USER MANUAL
Contents
1. TEMP AUX Alarm A high and a low alarm is available for this auxiliary input The units will be auto selected based on the selection of the configurations menu option Option 9 AUX Display Option PRESSURE AUX Alarm A high and a low alarm is available for this auxiliary input The units will be auto selected based on the selection of the configurations menu option Option 9 AUX Display Option Volts Alarm A high and a low alarm is available for the voltage parameter www gtboostgauge com rev 1 4 Applies to VBG1 Ver 1 05b4 Page 14 BGT USER MANUAL Additional Features Blackout mode This mode provides the user a quick way to disable all displays and all LEDs on the boost gauge The gauge will continue to run in the background recording peak boost and other standard features will still work The gauge will also remember this mode when shutdown and restarted The gauge will remain dark until the Blackout mode is de activated To Activate or De activate Blackout mode Swipe from the top button to the bottom somewhat slowly Custom Startup message The gauge provides the capability to program a custom startup message This message will be displayed during the startup gauge sweep on power up Up to 7 characters per screen can be displayed Characters from A Z are available To enter the configuration menu for the custom startup message simply hold the top and bottom button To exit the startup message menu hold the top2. CO iil SAC IONS peroserro aeee T OEE ET E E EEE EET 7 AFRL EN MI e E E T ATN 7 AFR Vid PLX SM AFR Configuratio cs asnscesissatcacoassansaboas saneaneudenddnmadesancatesdanedesadsansnedinsandeceoasateaubantarsauaagiensaneatveasaades 8 Analog Auxiliary input OPtions cccccccsssccccsssccccsnsccccenecesseeeeessueeeeseeeessaeeeesaaeeeeseueeesseuecessueeeseuscessauseessueeesenesesseeeess 8 GETEING StIrtOd sers eriar rnnr E E E E E E E 9 Changing the right screen display mode ccccccccsssecccsscccceesccceecccseueccssueecessueeecseuecessauecessueeeseaseesseueeesaaesessaages 10 Regue une PESK TE alre E E ES i 10 coner on MAEN ran E TE E EE E ore 11 Conneuration Menu lt QUICKreiere nte sa snicuvasncansncansennnnssaeahatseutans Ea EE a TER 11 Configuration Details ae aeretces ae vane cnmaisenenisensssinpeessaens secoeeunceesgnvecesnbsavausoeraeuessamaraeyenenseasnneesenedanne scant OANE SRA NANNTEN Ennai 12 Option 9 AUX Display OU ONE veasccosicsscisuwaivssitawetasatestinesiedcinwaeostevaunateedieswntneewabasisaulatsacaw amiga away siewatiestesanlsuubauieneaboar vane 12 Option 11 12 AUX plot Max MIN cesna aenur ein Eaa a AAA aE Ar a On E aA AUAA AAAA a AAN E Aai 12 Option 22 LED BoOst Display OPTIO srrirsinicactaisoniisni eunoe aaa a aaia eaa 13 ALARMS i et on MENU cg sans ces e E TTA uae E ET EA TEE 14 Alarms configuration menu Quick reference sosseensesseerssssreressrrresssreresssreresssrerossereressrereessrrressereress
3. based on customer feedback and or feature request Below is a list of key features of the VBG1 relative to firmware version If you are unsure of the firmware version of your VBG1 you can request it while the gauge is pulling vacuum Simply press all three buttons at the right and hold until the version is recalled To exit this display mode press and hold the upper most button Firmware upgrades in versions previous to 1 05 cannot be performed remotely if you are interested in upgrading the firmware of your VBG1 contact info gtboostgauge com AUX OLED Firmware VOLTS BAR TEMP PRESS TIMEOUT Updates weve XT X XI xt wma TXTX XTX x xX Requires a PC and serial programming cable sold separately For more information on updating the firmware of you VBG1 see this guide http www gtboostgauge com VBG1 Programing 20Guide pdf or goto www gtboostgauge com and click through to VBG1 gt Version Info and browse the selection www gtboostgauge com rev 1 4 Applies to VBG1 Ver 1 05b4 Page 16
