Jojo euuot s 44 owen RUBI e a SH A D MOV I8 1o oS 10198UU09 JHIM OL 3HIM 10198UU09 ALIHM 20059 19 290005 MIOTE 3S d eureN 10j98UU09 ALIHM 19009 1olo99uuoo 9 7 30018 3Sfd iolo uuoo AWMIA0880GB 2008 QX56 PG 19 Revision March 2010 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt MIOTE 3515 10 99UU0D f eubi ON Homma BEE eebe EES SE EE EES bu pec pec pr pepadon EE EECH v esse 5 53 Fas Sr ee oe o 3LIHM 10105 10109uuoo OL 3UIM ABMIA0141GB 2008 QX56 PG 20 Revision March 2010 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt INFOID 0000000004807909 Wiring Diagram Ignition Power Supply 9 asnd JOHLNOO2. jeubl ALIHM 4005 10128uu02 g r M20 18 3503 10129uu02 NEN NENNEN CN NE E euBis ON euruue 10J02 AH311Vg 37191505 1olo99uuoo we u jeubis ions ON euwe L SH 4 MOVE 10 02 10198UU09 3SN4 10j98UU09 ABMIA0143GB 2008 QX56 PG 26 Revision March 2010 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt euis ON 3NION3 3 103ON 91510 H3MOd 1N391113 N1 H 3 MHO e 9 z leuis E ON JO 10105 e rer oe ve 1 40109 10198UU0 3NION3 5 INADITISLNI INOdl 1012euu02 wa 09 a se 1NOO ATH dWnd3and 9 TNVO _ o H NVO SRM i s jeubis ON NOOH 3NION3 JINGON NOILNIIHLSIA H3MOd 1N391113 LN1 H 3 10129uu02 eubis ON NOOH 3NION3 37N090W NOILOQSIHISIO H3MOd 1N391113 LN1 101290002 gi s am
3. base eset 7 FUSE FUSIBLE LINK AND RELAY BOX 71 INSPECTION AND ADJUSTMENT ________ 8 Terminal Arrangement ADDITIONAL SERVICE WHEN REMOVING BAT ON VEHICLE REPAIR TERY NEGATIVE TERMINAL MEE BATTERY nenta a ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL Special Re Removal and Installation pair Requirement exta 8 SERVICE DATA AND SPECIFICATIONS NES acm pU 74 POWER SUPPLY ROUTING CIRCUIT 9 SERVICE DATA AND SPECIFICATIONS 2 2 74 BANET Wiring Diagram Accessory Power Supply 17 Revision March 2010 PG 1 2008 QX56 PRECAUTIONS lt PRECAUTION gt PRECAUTION PRECAUTIONS Precaution for Supplemental Restraint System SRS AIR BAG and SEAT BELT P RE T E N S E R INFOID 0000000004913900 The Supplemental Restraint System such as AIR BAG and SEAT BELT PRE TENSIONER used along with a front seat belt helps to reduce the risk or severity of injury to the driver and front passenger for certain types of collision This system includes seat belt switch inputs and dual stage front air bag modules The SRS system uses the seat belt switches to determine the front air bag deployment and may only deploy one front air bag depending on the severity of a collision and whether the front occupants are belted or unbelted
4. NOISN3dShnS EB NE AAMWAO090GB 3INIHO H3MOd SIAI HOIH3LNI e WALSAS AIA LNADITISLNI a1ndONW AGO WO H3NOILISOd 3AIHQ OLIVIWOLRV TASHM ONIH33IS MOL Q31V3H da Mule IN31SAS ALIHNOAS ATOIHAA e gt a SL X 5 lt Mb gt O S a 5 lt lt gt e Gi 5 d D n EE eo D OOO c AH3 LIV8 3191503 C 5 p a 133HM r 2 AlddNS HIMOd AT vd 2008 QX56 PG 9 Revision March 2010 3NION3 NOILNEIYLSIA LN39ITISINI 4 9 JHL NI Q31VOO1 SI 3515 SIHL IN31SAS 30ONW TIVY xog 89 28 voz VOZ 38N4 W3lSAS WALSAS 2008 QX56 AAMWAO0091GB POWER SUPPLY ROUTING CIRCUIT COMPONENT DIAGNOSIS WALSAS TOYLNOD 194208 TOHINOO IN31SAS SNIONHVHO NOISN3dSfS m gt WALSAS ONILHVIS SIAI LAMIS 3NION3 IWALSAS A33 LNASITIALNI Mv Q V X Qd lt ER em X MOL W3ISAS TOHINOO ANIONS ED WAISAS TOHINOO 3YV48 31V1 d1 ATava d3 HLIM PG 10 Revision March 2010 POWER SUPPLY ROUTING
5. IN31SAS SSVdWO9 WALSAS HOOQG MOVE OLIVINOLDV ABMWAO0922GB 2008 QX56 POWER SUPPLY ROUTING CIRCUIT COMPONENT DIAGNOSIS NOLIVNIIACTT II IN3LSAS 3MVH8 e WALSAS OIANY WALSAS SNIINIV dIAV ICIV3H IN3LSAS AMP SGOW TIV e WALSAS X901 5 dv IQvaH WSLSAS IOHLNOD 1 e WALSAS WALSAS H3HSVM H3dIM LNOYS DOs LNOHH WALSAS IOHLINOO ANIDNA WALSAS 1OH1NOO WALSAS 1 IWILAVA 3SINYI AGO LNADITIALNI H3NOILISOd OLIVAWIOLNY WALSAS H3HSVM H3dlM HV3t e W3lSAS 1935 TOYLNOO WALSAS IN3ISAS WSLSAS 3dGOW TIv e Ova uiv 585 1V3S 1 H3HSVM ANY H3dlM LNOtid lt a OS d6 dS d9 OL NG VOL VOL YOL VOL vOL VOL VOL 69 Cw VOL gr 3snd x0018 3514 LEIN OL 94 PG 22 Revision March 2010 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt a lt m lt NE gt Viva WAL NE gt OL viva 3NI9N3 Fog q1ndON NOILNEIYHLSIA INOOH 149911131 I NOOH 3 1nGON NOILNEIYLSIG 43990430 MOCNIM Hv3Y
6. SEL403X C O m m e rci a S e rvi Ce To O INFOID 0000000001538890 Tool name Description Power tool Loosening bolts and nuts PBIC0190E Revision March 2010 PG 4 2008 QX56 BATTERY lt BASIC INSPECTION gt BASIC INSPECTION BATTERY H OW to H a n d e B atte ry INFOID 0000000001696239 CAUTION If it becomes necessary to start the engine with a booster battery and jumper cables use a 12 volt booster battery After connecting battery cables ensure that they are tightly clamped to battery terminals for good contact Never add distilled water through the hole used to check specific gravity METHODS OF PREVENTING OVER DISCHARGE The following precautions must be taken to prevent over discharging a battery The battery surface particularly its top should always be kept clean and dry Keep clean and dry The terminal connections should be clean and tight At every routine maintenance check the electrolyte level This also applies to batteries designated as low maintenance and maintenance free MELO40F When the vehicle is not going to be used over a long period of time disconnect the battery cable from the negative terminal If the vehicle has an extended storage switch turn it off ELA0349D Check the charge condition of the battery Periodically check the specific gravity of the electrolyte Keep a close check on charge condition to prevent over discharge Thermo MEL
7. 3NION3 51 LNADITISLNI HI 3NION3 37NA0W W31SAS E H3MOd LN391113 LN1 H 3 INGdl IN31SAS 1OHLNOO ANIDNG NOLLNGIHLSIG H3MOd 1339111911 H3HSVM NV WALSAS 3NION 10YLN09 H3NOILIGNOO HIV e H3dIM LNOH tela 2213 1219 cla 8113 NOOH 3NION3 JINGOW NOILNEIHLSIA H3MOd LN3DIT131NI zr IN CCS Au311VS WOS INI AISA X AlddNS H3MOd AdH3 LIV8 OL 93553 mcm 2008 QX56 PG 23 Revision March 2010 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt WOOH 3NION3 JINON NOILNGIHISIG H3 TIVHl e H3MOd LNADITIALNI HA Wadi e HV3H WALSAS HVNOS dWYT1dN YOvE IN31SAS IOH LNOO IM uvaH CNV LNOHJ WALSAS HVNOS INOOH FINGOW NOILRSIH LSIO d3MOd 139111313 8 3 INOOH 3NION3 JINGON NOILNEIHLSIA IN31SAS OICNV e IN3SITISINI Wadi WALSAS IM IN31SAS lOH LNOO L V 3NION3 31nGON Y udMOd 3NION3 JINAON NOILNEIHLSIA H3MOd WA e WALSAS ANIDNG IN3SITIALNI HO WALSAS 3 vH8 SL v Le s 7 21 WOOH 3NION3 NOILNEIYLSIA
