TROUBLESHOOTING - Shoarmateam.nl
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1. Grounding failure NG K Does the condition get better by replacing the choke coil Replace the choke coil Yes No Does the condition get better by replacing the antenna cord Replace the antenna cord Yes o Exchange the glass BE 172 BODY ELECTRICAL AUDIO SYSTEM 7 Radio SOUND QUALITY POOR Is sound quality always bad mIs sound quality bad in certain Poor signals poor location Yes No areas only Yes No Is tape player operating normally Yes No Radio assembly or power amplifier faulty Radio assembly faulty Yes Is speaker properly installed Yes No Temporarily install another speaker Functions OK bis Radio assembly or power amplifier faulty Recheck system after repair Is tape player operating normally Radio assembly faulty O a Install properly pods Speaker faulty Yes 8 Radio PRESET MEMORY DISAPPEARS Can cassette tape be inserted in tape player __ Radio assembly faulty No Yes Check if RADIO No 1 fuse is OK L Replace fuse OK NG Is power supplied to B terminal of power amplifier gt B wire harness faulty2. __ Radio assembly faulty __ Speaker faulty 7 _ Power amplifier faulty Recheck system after repair BODY ELECTRICAL BE 171 AUDIO SYSTEM 6g Radio POOR RECEPTION Isfihe ondition bad in tomparison with other yehicles No An electric wave environment is bad Yes Are there any additionallinstallation parts Sun g hadeffilm telephone antenna tc Yes No Does the condition get better if removing them Yes Influence of additional installation parts Check iffthere is any cratch and breaking of afWwire on the glass antenna and the defogger pattern visual check tester See page BE 1 8 Repair See page BE 96 Yes Ne Is the contact of the plug jack of the radio OK Yes Take a measure for contact No Does the condition get better by using the outer antenna such as pillar antenna Check the radio No Yes Is the contact of the antenna terminal on the glass surface and the defogger terminal Take a measure for contact No Yes Is the continuity of the antenna cord OK Yes Replace the antenna cord No Check the grounding of the antenna antenna cord choke oil and hoiseffilter See page BE 1 8
3. BE 168 BODY ELECTRICAL AUDIO SYSTEM 2 Radio DISPLAY INDICATES WHEN POWER SWITCH TURNED TO ON BUT NO SOUND INCLUDING NOISE IS PRODUCED Is tape player operating normally Radio assembly faulty No Yes Check if RAD No 2 fuse is OK __ Replace fuse es NG Is power supplied to ACC terminal of power amplifier Ls ACC wire harness faulty Yes No Check if RAD No 1 fuse is OK Replace fuse oK NG Is power supplied to B terminal of power amplifier B wire harness faulty Yes No Check if GND wire harness side of power amplifier grounded normally GND faulty k NG Is power supplied to ACC terminal of radio receiver __ Power amplifier faulty Yes No Is power supplied to B terminal of radio receiver __ Power amplifier faulty Yes No Check if GND wire harness side of power amplifier grounded normally I GND faulty NG jok Does continuity exist in speaker wire harness I Speaker wire harness faulty Yes No Temporarily install another speaker Functions OK I Speaker faulty No Yes Hiss noise from speaker _ Power amplifier faulty Yes No Recheck system after repair Radio assembly
4. Check if RAD No 2 fuse is OK L Replace fuse OK NG Is power supplied to ACC terminal of power amplifier is ACC wire harness faulty Yes o Check if RADIO No 1 fuse is OK Replace fuse OK NG Is power supplied to B terminal of radio assembly __ B wire harness faulty Ka No Is power supplied to ACC terminal of radio assembly L Power amplifier faulty he No Radio assembly faulty BE 174 BODY ELECTRICAL AUDIO SYSTEM 11 Tape Player POWER COMING IN BUT TAPE PLAYER NOT OPERATING Function OK if different cassette tape inserted __ Cassette tape faulty No Yes Is radio operating normally _ s Radio assembly faulty No Yes Does continuity exist in speaker wire harness me Speaker wire harness faulty o Yes Temporarily install another speaker gt Speaker faulty Function OK Yes No Hiss noise from speaker No l Power amplifier faulty Yes Recheck system after repair Radio assembly faulty Recheck system after repair 12 Tape Player ANY SPEAKER DOES NOT WORK Is radio operating normally s a Radio assembly faulty No Is hiss noise produced by non functioning speaker Radio assembly faulty N Yes Recheck system after repair o Does continuity exist in speaker wire harness Speaker wire harness f