4. button While in the startup message configuration menu refer to the following diagram to program lies To increment character ZSR Increments the charter seee bj Ph number and screen to modify Modifies the charter ADB Modifies the charter BOA Indicates Character Message to Edit Indicates Screen 1 Left 2 Right www gtboostgauge com rev 1 4 Applies to VBG1 Ver 1 05b4 Page 15 BGT USER MANUAL Additional Information More about the OLED displays Organic Light Emitting Diode OLED displays have a quicker response time and an extremely wide viewing angle compared to LCD displays The viewing angle is gt 160 They are able to operate and low temperatures and still respond quickly Each pixel is susceptible to dimming based on its individual use burn in Frequently used pixels will dim more quickly than pixels that are not used as often This burn in will take affect over a long period of time These displays are rated at 10 000 hours gt 50 of initial brightness If you are concerned about burn in you can use the blackout mode when the display is not being used to maximize display lifetime The OLED displays are covered with a soft plastic polarizer The soft plastic polarizer is easily scratched or damaged Be very careful when you clean the polarizer VBG1 version feature matrix The version of firmware shipped with the VBG1 is always the latest Minor changes are made to improve the gauge
5. 5 of the configurations menu www gtboostgauge com rev 1 4 Applies to VBG1 Ver 1 05b4 Page 13 BGT USER MANUAL ALARMS Configuration Menu The configuration menu provides options for custom parameter configuration of the enabled alarms The alarm menu can only be accessed when the gauge is powered up and not in a boost condition To access the alarm configurations menu the Bottom and middle button must be held To exit the menu hold top button Setting will be saved upon exit of the menu In menu To Access Menu Top button increments menu pon s Hold Bottom and peas option E 20 ime toann P Middle Button to e 20 Inte 15 0Va TS 7 access Alarm menu Bottom button changes menu option parameters Alarms configuration menu Quick reference Volts Alarm Low Lower than this voltage will cause an alarm condition None 1 18 Volts Alarms Beep When on Alarm notification will sound ON OFF Volts Alarm High Higher than this voltage will cause an alarm condition None 1 18 Volts ALARMS Configuration Details Boost Alarm The Boost alarm is always set in the units of PSI The alarm will sound when the value is reached or exceeded and remain on until the end of the boost profile is reached The boost profile length is configurable from the configurations menu AFR AUX Alarm No alarm for AFR is available or configurable The Aux alarm high low menu options will show None and will not be able to be modified
6. ODULE ANALOG 02 SENSOR Si RIAL 1 Connect the 3 5mm stereo male to male audio cable from the PLX SM AFR TX PORT 4 to the VBG1 TX RX port as shown Be sure to enable AFR PLX option in the configurations menu AUX DISPLAY OPTION See page 11 of this manual for configuration information Analog Auxiliary input options One of the following approved accessories may be used with the single auxiliary input The configurations menu option 9 AUX Display Option should be set to indicate which auxiliary device is being used These auxiliary input devices are not included with the VBG1 but may be purchased from the www gtboostgauge com shop website Unfortunately at this time VBG1 only supports one Aux input at one time digital or analog For instance if your monitoring AFR via PLX SM AFR unit