8. 04 E14 Body ground F3 E125 C2 E15 _ Body ground D4 E126 Body ground C1 E16 B 40 ECM C2 E130 W 2 Compressor motor relay E4 E18 GR 2 Front wheel sensor LH C3 E131 W 2 Compressor motor relay 01 E19 W 16 To F33 E134 GR 6 ICC brake hold relay E3 E21 GR 2 Brake fluid level switch C2 E135 GR 2 Transfer dropping resister 2 E23 GR 6 Front wiper motor C1 E140 BR 6 Trailer tow relay 2 D4 E24 _ Body ground B2 E153 W 2 Transfer motor relay F3 E25 BR 3 Intelligent key warning buzzer B2 E154 W 2 Transfer motor relay C3 E27 BR 2 Fusible link box battery D3 E156 L 4 Trailer turn relay LH C2 E30 1 Fusible link box battery D3 E157 1 4 Trailer turn relay RH E3 E31 B 3 Front pressure sensor D5 E158 B 3 Front sonar sensor LH outer E3 E32 B 3 Rear pressure sensor D5 E159 GR 3 To E164 E1 E39 W 2 To F34 B4 E160 GR 3 To E165 D3 E40 B 3 To E201 E161 B 3 Battery current sensor D3 E41 SMJ To C1 B4 E162 B 3 Front sonar sensor LH inner D3 E42 B 6 ICC sensor C5 E163 B 3 Front sonar sensor RH inner 1 E46 B 5 Transfer shift high relay D5 E164 GR 3 To E159 D2 E47 B 5 Transfer shift low relay A4 E165 GR 3 To E160 C4 E48 B 3 Refrigerant pressure sensor A3 E166 B 3 Front sonar sensor RH outer E3 E49 B 6 Active
9. REMOVAL 1 Disconnect the negative battery terminal 1 and positive battery terminal 2 CAUTION Remove negative battery terminal first lt Front 2 Remove the battery cover Remove the battery clamp bolt 3 and battery clamp 4 Remove the battery e AWBIA0504ZZ INSTALLATION Installation is in the reverse order of removal CAUTION When installing install the positive battery terminal first Battery clamp bolt 14 7 N m 1 5 kg m 11 ft Ib Battery terminal nut 3 5 N m 0 36 kg m 31 in Ib Reset electronic systems as necessary Refer to PG 8 ADDITIONAL SERVICE WHEN REMOVING BAT TERY NEGATIVE TERMINAL Special Repair Requirement Revision March 2010 PG 73 2008 QX56 SERVICE DATA AND SPECIFICATIONS SDS lt SERVICE DATA AND SPECIFICATIONS SDS SERVICE DATA AND SPECIFICATIONS SDS SERVICE DATA AND SPECIFICATIONS SDS B a tte ry INFOID 0000000001538892 Standard battery Type Gr 27 Capacity 20 HR minimum 80 Cold cranking current A 710 For reference value Revision March 2010 PG 74 2008 QX56
10. Rear power window control unit LH Revision March 2010 PG 58 2008 QX56 lt COMPONENT DIAGNOSIS gt REAR DOOR RH HARNESS HARNESS AWMIA0110GB D301 W 18 To B106 D306 W 2 Rear step lamp RH D303 W 8 Rear power window switch RH D307 W 2 Rear door speaker RH D304 GR 6 Rear power window motor RH D308 BR 2 Rear door tweeter RH D305 B 6 Rear door lock actuator RH D309 W 18 Rear power window control unit RH Revision March 2010 PG 59 2008 QX56 HARNESS lt COMPONENT DIAGNOSIS gt BACK DOOR HARNESS Back door no 2 RH wiring harness AWMIA0108GB Back door No 2 harness Back door RH harness 2 0401 W 18 B48 0701 W 16 D606 E2 0402 WI To B49 A3 D702 W 6 To D605 D2 0403 GR 2 High mounted stop lamp D2 D703 W 2 License plate lamps G3 D405 W 18 To 0501 D3 D704 W 6 Rear wiper motor Revision March 2010 PG 60 2008 QX56 HARNESS lt COMPONENT DIAGNOSIS gt F2 D406 B 1 Rear window defogger D2 D705 GR 8 Back up lamp LH Back door LH harness C4 D706 W A Back door and glass hatch switch assembly 0501 W 18 To 0405 D2 D707 B 1 Glass hatch ajar switch E4 D503 W 8 Back door latch D3 D708 W A Back door lock actuator E4 D504 W 4 Rear view camera B4 D709 GR 8 Back up
11. Information necessary to service the system safely is included in the SR and SB section of this Service Man ual WARNING To avoid rendering the SRS inoperative which could increase the risk of personal injury or death in the event of a collision which would result in air bag inflation all maintenance must be performed by an authorized NISSAN INFINITI dealer Improper maintenance including incorrect removal and installation of the SRS can lead to personal injury caused by unintentional activation of the system For removal of Spiral Cable and Air Bag Module see the SR section Do not use electrical test equipment on any circuit related to the SRS unless instructed to in this Service Manual SRS wiring harnesses can be identified by yellow and or orange harnesses or har ness connectors PRECAUTIONS WHEN USING POWER TOOLS AIR OR ELECTRIC AND HAMMERS WARNING When working near the Airbag Diagnosis Sensor Unit or other Airbag System sensors with the Igni tion ON or engine running DO NOT use air or electric power tools or strike near the sensor s with a hammer Heavy vibration could activate the sensor s and deploy the air bag s possibly causing serious injury When using air or electric power tools or hammers always switch the Ignition OFF disconnect the battery and wait at least 3 minutes before performing any service Precaution Necessary for Steering Wheel Rotation After Battery Disconnect INFOID 00000000049138
12. 0 028 60 140 0 024 54 130 0 020 49 120 0 016 43 110 0 012 38 100 0 008 32 90 0 004 27 80 0 21 70 0 004 16 60 0 008 10 50 0 012 4 40 0 016 1 30 0 020 7 20 0 024 Revision March 2010 PG 6 MAK level MIN level MEL043F Normal battery Sulphated battery Charging voltage Terminal voltage Charging current 4 4 f 7 gt Charging current Duration of charge PKIA2353E Read top level with scale Hydrometer Thermo meter MEL042FA 2008 QX56 lt BASIC INSPECTION gt Battery electrolyte temperature C F BATTERY Add to specific gravity reading 12 10 0 028 18 0 0 032 Corrected specific gravity Approximate charge condition 1 260 1 280 Fully charged 1 230 1 250 3 4 charged 1 200 1 220 1 2 charged 1 170 1 190 1 4 charged 1 140 1 160 Almost discharged 1 110 1 130 Completely discharged CHARGING THE BATTERY CAUTION Never quick charge a fully discharged battery Keep the battery away from open flame while it is being charged When connecting the charger connect the leads first then turn on the charger Never turn on the charger first as this may cause a spark f battery electrolyte temperature rises above 55 C 131 F stop charging Always charge battery at a temperature below 55 131 F Charging Rates Amps Ti
13. 22 euiS ON euiuua oe re ze ce e se JOJOD 10 99uuoo 3NION3 3103ON NOILNIIHLSIA H3MOd 1N391113LN1 H 3 101290002 u z asova Ma ON 3NION3 JINAON NOILNIIHLSIA IN39ITI3INI HA 101200007 ABMIA0144GB 2008 QX56 PG 27 Revision March 2010 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt ON euliuLa esr oor Goa ss eed soos opas oe osos espe EE EE EE oer or oon ron oe arose ove oe oe sr orar osos pedo praja onion en osi omoes oan osos 52 58 Fos or oe 52 3LIHM 10109 10198UU09 OL 10198UU09 ABMIA0145GB 2008 QX56 PG 28 Revision March 2010 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt F INFOID 0000000001744671 If fuse is blown be sure to eliminate cause of malfunction before installing new fuse Use fuse of specified rating Never use fuse of more than specified rating Do not partially install fuse always insert it into fuse holder prop erly Remove fuse for ELECTRICAL PARTS BAT if vehicle is not used for a long period of time Blown CEL083 F U SI b e LI n k INFOID 0000000001744672 A melted fusible link can be detected either by visual inspecti