5. Volume faint Tape jammed malfunction with tape speed or auto reverse Cassette tape will not eject BE 166 BODY ELECTRICAL AUDIO SYSTEM Troubleshooting for ANTI THEFT SYSTEM Turn ignition Key from LOCK position to ACC position Display A Display E ID Number is set ANTI THEFTSYSTEMopera Display B tioncondition IDnumberinput error 10 times or more SEC display disappears after 1 Radio switch ON second Display B Display D Yes dake to designated radio service station No Refer to each Normal malfunction item operation aa OK Radio switch ON Normal operation NG Cancel ID number refer to each malfunction item ANTI THEFT SYSTEM operation condition ID number input error 9 times or less Input ID number to cancel ANTI THEFT SYSTEM and check display Display A B Display B Display E Radio switch ON Refer to each Take to designated ANTI THEFT SYSTEM not can radio service station celled ID number input error 10 malfunction item times or less Display C A Display D ANTI THEFT SYSTEM cancelled Check audio system again NG Normal operation Display E HELP Cancel ID number refer to each malfunction item nere Liquid Crystal Display LCD or VFD for Audio System 2 DIN Type 1 DIN Type Display A Display B Display C Display D Example ag 4 Error Times Radio Display cer No Illuminati
6. Yes Check if RADIO No 1 fuse is OK Replace fuse K NG Is power supplied to B terminal of power amplifier B wire harness faulty Yes No Is power supplied to B terminal of radio receiver Power amplifier faulty Yes No Radio assembly faulty 16 CD Player CD CANNOT BE INSERTED Is CD already inserted Eject CD No Yes Is auto search button of radio operating normally Is power supplied to B terminal ______ Radio assembly faulty Yes of CD player No Yes No Check if GND wire harness side of CD player grounded NG normally x CD player faulty Check if RADIO No 1 fuse is OK _ Replace fuse ox NG Is power supplied to B terminal of power amplifier B wire harness faulty Yes Check if GND wire harness side of radio assembly grounded normally n NG E Radio assembly faulty BE 177 BODY ELECTRICAL AUDIO SYSTEM 17 CD Player CD INSERTED BUT NO PO
7. antennafterminal on the glass urface Noise mixing into the antenna cable Yes Ne Isn tilhere any adhesive Butyl fubber stuck on the bases offihe antenna terminal defogger ferminal and bus bar Yes Failure of glass installation Must plane the butyl rubber No Does the noise occur even after pulling out the defogger terminal Yes No Interfering noise from the defogger line and choke coil Check the grounding of the antenna antenna cord coke coil and noise filter See page BE 168 Grounding failure NG ok Does the condition get better by replacing the choke coil Replace the choke coil Yes No Does the condition get better by replacing the antenna cord Replace the antenna cord Yes No Noise rediates directly to the antenna from the generation source BE 184 BODY ELECTRICAL AUDIO SYSTEM 27 Noise NOISE PRODUCED BY VIBRATION OR SHOCK WHILE DRIVING Is speaker properly installed Install properly Yes No Is speaker properly installed Yes No With vehicles stationary lightly tap each system Is noise produced Each system faulty Yes Ne Noise is produced from