you have used up all available inputs Temp Probe Manufacture Gaugetek P N TEMPO1 www gtboostgauge com rev 1 4 Applies to VBG1 Ver 1 05b4 Page 8 BGT USER MANUAL Getting started After installation you can power the VBG1 by turning on the accessory power of your vehicle Upon power up the VBG1 will take a sample of the atmospheric pressure and then the custom startup message will be shown as the LED bar sweeps After the startup animation has completed and if the vehicle is started the screen will display the vacuum in the left display and the user selected option will be displayed in the right The left disp
7. VBG1 USER MANUAL DISCLAIMER This gauge is in no way approved by Subaru or Fuji Heavy Industries There are no guarantees stated or implied that this accessory will not cause damage to you or your vehicle It should also be known that this accessory may void the warranty to your vehicle No responsibility is taken by the seller of this accessory for any damages resulting from the installation or utilization of this accessory Perform this installation at your own risk Vent Boost Gauge 1 Generation Updated for Firmware Version 1 05b4 VAC L 18 ing 13 2vorTs BGT USER MANUAL Table of Contents NBG AO UIC STO GOIN occa tie ceca sano E E E O E E E E E 3 NE OY SC ata sawn E T E e ent anaes Ga eunen genes ante rea aa 4 NBG I PECE OWS aoea E E E E tee E E 4 E erase E E E AE E E E EE E E EE E 4 Taago lap Ta 1 Os cas E E E E EE E E E E EEE E E E E e A E E 4 Auxiliary input options ONLY ONE CAN BE SLECTED ssscccccececeessseeeceeeeeeeeseececceeeeeeeseeeeeeseeaeaseeeeeeeeeegees 4 installing the VBGI in the Venti ssissiiresisciisonseocrsi tadni aane s TATAEE Ena Eaa aa aa 5 Powering up the sending unit sosseenssseserssssrersssrrresssrrresssrerosserersssereesssreressererossererossreresssreressererosseereosseeressereresseree 6 Routine WAC BOOST TODI sreutecectbenvat cee secteat coucpoceuseae E AANA AA NEA EANA A AAAA 6 Mo nitonnge AFR Wimmie VBOI eae meee ee ene eo nen pee E TE EEE EEEE 7 AFR VIa LC
8. creen and LED Brightness Left to Right Up to 24 in hg 1 LED per in hg of Vacuum PEAK 1 13 5 PSI Buttons 3 Capacitive touch sensors Dual OLED Display Button Indicators Left Displays Vac Boost and Peak Lights next to each button illuminate when pressed Right Displays Boost AFR AUX Profile AFR AUX Accessory power timing relative to engine start is critical for proper operation for more information see specifications section AFR output from compatible Air Fuel Ratio Sensor Controller must be set correctly see AFR section AFR AUX only available if using compatible Air Fuel Ratio Sensor Controller or approved AUX sensor See Auxiliary input details section for more information www gtboostgauge com rev 1 4 Applies to VBG1 Ver 1 05b4 Page 3 BGT USER MANUAL VBG1 Overview Toggle Right Display Option S Use top button to select to view Boost Profile Numerical AFR AUX w indicator z e AFR AUX Profile JIVEE e Numerical Voltage w indicator 19 4 _PSsI Dedicated display Automatically displays the following based on mode Display Peak f Use bottom button to select peak recall e Numerical Boost unit PSI P e Increment peak history 1 5 e Numerical Vacuum unit In Hg User selectable display e If AFR AUX is enabled AFR AUX profile e Peak Boost history last 5 peaks Profile displayed automatically in right screen VBG1 specifications Input