14. Fasten A Fasten A Fasten B Loosen B Loosen B Loosen C Lever C Lever C Lever HARNESS CONNECTOR DIRECT CONNECT SRS COMPONENT TYPE SRS direct connect type harness connectors are used on certain SRS components such as air bag modules and seat belt pre tensioners Always pull up to release black locking tab prior to removing connector from SRS components Always push down to lock black locking tab after installing connector to SRS components When locked the black locking tab is level with the connector housing CAUTION Do not pull the harness or wires when removing connectors from SRS components Before After Insertion Insertion WHIA0103E Revision March 2010 PG 67 2008 QX56 STANDARDIZED RELAY lt COMPONENT DIAGNOSIS gt STANDARDIZED RELAY Descri pti O n INFOID 0000000001744677 NORMAL OPEN NORMAL CLOSED AND MIXED TYPE RELAYS Relays can mainly be divided into three types normal open normal closed and mixed type relays NORMAL OPEN RELAY NORMAL CLOSED RELAY MIXED TYPE RELAY Flows Does not d flow c BATTERY SW 1 BATTERY BATTERY SW 1 OFF Does not Does not flow gt flow r gt BATTERY BATTERY BATTERY SEL882H Revision March 2010 PG 68 2008 QX56 STANDARDIZED RELAY lt COMPONENT DIAGNOSIS gt The arrangement of terminal numbers on the actual relays may differ from those shown above SEL188W Revision March 2010 PG 69 20
15. M32 W 4 In vehicle sensor FA M122 W 4 Variable blower control front B3 M33 W 32 Automatic drive position control unit C3 M123 W 2 Tire pressure warning check connector B3 M34 W 16 Automatic drive position control unit D2 M124 GR 3 AV control unit 5 M35 Y 28 Air bag diagnosis sensor unit D2 M125 B 1 Satellite radio antenna G4 M36 SMJ To B149 C3 M129 V 1 Satellite radio tuner G3 M37 B 1 Fuse block J B D2 M139 B 2 Diode 1 G3 M38 BI Fuse block J B D1 M140 B 2 Diode 2 03 M39 W 8 Fuse block J B C2 M141 GR 8 4WD shift switch SMJ To B69 E1 M142 B 6 Mode door motor front 02 M42 W 20 AV control unit M143 B 6 Air mix door motor passenger D2 M43 W 12 AV control unit C1 M144 B 6 Defroster door motor D2 M44 W 32 AV control unit E3 M146 GR 2 Intake sensor 03 M45 AV control unit D3 M147 B 6 Air mix door motor driver D2 M46 W 32 AV control unit D2 M148 W 4 Headlamp aiming switch D2 M49 L 26 A C auto AMP D3 M149 W 4 Clock D2 M50 B 26 A C auto AMP B1 M150 W 2 Ignition keyhole illumination B3 M51 L 4 Trailer tow relay 1 G4 M157 W 20 To B161 B2 M52 W 2 Combination switch spiral cable M158 W 10 ToD3 D3 M53 B 3 Front power socket LH Console sub harness M54 socket Ret or ci
16. Revision March 2010 PG 53 2008 QX56 HARNESS lt COMPONENT DIAGNOSIS gt G4 B101 W 16 ToM84 A4 B105 B 3 Rear combination lamp RH E4 B106 W 18 To D301 G4 B107 W 8 To E139 E4 B108 W 3 Front door switch RH G3 B111 W 16 To B43 E4 B113 Y 12 Air bag diagnosis sensor unit E5 B114 Y 2 RH side air bag satellite sensor 04 B116 W 3 Rear door switch RH F4 117 Body ground F4 B118 W 3 Front seat heater RH A4 B119 W 2 Condenser 3 A3 B120 W 2 Condenser 4 F4 B124 W 6 To B32 FA B126 Y 2 Front RH side air bag module E5 B127 Y 2 Front RH seat belt pre tensioner C3 B128 Y 2 RH side rear curtain air bag module G3 B129 Y 2 RH side front curtain air bag module A4 B130 B 3 Rear combination lamp RH AS B132 Body ground A5 B133 W A Variable blower control rear 5 B134 W 2 Rear blower motor E4 B136 W 8 To B350 E4 B137 W 3 Belt tension sensor B3 B138 B 3 Rear cargo power socket B139 W 16 To D602 A2 B140 W 6 To D601 D2 B145 W 16 To R200 2 B146 BR 24 To R201 G3 B149 SMJ To M36 B3 B150 W 2 Rear power vent window motor RH B2 B153 WI Cargo lamp F5 B154 W 2 To B303 B4 B155 B 6 Air mix door motor re
17. Transfer control unit E143 GR 24 Transfer control unit G3 E152 SMJ To M31 Revision March 2010 PG 47 2008 QX56 HARNESS lt COMPONENT DIAGNOSIS gt ENGINE CONTROL HARNESS Rocker cover right bank No 1 ignition coit 3 gt 20 Si o c c 3 9 5 ON c e LO ALMIA0227GB D5 F3 B 1 A C Compressor F2 F56 B 8 Transfer terminal cord assembly D5 F4 GR 1 Oil pressure switch G1 F57 B 2 Transfer motor D2 F5 GR 4 Air fuel ratio A F sensor 1 bank2 F2 F58 GR 6 a position EG hara P AYON SUNGGA Aita Powel F2 259 B 2 Wait detection switch transistor Revision March 2010 PG 48 2008 QX56 HARNESS lt COMPONENT DIAGNOSIS gt Ignition coil No 4 with power C3 F7 GR 3 I transistor F1 F60 GR 2 Neutral 4LO switch Ignition coil No 6 with power D5 F61 G 2 Intake valve timing control solenoid valve 2 92 en transistor bank 1 Intake valve timing control position sensor E2 F9 G 10 A T assembly D5 F62 G 2 bank 1 C3 F10 u Engine ground CA F63 G 2 Intake valve timing control solenoid valve bank 2 D3 F11 B 3 Crankshaft position sensor POS C4 F64 G 2 CONNORS Sensor 1 F12 G 4 Heated oxygen sensor 2 bank2 E3 F65 GR 4 Air fuel
18. YIMOd ABMWA0069GB 2008 QX56 PG 24 Revision March 2010 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt mM si RUBI ON euiwda owen eubi 10109 10198UU09 HOLIMS 10198UU09 eubis uwa L lt jeubis E JO 10105 98 46 dot dt Hae ap Hastag dt de ar 99 99 dz ALIHM 10109 10198UU09 g f ASNA 10120uu02 EEGEN co 9897999994914 98d 966 90 5 54 98 55 1009 101590005 a r X90189 3505 iolp uuoo O hag fi NES _ NES m jeuBis o ON l euiuua ALIHM 10109 ISN 10j98UU09 SHOLIANNOO9 A Iddi NOILINDI ABMIA0142GB 2008 QX56 PG 25 Revision March 2010 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt 10 09 10198UU09 OL SHIM 9UEN 10198UU09 E J ani eui ON euiw a MOV I8 4909 10198UU09 OL SHIM 10198UU09 RUBI ON
19. gt The slide locking type connectors are disconnected by pushing or pulling the slider Refer to the figure below CAUTION Do not pull the harness or wires when disconnecting the connector Be careful not to damage the connector support bracket when disconnecting the connector Example Waterproof type 1 Firmly grasp shell of 2 Push slider until 8 Disconnect harness connector housing connector pops or connector at A snaps apart Non waterproof type 1 Firmly grasp shell of 2 Pull back on the 8 Disconnect harness connector housing slider while pulling connector at A apart male and famale halves of connector SEL769V HARNESS CONNECTOR LEVER LOCKING TYPE Lever locking type harness connectors are used on certain control units and control modules such as ECM ABS actuator and electric unit control unit etc Lever locking type harness connectors are also used on super multiple junction SMJ connectors Always confirm the lever is fully locked in place by moving the lever as far as it will go to ensure full connec tion CAUTION Revision March 2010 PG 66 2008 QX56 HARNESS CONNECTOR lt COMPONENT DIAGNOSIS gt Always confirm the lever is fully released loosened before attempting to disconnect or connect these connectors to avoid damage to the connector housing or terminals LKIA0670E 1 Control unit with single lever 2 Control unit with dual lever 3 SMJ connector A
20. lamp RH 0514 BR 2 Back door warning chime B4 D710 W A Glass hatch switch F4 D517 BR 2 Pinch strip LH B4 D711 W A Glass hatch lock actuator D518 BR 2 Back door speaker LH B4 D715 BR 2 Pinch strip RH Back door No 2 RH harness B4 D716 BR 2 Back door speaker RH 2 D601 W 6 To B140 C2 D602 W 16 B139 02 D603 Body ground B2 D604 B 1 Rear window defogger A3 D605 W 6 To D702 B3 D606 W 16 To D701 Revision March 2010 PG 61 2008 QX56 ELECTRICAL UNITS LOCATION lt COMPONENT DIAGNOSIS gt ELECTRICAL UNITS LOCATION Electrical Units Location INFOID 0000000001744675 ENGINE COMPARTMENT Fuse and fusible link box Fuse and relay box Front wiper motor ABS actuator and electric unit control unit Horn relay Fuse relay box Fuse and fusible link box ABMIA0164GB Revision March 2010 PG 62 2008 QX56 ELECTRICAL UNITS LOCATION lt COMPONENT DIAGNOSIS gt PASSENGER COMPARTMENT B Transfer control unit with four wheel drive Remote keyless entry transceiver Fuse block 4 B B intelligent key unit Air bag diagnosis sensor unit Automatic drive positioner control unit Instrument panet side RH Fuse block J B front view Fuse block J B rear view Rear blower motor Accessory relay AAMIA0216GB Revision March 2010 P