8. faulty Recheck system after repair BODY ELECTRICAL AUDIO SYSTEM BE 169 3 Radio NOISE PRESENT BUT AM FM NOT OPERATING Go to No 25 If radio side faulty Radio faulty 4 Radio ANY SPEAKER DOSE NOT WORK Is tape player operating normally __ Radio assembly faulty Eg Yes Is hiss noise produced by non functioning speaker __ Radio assembly faulty Ne Yes Recheck system after repair Does continuity exist in speaker wire harness L Speaker wire harness faulty Yes No Temporarily install another speaker Functions OK g Speaker faulty No Yes Power amplifier faulty Recheck system after repair BE 170 BODY ELECTRICAL AUDIO SYSTEM 5 Radio ANY AM OR FM DOES NOR WORK FEW PRESET TUNING BANDS Problem with radio wave signals or location No Yes Is power for the antenna being output from the radio assembly ___ Poor signals poor location _ Radio assembly faulty No Yes Are both AM and FM defective Ni o Yes Go to No 16 Is tape player operating normally No Yes Temporarily install another speaker Functions OK No Yes Hiss noise from speaker Yes No Radio assembly faulty Recheck system after repair
9. static eletricity accumulating in the vehicle body 28 Noise NOISE PRODUCED WHEN ENGINE STARTS Whistling noise which becomes high pitched when accelerator strongly depressed disappears shortly after engine stops Generator noise Yes No Whining noise occurs when A C is operating A C noise No Yes Scratching noise occurs during sudden acceleration driving on rough roads or when ignition switch is turned ON _ _ Fuel gauge noise Yes No Clicking sound is heard when horn button is pressed then released Whirring grating sound is heard when pushed continuously Horn noise Yes ie Murmuring sound stops when engine stops gt Ignition noise No Yes Tick tack noise occurs in co ordination with blinking offlasher I Turn signal noise Yes No Noise occurs during window washer operation Ls Washer noise No Yes Scratching noise occurs while engine is running and continues a while even after engine stops L Engine coolant temp gauge noise Yes ee Scraping noise in line with wiper beat t Wiper noise Ne Yes Other type of noise
10. BE 165 BODY ELECTRICAL AUDIO SYSTEM TROUBLESHOOTING NOTICE When replacing the internal mechanism computer part of the audio system be careful that no part of your body or clothing comes in contact with the terminals of the leads from the IC etc of the re placement part Spare part HINT This inspection procedure is a simple troubleshooting which should be carried out on the vehicle during sys tem operation and was prepared on the assumption of system component troubles except for the wires and connectors etc Always inspect the trouble taking the following items into consideration Open or short circuit of the wire harness Connector or terminal connection fault For audio systems with anti theft system troubleshooting items marked indicate that Trou bleshooting for ANTI THEFT SYSTEM should be carried out first Problem No BEOGC 04 Display indicates when power switch turned to ON but no sound including noise is produced Ine presen bata Purotopeaing he nto o att or at does networ O a a UO o e O C Pew OO Co o e OOOO P Sour quality poor o e UUO o o C ea a oooO oo o O Y OO eoo C g i Power coming in but power amplifier not operating The term AM includes LW MW and SW and the term FW includes UKW Cassette tape inserted but no power Power coming in but tape player not operating Any speaker does not work Sound quality poor
11. DY ELECTRICAL BE 181 AUDIO SYSTEM 24 Power Amplifier OPERATING POWER COMIMG IN BUT WOOFER POWER AMPLIFIER NOT Is tape player operating normally t Radio assembly faulty No Yes Check if RAD No 2 fuse is OK __ Replace fuse OK NG Is power supplied to ACC terminal of power amplifier _ ACC wire harness faulty Yes No Check if RAD No 1 fuse is OK _ Replace fuse oK NG Is power supplied to B terminal of power amplifier B wire harness faulty Yes No Check if GND wire harness side of power amplifier grounded normally _ GND faulty NG es Is power supplied to ACC terminal of radio assembly __ Power amplifier faulty Yes No Is power supplied to B terminal of radio assembly Power amplifier faulty Yes No Check if GND wire harness side of radio assembly grounded normally t GND faulty NG eK Is there continuity in speaker wire harness I Speaker wire harness faulty Yes No Temporarily install another speaker Functions OK __ Speaker faulty No Yes Hiss noise from speaker __ Power amplifier faulty Yes No Recheck system after repair Radio assembly faulty Recheck system after repa