21. to RF 5 Seats Automatic Drive Positioner System Initialization Refer to Owner s Manual Audio Radio Preset Refer to Owner s Manual Audio Visual System Navigation System Refer to Owner s Manual Rear View Monitor Guiding Line Adjustment Refer to AV 7 Revision March 2010 PG 8 2008 QX56 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt POWER SUPPLY ROUTING CIRCUIT COMPONENT DIAGNOSIS YNI13791SN4 X18WASSV 1V8 KOS 3781SN4 JO LHVA TWHOSLNI SI 624 INFOID 0000000001744669 3WIH9 S9NINHVM IN31SAS 5 319IH3A SdINVT1T SNINHVA QHVZVH ANY IVNDIS WALSAS HOLINOW SYNSS3Yd 3YIL AOOUNNS WALSAS H3HSVM ANY HIdiM HV3H 43990430 MOGNIM HV3H IN31SAS 1OHLNOO H3MOd 3qIS H35N3SSVd HOS 1V3S 1V3S MOH GHIHL d104 H3MOd H3MOd 31v 1d ISNIN ONINY Yd SIAI dINV NOILONN4 LYVLS SANIDNA WALSAS 1N391173L1N1 IN31SAS LNADITIALNI NOIHYNINNATII IN31SAS H3HSVM ANY HIdIM LNOHJ 904 LNOHJ IN31SAS 1H9113WILAYA HOLIMS TINON 1OH LNOO Woga HaNOILLISOd 3AIHG OIIVINOLOV WALSAS MOVE OLIVINOLQV WALSAS 1 OLNV zo 19 09 WALSAS W31SAS VOL VOL VST JOHINOOD WALSAS WALSAS 1N39 IT1I31NI R JOH1NOO JOHINOO umivul YANOILIGNOO ACOW TIV NHOH e uiv
22. 08 QX56 FUSE BLOCK JUNCTION BOX J B lt COMPONENT DIAGNOSIS gt FUSE BLOCK JUNCTION BOX J B Terminal Arrangement INFOID 0000000001744678 To main harness mam 201 21 22 Rear blower motor relay Accessory relay i D saf 50 70 mm DI To main harness AWMIA0898GB Revision March 2010 PG 70 2008 QX56 FUSE FUSIBLE LINK AND RELAY BOX lt COMPONENT DIAGNOSIS gt FUSE FUSIBLE LINK AND RELAY BOX Terminal Arrangement INFOID 0000000001744679 FUSE AND FUSIBLE LINK BOX FUSIBLE LINK BOX BATTERY Battery 4 FUSE AND FUSIBLE LINK BOX F len Z M 24 31 FUSE F M FUSIBLE LINK AAMIA0217GB Revision March 2010 PG 71 2008 QX56 FUSE FUSIBLE LINK AND RELAY BOX lt COMPONENT DIAGNOSIS gt FUSE AND RELAY BOX Transfer shut off relay with 4 wheel drive Transfer shift low relay with 4 wheel drive Fuse 60 15A Fuse 58 20A Fuse 59 10A Fuse 57 20A Fuse 62 10A IPEM E R Fuse 61 10A Battery Trailer turn relay LH E46 Transfer hift high E157 Trailer turn Son M lay RH relay with relay 4 wheel drive Daytime light relay Canada E12 Stop lamp relay Trailer tow relay 2 ALMIA0223GB Revision March 2010 PG 72 2008 QX56 BATTERY lt ON VEHICLE REPAIR gt ON VEHICLE REPAIR BATTERY Removal and Installation INFOID 0000000001538891
23. 20148 ASN4 1012euu02 1 awe _ 4 ON leuiuua a r 35054 1019auuo9 vM ____ OP RUBI 10105 10 290005 9 MIOTE 3503 J0j98UU09 om H oe p aos 9 a 5 ON SH 98 46 dotat tae Hat Hastag dt de de ar 99 d9 dz LT ALIHM 10109 10198UU09 ASNA 101p8auuo9 E E eubi ON 10102 10198UU09 MOOT 3514 1012euu02 ON JOJOSUUOD UA _ n eubi ON ISN A Iddi HIMOd AYALLVE AAMIA0198GB 2008 QX56 PG 14 Revision March 2010 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt AlddNSATH Hid 9 0 sg d nna WM v __ WOO NOI owen ON leuiuua ALIHM 19109 10198UU09 NOOY 3NION3 310GON NOILNGIYLSIG HH3MOd 1N391113 1N 1 Ha J0129uu02 OO E VUE EN Z d owen ON ERE 10109 10129uu02 AH3LLVg MNI13 18lSf1d MOV1E 10 02 10128uu02 3NION3 37 H3
24. 7 2008 QX56 GROUND lt COMPONENT DIAGNOSIS gt BODY NO 2 HARNESS View with rear roof garnish removed aa AK door No 2 RH CONNECTOR CONNECT NUMBER TO Condenser 4 o Y Rear combination lamp stop tail lamp 5 Seat belt buckle pre tensioner assembly RH Roon lamp Sum Personal lamp 2nd row Rear audio remote control unit Terminal No 15 Personal lamp 3rd row gans NC ME License plate lamps Lx Hear wiper motor Terminal No 3 Hear Wiper motor No 9 Back door No 2 RH Back door harness RH harness Back door and glass hatch switch assembley Back up lamp RH Front seat u Glass hatch lock actuator 6 90 harness Power seat switch Rear door Go bon RH harness Rear power window control unit RH Terminal 15 CONNECTOR CONNECT NUMBER TO Occupant classification system control unit Biuetooth control unit NI NECI NN BINE ue Third row power folding seat switch LH side front Third row power folding seat switch LH side front CONNECTOR CONNECT NUMBER TO RH side rear curtain airbag module shield AWMIA0107GB Je Body ground Body ground Revision March 2010 PG 38 2008 QX56 GROUND lt COMPONENT DIAGNOSIS gt BACK DOOR NO 2 RH HARNESS View with rear roof garnish removed Back door no 2
25. 99 NOTE This Procedure is applied only to models with Intelligent Key system and NATS NISSAN ANTI THEFT SYS TEM Remove and install all control units after disconnecting both battery cables with the ignition knob in the LOCK position e Always use CONSULT III to perform self diagnosis as a part of each function inspection after finishing work If DTC is detected perform trouble diagnosis according to self diagnostic results For models equipped with the Intelligent Key system and NATS an electrically controlled steering lock mech anism is adopted on the key cylinder For this reason if the battery is disconnected or if the battery is discharged the steering wheel will lock and steering wheel rotation will become impossible If steering wheel rotation is required when battery power is interrupted follow the procedure below before starting the repair operation OPERATION PROCEDURE 1 Connect both battery cables NOTE Supply power using jumper cables if battery is discharged 2 Use the Intelligent Key or mechanical key to turn the ignition switch to the position At this time the steering lock will be released 3 Disconnect both battery cables The steering lock will remain released and the steering wheel can be rotated 4 Perform the necessary repair operation Revision March 2010 PG 2 2008 QX56 PRECAUTIONS lt PRECAUTION gt 5 When the repair work is completed return the ignition switch to th
26. CIRCUIT lt COMPONENT DIAGNOSIS gt gir 10018 35104 d ASINHO LN39IT3LNI IN31SAS ALIHNOIS ATOIHAA e MOL H3 llVul e dNV1dOLS YALAW IN31SAS 35190 LNASITIALNI WALSAS ANIDNA WALSAS IlOHLNOO WALSAS 49071 LAIHS LV WALSAS 1T04HLN09 IM ABMWAO0921GB EK ale IN31SAS JOYULNOO WALSAS 6 3 TOIH3A 9NINHVM QHVZVH CNV 5 WALSAS 3 10IH3A H3MOd e SIAI HOIYALNI e WALSAS A3M LNSSITIALNI e 1OHLNOO AdOg e H3NOILISOd D11YINOLNY WALSAS MOVE OIIVINOLQV WALSAS 85185 LNADITTIALNI MOLUYATIVEL WALSAS HOLINOW 5 3911 IN31SAS NOISNAdSNS WALSAS AHLN3 SS3T1A39 310IN3H 1735 0104 H3MOd e 3201 HOOQ H3MOd SIAI WALSAS A33 LNADITISLNI NOLIVNIIACTT TI WALSAS ASINYD LNADITISLNI YALLINSNVYL 3INIT3INOH NOLIVIAHOJNI TVH3N39 e IN31SAS IOHLNOO 3NISN3 WALSAS 1 3NWI AMC IN31SAS 3xVtdg WALSAS IM e IN3 LSAS M901 LAIHS LV TOHLNO9 H3NOILIONOO HIV IN31SAS 1vd3d 3 18V1S nrdVv MOLUYATIVEL IN31SAS OIANY e 8 NI 1 or di 991 del s m e VS
27. ELECTRICAL amp POWER CONTROL SECTION POWER SUPPLY GROUND amp CIRCUIT ELEMENTS CONTENTS PRECAUTION 2 Wiring Diagram Ignition Power Supply 21 gir ER 29 PRECAUTIONS 2 29 Precaution for Supplemental Restraint System SRS AIR BAG and SEAT BELT PRE TEN GROUND tee 30 SIONE usis a ta sa 2 Ground Distribution 30 Precaution Necessary for Steering Wheel Rota tion After Battery Disconnect 2 keba 40 Precaution for Power Generation Variable Voltage aness Layout 40 Control 2123 an aga 3 ELECTRICAL UNITS LOCATION 62 PREPARATION 4 Electrical Units Location 62 PREPARATION 4 HARNESS CONNECTOR 65 Special Service Tool 4 DESCRIPTION CD EE 65 Commercial Service Tool STANDARDIZED RELAY 68 BASIC INSPECTION 5 RI ele de 68 FUSE BLOCK JUNCTION BOX J B 70 BATTERY uuu na Ka Gg D veru a Susu 5 Terminal Arrangement s 70 How to Handle Battery 5 Work FION iir
28. G 63 2008 QX56 ELECTRICAL UNITS LOCATION lt COMPONENT DIAGNOSIS gt PASSENGER COMPARTMENT El View with instrument panel removed RH AV control unit Transfer control Display unit ves Trailer tow relay 1 De Rear power vent window relay close Rear power Z lt vent window relay open Steering Air bag diagnosis column sensor unit i Yaw rate side decel G sensor AAMIA0227GB Revision March 2010 PG 64 2008 QX56 HARNESS CONNECTOR lt COMPONENT DIAGNOSIS gt HARNESS CONNECTOR D e S cri pti O n INFOID 0000000001744676 HARNESS CONNECTOR TAB LOCKING TYPE The tab locking type connectors help prevent accidental looseness or disconnection The tab locking type connectors are disconnected by pushing or lifting the locking tab s Refer to the figure below Refer to the next page for description of the slide locking type connector CAUTION Do not pull the harness or wires when disconnecting the connector Example Connector housing For combination meter For relay SEL769DA HARNESS CONNECTOR SLIDE LOCKING TYPE A new style slide locking type connector is used on certain systems and components especially those related to OBD The slide locking type connectors help prevent incomplete locking and accidental looseness or disconnec tion Revision March 2010 PG 65 2008 QX56 HARNESS CONNECTOR lt COMPONENT DIAGNOSIS
29. GB 2008 QX56 PG 16 Revision March 2010 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt INFOID 0000000004807908 Wiring Diagram Accessory Power Supply WALSAS ALIHNOAS ATOIHAA IN31SAS MOCGNIM H3MOd YALAW IN31SAS A33 T WALSAS TOHLNOO 3NISN3 e JOHLNOO H3NOI LISOd 3AIHG OLIVINOLQV IN31SAS 0104 133208 YAMOd H3MOd HOOQ WALSAS OIANY dil dzl 901 19 NZ IS No 057 30 HOLIMS 2 AY3 1 1V9 37191514 XAlddNS AH3LIVS OL AlddNS AHOSS3OOV ABMWA0065GB 2008 QX56 PG 17 Revision March 2010 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt EX EE ABMIA0140GB c9 9 9 919 999 999 O29 589 969 00 ioc ons oroe pede pedes ooo a m 8 aweNn RUBI ON ol oe oreo ooo oon orfe Lors oed A hee 9 2 3HIM OL 3HIM 10198uu09 euis ON JO 10105 98 46 dotat Hat Hastag dt de ar 99 d9 dz pln leuis E ON JO 10105 S H ALIHM 10109 10198UU09 49109 10128uuo2 ALIHM 10102 10198UU09 HOLIMS a r ISN
30. I VOI VOI VST VOI 91 gt gt E ow cea 2008 QX56 PG 11 Revision March 2010 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt ANY 31V1d 3SN3011 ONIN Vd e WALSAS WALSAS N gt dINV IQV3H IN31SAS AINILAVG e dv IQV3H e IN3ISAS ANWILAVYA WALSAS OLNY WALSAS AWILAVG e MOL td ivu d 3 WL dv IQvaH e WALSAS AWI LAVA WALSAS OLNV 3NION3 37NA90 NOILNEIHLSIA IN 3 3 904 LNOHJ AWMWA0058GB 2008 QX56 PG 12 Revision March 2010 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt WALSAS ella h WALSAS 1OH LNOO SNM gt E mm NN OL Nn viva g orl 2 mcm SIAI WALSAS A33 LNADSITISLNI e WALSAS IOYLNOO WALSAS 30ONW TIy 06 AAMWA0093GB 2008 QX56 PG 13 Revision March 2010 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt E ur 7770 ON a r
31. MOd 1N391113 LN1 H 3 2012 9 AVH9O 1olp99uuoo AH311Vg 3791SN4 4012euuo2 44 owe MOVTE 10109 10129uu02 3HIM OL SHIM 1 eubis ON SH I LN MOV 20100 OL SHIM 40199uuoO ALMIA0244GB 2008 QX56 PG 15 Revision March 2010 POWER SUPPLY ROUTING CIRCUIT lt COMPONENT DIAGNOSIS gt eubi euiuna pacad ros E aps 19109 1 INOOH 3NION3 3110130 NOILNIIHLSIA H3MOd 149911131 H 3 O 2 _ mo a HN a eubi ON 10109 1olo89uuoo 3NION3 31 nGON NOILNEIHLSIA H3MOd 1N391113 LN1 H 3 10jpauuo9 Langganan ug 9 a 6 dv wi w s RUBI ON 3NION3 37N00W NOILNYIHISIG LN3IT131NI H 3 1ol99uuoo m eubi all ON leuiuua oc re ze se re se se sa oe 72 NMOHH 49009 10128UU02 3NION3 3103O0N NOILNIIHLSIA H3MOd I1N359ITI31NI H 3 AAMIA0199
32. O42F CHECKING ELECTROLYTE LEVEL WARNING Never allow battery fluid to come in contact with skin eyes fabrics or painted surfaces After touch ing a battery never touch or rub your eyes until you have thoroughly washed your hands If acid con tacts eyes skin or clothing immediately flush with water for 15 minutes and seek medical attention Revision March 2010 PG 5 2008 QX56 BATTERY lt BASIC INSPECTION gt Remove the cell plug using a suitable tool Add distilled water up to the MAX level Sulphation A battery will be completely discharged if it is left unattended for a long time and the specific gravity will become less than 1 100 This may result in sulphation on the cell plates To determine if a battery has been sulphated note its voltage and current when charging it As shown in the figure less cur rent and higher voltage are observed in the initial stage of charging sulphated batteries A sulphated battery may sometimes be brought back into ser vice by means of a long slow charge 12 hours or more fol lowed by a battery capacity test SPECIFIC GRAVITY CHECK 1 Read hydrometer and thermometer indications at eye level 2 Use the chart below to correct your hydrometer reading accord ing to electrolyte temperature Hydrometer Temperature Correction Battery electrolyte temperature F Add to specific gravity reading 71 160 0 032 66 150
33. RH CONNECTOR CONNECT NUMBER TO Rear window defogger Body ground ALMIA0240GB Revision March 2010 PG 39 2008 QX56 HARNESS lt COMPONENT DIAGNOSIS gt HARNESS Harness Layout HOW TO READ HARNESS LAYOUT The following Harness Layouts use a map style grid to help locate connectors on the drawings Main Harness Engine Room Harness Engine Control Harness Chassis Harness Body Harness Body No 2 Harness Room Lamp Harness Back Door Harness To use the grid reference Engine Room Harness Passenger Compartment Example e ED INFOID 0000000001 744674 B 6 ASCD ACTUATOR T Connector color Cavity Connector number Grid reference Find the desired connector number on the connector list Find the grid reference Find the connector number in the crossing zone SEL252V 1 2 3 Onthe drawing find the crossing of the grid reference letter column and number row 4 5 Follow the line if used to the connector OUTLINE Generator sub harness Engine control harness Main harness Room lamp harness Front door Room lamp sub harness A Body No 2 harness harness RH Engine control sub harness Engine room harness Revision March 2010 Console switch sub harness Chassis harness Body harness Front door harness LH Console sub harness PG 40 Rear door harness RH Room lamp sub harness B Back door No 2 RH harness Back door RH