12. WER i Yes No Is radio operating normally gt Is power supplied to ACC Radio assembly faulty N terminal of CD player o Yes CD player faulty Check if RADIO No 2 fuse is OK Replace fuse OK NG Is power supplied to ACC terminal of power amplifier ACC wire harness faulty Yes Me Is power supplied to ACC terminal of radio assembly imo Power amplifier faulty o Yes Radio assembly faulty 18 CD Player POWER COMING IN BUT CD PLAYER NOT OPERATING Is CD inserted with correct side up gt Insert correctly No Yes Function OK if different CD inserted L CD faulty Yes No Is radio operating normally gt Is temperature inside cabin hot Protective circuit in Yes Yes operation No No Has sudden temperature change Formation of occurred inside cabin Yes condensation due to temp changes No CD player faulty Dose continuity exist in speaker wire harness Speaker wire harness faulty No Yes Temporarily install another speaker Speaker faulty Functions OK Yes No Hiss noise from speaker No J Power amplifier faulty Yes Recheck system after repair Radio assembly faulty Recheck system after repair BE 178 BODY ELECTRICAL AUDIO SYSTEM 19 CD Player SOUND JUMPS Does sound jump only during strong vibration Lg Jumping cau
13. Yes No Check if GND wire harness side of power amplifier grounded normally gt GND faulty OK NG Is power supplied to B terminal of radio assembly _ Power amplifier faulty No Yes Check if GND wire harness side of radio assembly grounded normally NG Power amplifier faulty OK Radio assembly faulty BODY ELECTRICAL AUDIO SYSTEM BE 173 9 Tape Player CASSETTE TAPE CANNOT BE INSERTED Is there a foreign object inside tape player m Remove foreign object No Yes Is auto search button radio operating normally _ Radio assembly faulty No Yes Check if RADIO No 1 fuse is OK Replace fuse OK NG Is power supplied to B terminal of power amplifier B wire harness faulty No Yes Check if GND wire harness side of power amplifier _ GND faulty grounded normally OK NG Is power supplied to B terminal of radio assembly Power amplifier faulty No Yes Check if GND wire harness side of radio assembly __ Power amplifier faulty grounded normally NG OK Radio assembly faulty 10 Tape Player CASSETTE TAPE INSERTED BUT NO POWER Is radio operating normal I Radio assembly faulty No Yes
14. aulty Yes No Temporarily install another speaker Speaker faulty Function OK Yes No Radio assembly or power amplifier faulty BE 175 BODY ELECTRICAL AUDIO SYSTEM 13 Tape Player SOUND QUALITY POOR VOLUME FAINT Function OK if different cassette tape inserted Cassette tape faulty N Yes O Operates normally after cleaning the heads Head dirty Yes No Is radio operating normally Radio assembly faulty N Yes O Is speaker properly installed __ Install properly Yi No es Temporarily install another speaker Speaker faulty Function OK Yes ee Radio assembly faulty 14 Tape Player TAPE JAMMED MALFUNCTION WITH TAPE SPEED OR AUTO REVERSE Function OK if different tape less than 120 mins is inserted Cassette tape faulty N Yes o Is there a foreign object inside tape player Remove foreign object Yes No Operates normally after cleaning the heads ie Head dirty es No Radio assembly faulty BE 176 BODY ELECTRICAL AUDIO SYSTEM 15 Tape Player CASSETTE TAPE WILL NOT BE EJECTED Is tape player operating normally _ Cassette tape jammed Yes No Is auto search button of radio operating normally Radio assembly faulty R