34. YANOILIGNOO IV 644 ABMWA0066GB YANOILISOd 3AlHG 11 OH LNOO YANOILIGNOO HIV WALSAS ONILYVLS e 15 09v 440 gen HOLIMS NOILIND 44 11 8 xog 3191514 AlddNS H3MOd AYALIVE OL 88434 AlddNS H3MOd NOILIN9I 2008 QX56 PG 21 Revision March 2010 9NINHVM SdINV ONINYVM ANY TVN91IS NYNL H3 IIVH L WALSAS S9NIHOLINON SYNSS3AYd 391 WALSAS ONILYVLS WALSAS H3HSVM ANY H3dIM 434990430 MOQNIM HV3H WALSAS MOGNIM H3MOd SdINV1 31V Id 3SN3Or1 95NDIHVd SIAI NOOH HOIYH3LN NOLLON 14 LYVLS S3NION3 N31SAS LNADITIALNI WALSAS A33 LNADSITIALNI 3INIHO SdINV 1 ONINYVM QHUVZVH ANY TWNDIS H3 IVa WALSAS SNIHOLINON 915599 JHIL WALSAS IOHLNOO NOISNAdSNS e WALSAS 545 1785 MOH e e WALSAS 3NION3 NOILONNA 1991 W31SAS A35 LNASITIALNI WALSAS LNASITIALNI WALSAS 351199 LNASITIALNI NOLIVNIINCTTTI dv IQ V3H WALSAS AWI LAVA WALSAS e WALSAS NOISNAdSNS 8739 IN31SAS 5 uvdd ANY LNOHJ WILSAS HVNOS SIAI NOILONASA LYVLS ANIDNA NALSAS LNSSITIALNI WALSAS A33 LNASITIALNI e 3GISNI TASHM SNIH33IS
35. ar B4 B156 B 6 Mode door motor rear m G4 B161 W 20 M157 B162 we ee folding seat switch B4 B163 BR 6 E folding seat switch B164 BRIG Third row power folding seat switch Revision March 2010 LH side front PG 54 2008 QX56 HARNESS lt COMPONENT DIAGNOSIS gt Third row power folding seat switch LH side rear B2 B166 B 2 Rear sonar buzzer ROOM LAMP HARNESS A4 B165 BR 6 Leg CN LO ALMIA0219GB A4 R1 W 16 M1 C3 R107 W 8 To R9 A4 R2 W 12 M2 C2 R108 B 6 Rear air control front Revision March 2010 PG 55 2008 QX56 HARNESS lt COMPONENT DIAGNOSIS gt D3 R3 W 2 Vanity lamp LH D2 R109 W 4 Microphone C3 R4 GR 10 Sunroof motor assembly Room lamp sub harness B C2 W 16 To R101 01 R200 16 B145 R7 GR 10 Auto anti dazzling inside mirror D1 R201 BR 24 To B146 B3 R8 W 2 Vanity lamp RH C2 R202 W 12 Video monitor D3 R9 W 8 To R107 D1 R203 W 3 Personal lamp 2ND row Room lamp sub harness A D2 R204 W 16 Rear audio remote control unit C2 R101 W 16 To R6 E1 R205 W 3 Personal lamp 3RD row C3 R102 GR 8 Front room map lamp assembly D2 R209 B 6 Rear air control rear 03 R104 GR 6 Sunroof switch R210 WI In
36. ass air flow sensor B2 F54 B 81 ECM F1 F55 B 2 ATP switch Revision March 2010 PG 49 2008 QX56 HARNESS lt COMPONENT DIAGNOSIS gt CHASSIS HARNESS AWMIA0113GB G2 C1 SMJ To E41 B5 C2 B 7 Trailer A3 C3 GR 8 To C101 Evap control system pressure sensor C4 GR 3 D2 C5 GR 5 Fuel level sensor unit and fuel pump Revision March 2010 PG 50 2008 QX56 HARNESS lt COMPONENT DIAGNOSIS gt C3 C6 B 2 Evap canister vent control valve B4 C7 GR 2 Rear bumper antenna C4 C8 B 3 Height sensor B4 B 4 Suspension air compressor C4 C10 BR 2 Rear wheel sensor RH C11 BR 2 Rear wheel sensor LH Rear sonar sensor sub harness A4 C101 GR 8 To C3 A3 C102 B 3 Rear sonar sensor LH outer B4 C103 BI Rear sonar sensor LH inner B4 C104 B 3 Rear sonar sensor RH inner C5 C105 Rear sonar sensor RH outer Revision March 2010 PG 51 2008 QX56 lt COMPONENT DIAGNOSIS gt BODY HARNESS Body ground Body ground SE e T gt 2 Y 52 S E a z z S gt HARNESS CN AWMIA0114GB F5 B3 W 16 Suspension control unit 4 B6 W 18 To D201 B4 B7 _ Body ground 4 B8 W 3 Front door switch LH C4 B9 Y 12 Air bag diagnosis sens
37. booster Engine room sub harness D1 E69 L 4 Transfer shut off relay D3 E201 B 3 To E40 D5 E101 B 3 Front turn fog lamp LH 1 E202 1 Fusible link box battery A4 E102 B 3 Front turn fog lamp RH C2 E203 Engine ground E103 5 Daytime light relay E204 1 Generator D4 E105 BR 2 Front and rear washer motor C3 E205 B 3 Generator E4 E106 BR 2 Washer fluid level switch E206 Generator E107 8 Front combination lamp LH C5 E113 W 2 Cooling fan motor Revision March 2010 PG 45 2008 QX56 HARNESS lt COMPONENT DIAGNOSIS gt ENGINE ROOM HARNESS PASSENGER COMPARTMENT E SRL LL LL LLP LLLP LLP P SEND 2 222 222 ty IA 2 7 7 AA R R A ty 7777777777 2222 7 VS SSS 2 2 2 RES LEE AAMWA0102GB To M6 Sensor Accelerator pedal pos To M91 To M10 To M66 W 10 B 8 W 16 4 B 1 E10 CA E20 C4 E26 B4 E29 G3 E33 2008 QX56 PG 46 March 2010 ision Rev HARNESS lt COMPONENT DIAGNOSIS gt 4 W 24 To B40 4 E35 W 12 To B41 A4 E36 W 2 To B42 B3 E37 BR 2 ICC brake switch E38 W 4 Stop lamp switch B3 E109 GR 2 Pedal adjusting motor G4 E139 W 8 To B107 F3 E142 W 24
38. e LOCK position before connecting the battery cables At this time the steering lock mechanism will engage Perform a self diagnosis check of all control units using CONSULT III Precaution for Power Generation Variable Voltage Control System INFOID 0000000001538888 CAUTION For this model the battery current sensor that is installed to the negative battery cable measures the charging discharging current of the battery and performs various engine controls If an electrical com ponent is connected directly to the negative battery terminal the current flowing through that compo nent will not be measured by the battery current sensor This condition may cause a malfunction of the engine control system and battery discharge may occur Do not connect an electrical component or ground wire directly to the battery terminal Revision March 2010 PG 3 2008 QX56 PREPARATION lt PREPARATION gt PREPARATION PREPARATION Special Service Tool INFOID 0000000001538889 The actual shapes of Kent Moore tools may differ from those of special service tools illustrated here Tool number Description Kent Moore No Tool name SC Tests battery J 48087 For operating instructions refer to Technical Battery Service Center Service Bulletin and Battery Service Center User Guide Tests starting and charging systems J 44373 Model 620 For operating instructions refer to Technical Starting Charging system tester Service Bulletin
39. ey switch and ignition knob switch F4 M100 BR 2 Foot lamp RH M13 BR 2 Front passenger air bag OFF indicator F4 M101 2 Driver air bag module B3 M15 W 4 Steering lock solenoid F4 M102 Combination switch spiral cable A2 M16 GR 6 ADP steering switch F4 M103 Y 2 Driver air bag module B2 M17 W 8 Steering angle sensor E3 M104 W A Aux jack C2 M18 W 40 BCM body control module F2 M105 Y 2 Front passenger air bag module C2 M19 W 15 BCM body control module F2 M106 O72 Front passenger air bag module C2 M20 B 15 BCM body control module F3 M107 B 5 Front blower relay C3 M22 W 16 Data link connector D5 M108 B 6 Yaw rate side decel G sensor B1 M23 W 12 Combination meter A1 M109 BR 2 Front tweeter LH C1 M24 W 40 Combination meter D2 M110 BR 2 Center speaker 2 M25 B 4 Remote keyless entry receiver F2 M111 BR 2 Front tweeter LH B2 M26 W 6 Ignition switch C2 M112 BR 14 BOSE speaker amp A2 M27 B 2 Diode 3 C2 M113 BR 23 BOSE speaker amp 2 M28 W 16 Combination switch B3 M114 W 2 Heated steering wheel 2 M29 Y 6 Combination switch spiral cable A2 M116 GR 8 Sonar system OFF switch B3 M30 GR 8 Combination switch spiral cable B1 M118 BR 2 Front sonar buzzer G4 M31 SMJ To E152 F2 M120 W 4 Remote keyless entry receiver C3
40. garette wen WAG To MBO 02 55 W 4 Hazard switch D4 M202 BR 24 To M64 Revision March 2010 PG 42 2008 QX56 lt COMPONENT DIAGNOSIS gt HARNESS 04 M56 W 16 To M201 D4 M203 W 12 A T shift selector M57 Body ground 05 M205 W 32 DVD player F2 M58 B 6 Intake door motor D5 M207 BR 20 Console power socket F3 M59 BR 2 Glove box lamp C4 M208 BR 20 M69 G3 M60 W 6 Fuse block J B C5 M209 wm antenna e Megnor center m61 Body ground C4 M210 GR 2 j F4 M62 B 2 Front blower motor C4 M212 W 6 Rear heated seat switch LH D4 M63 BR 20 To M251 C4 M213 BR 6 Rear heated seat switch RH D4 M64 BR 24 To M202 Console switch sub harness F2 M65 W 4 To M301 D4 M251 BR 20 To M63 G3 M66 BR 1 To E33 D4 M252 BR 6 Front heated seat switch RH C3 M69 BR 20 To M208 C4 M253 GR 6 VDC OFF switch A2 M70 W 40 Intelligent key unit C3 M255 W 6 Front heated seat switch LH A2 M71 L 4 Heated steering relay C4 M256 B 2 A T shift selector D3 M73 BR 6 Back up lamp relay C4 M260 W 6 Heated steering wheel switch G3 M74 BR 24 To 0102 Optical sensor sub harness G3 M75 W 10 0101 F1 M301 W 4 To M65 M76 W 6 Elect
41. harness Back door No 2LH harness Back door LH harness Rear sonar sensor sub harness Rear door harness LH WKIA4747E 2008 QX56 HARNESS lt COMPONENT DIAGNOSIS gt MAIN HARNESS uuinjoo Supesyg eu De UMA puno48 pog HI WSs joued 1uauunagsur uim MAA Apog AWMIA0111GB Rear power vent window relay open Rear power vent window relay close e x CN LLI E E co co gt als IN lt Z gt gt O m mm mlm s s gt NE A O oo x 8 83 Ig uS uu O cO lt 215 TIAN 609 TS gt Z Z gt T 94 NIN u O 2008 QX56 PG 41 Revision March 2010 HARNESS lt COMPONENT DIAGNOSIS gt A3 M6 W 10 To E10 A2 M92 B 6 Power liftgate switch A2 M7 B 5 Passenger select unlock relay D1 M93 W 24 Display unit A3 M8 W 16 02 A2 M95 W 6 Rear power vent window switch 2 M9 BR 24 To D1 A2 M96 BR 6 Pedal adjusting switch M10 Y 4 To E29 C2 M98 W 16 A C and AV switch assembly A3 M11 B 1 Parking brake switch C3 M99 BR 2 Foot lamp LH C3 M12 GR 6 K
42. inal No 38 IPDM E R Terminal No 59 ICC brake hold relay pao eda eea AWMIA0105GB Revision March 2010 PG 34 2008 QX56 GROUND lt COMPONENT DIAGNOSIS gt CONNECT TO Generator Body ground CONNECTOR CONNECT NUMBER TO E25 ABS actuator and electric unit control unit Terminal No 16 2 ABS actuator and electric unit control unit Terminal No 47 Body ground CONNECTOR CONNECT NUMBER TO Crash zone sensor shield wire Body ground ALMIA0236GB Revision March 2010 PG 35 2008 QX56 GROUND lt COMPONENT DIAGNOSIS gt ENGINE CONTROL HARNESS No 1 ignition coil Rocker cover right bank ground ALMIA0237GB Revision March 2010 PG 36 2008 QX56 GROUND lt COMPONENT DIAGNOSIS gt BODY HARNESS View with carpet removed LH View with rear pillar trim LH removed CONNECTOR NUMBER Suspension control unit Terminal No 16 ICC unit Terminal No 19 Rear turn signal lamp LH 16 ICC unit Terminal No 20 Back door control unit Terminal 1 i ICC unit Terminal No 46 Rear power window control unit LH Terminal No 15 Driver seat control unit signal ground Terminal No 32 CONNECTOR CONNECT Body ground NUMBER TO LH side rear curtain airbag module shield CONNECT TO LH harness Back door LH harness Body ground AAMIA0200GB Revision March 2010 PG 3
43. me 50 1 hour 25 2 hours 10 5 hours 5 10 hours Do not charge at more than 50 ampere rate NOTE The ammeter reading on your battery charger will automatically decrease as the battery charges This indi cates that the voltage of the battery is increasing normally as the state of charge improves The charging amps indicated above refer to initial charge rate f after charging the specific gravity of any two cells varies more than 0 050 the battery should be replaced Work Flow TROUBLE DIAGNOSIS WITH BATTERY SERVICE CENTER INFOID 0000000001696240 For battery testing use Battery Service Center J 48087 For details and operating instructions refer to Tech nical Service Bulletin and or Battery Service Center User Guide Revision March 2010 PG 7 2008 QX56 INSPECTION AND ADJUSTMENT lt BASIC INSPECTION gt INSPECTION AND ADJUSTMENT ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL Spe cial Repair Requirement INFOID 0000000006095112 Required Procedure After Battery Disconnection System Item Reference Engine Control Idle Air Volume Learning Refer to EC 18 Brake Control Steering Angle Sensor Neutral Position Refer to BRC 8 Power Window Control Power Window System Initialization Refer to TSB Body Lock amp Security Automatic Back Door Initialization Refer to DLK 9 Roof Sunroof Memory Reset Initialization Refer
44. ock sensor bank 1 shield Knock sensor bank 2 shield CONNECTOR CONNECT NUMBER TO Horn Brake fluid level switch Front fog lamp RH Washer fluid level switch Front combination lamp RH headlamp Terminal No 1 Front combination lamp RH headlamp Terminal No 2 Front combination lamp RH headlamp aiming motor Terminal No 4 Cooling fan motor Condenser 2 Fuel level sensor unit and fuel pump fuel pump Chassis H Next page assis Harness AWMIA0104GB Revision March 2010 PG 33 2008 QX56 GROUND lt COMPONENT DIAGNOSIS gt Washer Tank CONNECTOR CONNECT NUMBER TO Transfer shift high relay Terminal No 2 Transfer shift high relay Terminal No 4 Transfer shift low relay Terminal No 2 Transfer shift low relay Terminal No 4 Compressor motor relay Trailer tow relay 2 Transfer control unit ATP switch Transfer motor Transfer control device actuator position switch Terminal No 22 Wait detection switch Neutral 4LO switch Chassis Harness Trailer Suspension air compressor Terminal No 1 Suspension air compressor Terminal No 2 CONNECTOR CONNECT NUMBER TO Hood switch Front combination lamp LH headlamp Terminal No 1 Front combination lamp LH headlamp Terminal No 2 Front combination lamp LH headlamp aiming motor Terminal No 4 Front fog lamp LH Daytime light relay Washer fluid level switch IPDM E R Term
45. on or by feeling with finger tip If its condition is questionable use circuit tester or test lamp 1 Fusible link CAUTION ud 7 If fusible link should melt it is possible that critical circuit ra power supply or large current carrying circuit is shorted In such a case carefully check and eliminate cause of malfunc tion Never wrap outside of fusible link with vinyl tape Important ALMIA0015GB Never let fusible link touch any other wiring harness vinyl or rubber parts Revision March 2010 PG 29 2008 QX56 lt COMPONENT DIAGNOSIS gt GROUND Ground Distribution MAIN HARNESS View with instrument panel removed LH Steering column Next page Revision March 2010 GROUND CONNECTOR NUMBER 80000 30 INFOID 0000000001 744673 CONNECT TO Steering lock solenoid In vehicle sensor Automatic drive positioner control unit Terminal No 40 Automatic drive positioner control unit Terminal No 48 Trailer tow relay 1 Combination switch spiral cable Electric brake pre wiring Rear power vent window relay open Rear power vent window relay close Power liftgate switch Display unit Terminal No 1 Display control Terminal No 13 Pedal adjusting switch A C and A V switch assembly Rear sonar system OFF switch Terminal No 6 Rear sonar system OFF switch Terminal No 2 Door mirror LH doo