15. ir BE 182 BODY ELECTRICAL AUDIO SYSTEM 25 Power Amplifier ANY SPEAKER DOES NOT WORK Is radio operating normally CD player faulty No Yes Is hiss noise produced by non functioning speaker No Yes Radio assembly faulty Recheck system after repair Does continuity exist in speaker wire harness Speaker wire harness faulty Yes No Temporarily install another speaker Function OK Speaker faulty Yes Ne Power amplifier faulty Recheck system after repair BODY ELECTRICAL BE 183 AUDIO SYSTEM 26 Noise NOISE DCCURS Doesfihefhoise occur onlyf infiheffadio E No Doesfihefhoise occur in a particular place It occurs in the cassette and CD ooo Refer to No 27 No An electric environment Yes Isfihere any additional installation part around the glass imprinted antenna Sun g hadeffilm telephone antennaj tc Does the noise stop by removing it Yes No Influence of the film or the noise radiation of the additional installation part Does the hoise occur ven pulling out the antenna ord from ihe fadio Check the radio Yes Ne Does the hoise occur ven after pulling out the
16. layer No faulty No Yes CD player faulty Check if RADIO No 1 fuse is OK Replace fuse Is power supplied to B terminal of power amplifier B wire harness faulty No Yes Is power supplied to B terminal of radio receiver Power amplifier faulty No Yes Radio assembly faulty BE 180 BODY ELECTRICAL AUDIO SYSTEM 23 Power Amplifier NO POWER COMING IN Is tape player operating normally Radio assembly faulty no Yes Check if RAD No 2 fuse is OK Replace fuse ox NG Is power supplied to ACC terminal of power amplifier ACC wire harness faulty Yes No Check if RAD No 1 fuse is OK __ Replace fuse lox NG Is power supplied to B terminal of power amplifier B wire harness faulty ig No Check if GND wire harness side of power amplifier grounded normally Mg LEN faulty OK Is power supplied to ACC terminal of radio assembly L Power amplifier or wire harness faulty Yes No Is power supplied to B terminal of radio assembly i Power amplifier or wire harness faulty ig No Check if GND wire harness side of radio assembly grounded normally GND faulty NG Kg Radio assembly faulty BO
17. on r a SEL err 2 DIN Type 1 DIN Type 2 DIN Type 1 DIN Type 2 DIN Type 1 DIN Type 2 DIN Type 1 DIN Type HINT e Refer to Owner s Manual for operation details of ANTI THEFT SYSTEM e When the ID number has been cancelled reset the same number after completing the operation or inform the customer that it has been cancelled 08418 BODY ELECTRICAL BE 167 AUDIO SYSTEM 1 Radio RADIO NOT OPERATING WHEN POWER SWITCH TURNED TO ON Is tape player operating normally Radio assembly faulty o Yes Check if RAD No 2 fuse is OK Replace fuse Jox NG Is power supplied to ACC terminal of power amplifier ACC wire harness faulty Yes No Check if RAD No 1 fuse is OK __ Replace fuse Jok NG Is power supplied to B terminal of power amplifier B wire harness faulty ig No Check if GND wire harness side of power amplifier grounded normally GND faulty NG OK Is power supplied to ACC terminal of radio assembly L Power amplifier or ACC wire harness faulty lig No Is power supplied to B terminal of radio assembly i Power amplifier or B wire harness faulty ig No Check if GND wire harness side to radio assembly is OK CS GND faulty OK NG Radio assembly faulty
18. sed by vibration No Yes Is CD player properly installed Install properly Yes No Functions OK if different CD inserted mos CD faulty es No Has sudden temperature change occurred inside cabin Formation of condensation due to 7 Yes temp changes o CD player faulty 20 CD Player SOUND QUALITY POOR VOLUME FAINT Function OK if different CD inserted gt CD faulty Yes No Is radio operating normally CD player faulty N Yes o Is speaker property installed g Install properly Yes No Temporarily install another speaker Speaker faulty Functions OK Yes No Radio assembly or CD player or power amplifier faulty BE 179 BODY ELECTRICAL AUDIO SYSTEM 21 CD Player ANY SPEAKER DOES NOT WORK Is radio operating normally CD player faulty No Yes Is hiss noise produced by non functioning speaker Radio assembly faulty No Yes Recheck system after repair Does continuity exist in speaker wire harness ss Speaker wire harness faulty No Yes Temporarily install another speaker __ Speaker faulty Function OK Yes Ne Power amplifier faulty Recheck system after repair 22 CD Player CD WILL NOT BE EJECTED Is auto search button of radio gt Is power supplied to B terminal Radio assembly operating normally Yes of CD p
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