46. or unit Revision March 2010 PG 52 2008 QX56 HARNESS lt COMPONENT DIAGNOSIS gt C5 B10 Y 2 Front LH side air bag module C5 B13 W 24 ICC unit C4 B14 Y 2 Front LH seat belt pre tensioner 5 B15 Y 2 LH side air bag satellite sensor C5 Bi7 GR 24 ICC unit 04 B18 W 3 Rear door switch LH G3 B19 _ Body ground B4 B32 W 6 To B124 G5 B35 B 3 Rear combination lamp LH B4 B37 W 16 To B200 B38 Y 2 LH side front curtain air bag module 4 B40 W 24 To E34 A4 B41 W 12 To E35 A4 B42 W 2 To E36 B4 B43 W 16 To B111 B48 W 18 To D401 F3 B49 W 2 To D402 FA B52 W 2 Rear power vent window motor LH E4 B54 Y 2 LH side rear curtain air bag module F5 B55 W 26 Back door control unit F4 B56 GR 16 Sonar control unit G4 B63 W 6 Back door close switch A4 B69 SMJ To M40 GA B70 B 3 Rear combination lamp LH B4 B72 BR 6 Subwoofer E5 B73 W 16 Rear view camera control unit Seat belt buckle pretensioner assembly C4 B74 4 seatbelt buckle switch F5 B75 W 10 To B400 Inside key antenna 2 luggage compartment BODY NO 2 HARNESS F5 B76 GR 2 79 gt E D gt X d E be 5 x S a gt o x lt z z 2 gt T lt 3 gt D a
47. r mirror defogger Seat memory switch Main power window and door lock unlock switch Terminal No 17 Door mirror remote control switch Front door lock assembly LH Front door request switch LH Rear air control Front Rear air control Rear AWMIA0101GB 2008 QX56 GROUND lt COMPONENT DIAGNOSIS gt View with instrument panel removed LH Preceding page CONNECTOR CONNECT NUMBER TO Illumination control switch HOM BCM Terminal No 67 5 NATS antenna Body ground Data link connector Terminal No 4 Data link connector Terminal No 5 Combination meter Terminal No 47 Combination meter Terminal No 52 Combination meter Terminal No 9 Combination meter Terminal No 20 A T shift selector Terminal No 2 NA Next page A T shift selector Terminal No 8 ABMIA2252GB Revision March 2010 PG 31 2008 QX56 GROUND lt COMPONENT DIAGNOSIS gt View with instrument panel removed RH Glove box area CONNECT TO Fuse block J B Terminal No 7N CONNECTOR NUMBER Front passenger air bag off indicator Front air control Terminal No 1 Rear blower switch front Front power socket LH Body ground Front power socket RH for cigarette lighter Shift lock control unit Display unit Terminal no 1 Display unit Terminal no 13 Rear power vent window switch AV switch Pz ccee Vanity lamp LH Au
48. ratio A F sensor 1 bank1 F2 F13 G 4 Heated oxygen sensor 2 bank1 C2 F68 B 2 Water valve B2 F14 W 24 To E5 C3 F101 B 6 To F26 4 F45 L 2 2 purge voume ER 402 Be Knock sensor bank 1 E5 F16 _ Engine ground F103 GR 2 Engine coolant temperature sensor C4 F18 GR 2 Fuel injector No 2 F104 B 2 Knock sensor bank 2 D4 F20 GR 2 Fuel injector No 4 F4 F21 W 2 Condenser 1 D3 F22 GR 2 Fuel injector No 6 D4 F23 B 3 Camshaft position sensor phase D4 F26 B 6 To F101 E3 F27 B 1 Starter motor D4 F30 GR 2 Fuel injector No 1 1 GR 2 Fuel injector No 8 B2 F32 W 16 To E2 C2 F33 W 16 To E19 C2 4 W 2 To E39 F39 _ Fusible link battery D4 F41 GR 2 Fuel injector No 3 D4 F42 GR 2 Fuel injector No 5 D3 F45 GR 2 Fuel injector No 7 B4 F46 B 3 Power steering pressure sensor Ignition coil No 1 with power E4 F47 GR 3 transistor Ignition coil No 3 with power E4 F48 GR 3 I transistor Ignition coil No 5 with power E4 F49 GR 3 U transistor D4 F50 B 6 Electric throttle control actuator Ignition coil No 7 with power E4 F51 GR 3 transistor Ignition coil No 8 with power D2 F52 GR 3 transistor E5 F53 B 6 M
49. ric brake pre wiring D1 M302 B 4 Optical sensor E2 M77 Y 4 4 module Antenna amp sub harness G3 M78 BR 2 To M550 M550 BR 2 To M78 E2 M79 Body ground M551 BR 3 To M601 C1 M80 B 2 Resistor 03 M601 GR 3 M551 E3 M81 GR 10 Shift lock control unit M602 W 2 Antenna amp A3 M82 GR 2 Circuit breaker 2 Revision March 2010 PG 43 2008 QX56 Body ground HARNESS lt COMPONENT DIAGNOSIS gt ENGINE ROOM HARNESS lt 3 o gt m Body ground View with battery removed LO AWMIA0112GB 4 E1 GR 2 Ambient sensor E3 E114 B 6 Delta stroke motor 46 To F32 04 E116 B 2 IPDM E R intelligent power distri bution module engine room 2 Horn D3 E117 GR 2 Front wheel sensor RH EA Y 2 Crash zone sensor D3 E118 B 2 RDM E R intelligent Power aisi bution module engine room Revision March 2010 PG 44 2008 QX56 HARNESS lt COMPONENT DIAGNOSIS gt C1 E5 24 To 214 C1 E119 WA6 wasa a MEN C2 E7 GR 2 Fusible link box battery D1 E120 we a s es E C2 E9 Body ground E1 E121 BR112 SS GC 2 LEE e D3 E12 B 5 Stop lamp relay 04 E124 we did
50. side key antenna 4 over head console area FRONT DOOR LH HARNESS ALMIA0215GB D1 W 24 To M9 D9 GR 6 Front power window motor LH 02 W 16 To M8 D10 W 16 Door mirror remote control switch D3 W10 To M158 D11 W 2 Front step lamp LH D4 W 16 Door mirror LH D12 W 2 Front door speaker LH D5 W 8 Seat memory switch D14 B 6 Front door lock assembly LH wie eal switch D8 W 3 Z Window 016 GR 2 Front door request switch Revision March 2010 PG 56 2008 QX56 HARNESS lt COMPONENT DIAGNOSIS gt FRONT DOOR RH HARNESS ALMIA0218GB D101 W 10 ToM75 D109 W 2 Front step lamp RH D102 BR 20 To M74 D112 W 2 Front door speaker RH D104 GR 6 Front power window motor RH D114 B 6 Front door lock actuator RH 6106 Wider Mo w oon D115 GR 2 Front outside antenna RH switch RH D107 W 16 Door mirror RH D116 GR 2 Front door request switch RH Revision March 2010 PG 57 2008 QX56 lt COMPONENT DIAGNOSIS gt REAR DOOR LH HARNESS HARNESS AWMIA0109GB 0201 W 18 To B6 D206 W 2 Rear step lamp LH D203 W 8 Rear power window switch LH D207 W 2 Rear door speaker LH D204 GR 6 Rear power window motor LH D208 BR 2 Rear door tweeter LH D205 B 6 Rear door lock actuator LH D209 W 18
51. to anti dazzling inside mirror nni Vanity lamp RH Room lamp Sunroof motor assembly EE harness Front door RH harness Front room map lamp assembly HOMELINK universal transceiver Power window and door lock unlock switch RH Door mirror RH door mirror defogger Front door request switch RH A T shift selector Terminal No 2 A T shift selector Terminal No 8 DVD player Terminal No 5 Console power socket Rear heated seat switch LH Rear heated seat switch RH 1260 Heated steering wheel switch ABMIA2253GB Revision March 2010 PG 32 2008 QX56 GROUND lt COMPONENT DIAGNOSIS gt ENGINE ROOM HARNESS View with battery removed CONNECTOR CONNECT NUMBER TO ECM Terminal No 115 ECM Terminal No 116 Transfer control unit Terminal No 6 Transfer control unit Terminal No 45 Trailer turn relay LH Trailer turn relay RH Air fuel ratio A F sensor 1 bank 1 shield A T assembly TCM Terminal No 10 A T assembly TCM Terminal No 5 Crankshaft position sensor POS Camshaft position sensor PHASE Electric throttle control actuator throttle position sensor shield ECM Terminal No 1 Transfer terminal cord assembly clutch pressure solenoid valve Intake valve timing control position sensor bank 1 D Intake valve timing control position sensor bank 2 Air fuel ratio A F sensor 1 bank 1 shield Knock Sensor Sub Harness Kn
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