9. e meters are Innovatemotorsports LC 1 Zeitronix Zt 2 or Zt 3 In addition to analog monitoring digital AFR monitoring is supported with the PLX SM AFR gauge AFR Via LC 1 Configuration If using the LC 1 the meter must share the same ground if possible it is best to tie the ground of the VBG1 to the ground of the LC 1 If not make sure that they are both tied to chassis ground To assure accuracy of the AFR display on the VBG1 the output settings of the LC 1 must be configured as OV LOAFR 5V 20AFR Warm up 5V n LM Programmer ersion 3 25 ni FJ x Output 5 01 Advanced Analog Out Settings B Respon gt C Insta 3 Volt or 2 3B f 1 6 sec 1 3 sec O05 Lambda air fuel ratio 22 use Lambda use ai fuel ratio FA 0 000 Volk at AFR fio and 5 000 Yolkat AFR 20 High Impedance AFR LC 1 Wiring Here is a wiring diagram for the proper LC 1 hookup Please double check all connections before powering up and be sure to refer to the LC 1 documentation to verify accuracy Switched Power 12V Switched Power 12V VBG SENDING Analog 2 out TIE POINT www gtboostgauge com rev 1 4 Applies to VBG1 Ver 1 05b4 Page 7 BGT USER MANUAL AFR Via PLX SM AFR Configuration VBG1 provides a digital interface that can decode the PLX SM AFR Gauge protocol This connection is a digital connection to the PLX gauge and should be made as follows SENSOR M
10. eeeressereeno 14 ALARMS Configuration Details sssenessseeressrecesssreresssrevesssecesssrecesssreresssrevesesecoossrecosssreressseeressseeressreresssreresssreressse 14 BOOST AL I Aaa E E AE E E E E 14 AFR AUD TATI E E E donseadessaceesecoeuaas 14 TEMP AUX Alarim csssscsssccssscsssscsssccssccsssessscesssccussessscesssccsssesssccsucccsseessscesscocsseesssecsuecesseesssecsscoussessssessucoessessss 14 PRESSURE 00 0 FALI Deen eee nn ee ne er ee re 14 VOLES AGF IV orenera a A ET E A E EEAS 14 AOAO IF a a E E E deseiata ge eenntatnaannicontanhs 15 BAKO a E T E E E E T aeeneaeee 15 Custom Star up mess dE O aa E RE E T NT E T S 15 ACOTA O LE eaa e E R EE E EE E N 16 More about the OLED GISD AVS isusssccssaascassausiedscvacsnesavanseuecnesieeabawedadescenceadoaus degursneduedaaodedeesavieedsdavvadeatenseediaentedarveneds 16 VBG1ve rsion feat re MatriX accasansierceassanesaciocsnpecssiendsuesaagessetGavdaueategevaisedend saan A aai a 16 www gtboostgauge com rev 1 4 Applies to VBG1 Ver 1 05b4 Page 2 USER MANUAL VBG1 Quick reference WRECOLOR NAME RED sd 2 V Accessory power BLACK GROUND GREEN Parking Lights Input s12v Poring ahtson 18 inch cable a gt C gt Pressure Line Hookup ooo Aux Input Power AFR Parking Lights EEE Hookup LED bar graph Dedicated to Boost and Vacuum Ambient Light Detector Right to Left Up to 24 PSI 1 LED per PSI Boost Display Used to auto adjust S
11. essure is selected the min and max plot options adjust both the profile plot limits and the OLED bar graph limits The value is then scaled accordingly to fit with those bounds 11 AUX MAX L OT gOPSI e s APS I a OLED profile plot OLED Bar graph plot TEMP F TEMP C If temperature is selected the min and max plot options adjust only the OLED bar graph limits The value is then scaled accordingly to fit with those bounds Profile plot is not available for temperature Option 22 LED Boost Display Option This options provides lets user decide how the VBG1 will display the boost and vacuum The led bar graph is always displayed in the units of PSI Led Psi per led is configurable to 1PSI or 2PSI PIVOT Pivots Boost and vacuum around the corner Vacuum is drawn from right to downward left and boost is displayed from the left to the right as shown below wo I H me VAC L P s 2 20 ints 15 0VOLTS BOOST L ee 15 0VaT FULL sweeps vac from the far right to the left Vacuum Boost is displayed from the left to the right starting at the far lower left as shown below In full mode the maximum pressure and boost can be displayed eee I H S BOOST L 13 4 PSI 15 0VvoLT The Full M option and the Pivot M option add marker to the boost display The parkers are every 5 PSI when in 1X Boost LED scale mode and are ever 10 PSI when in 2X Boost LED scale mode Boost scale mode is option
12. imeout and immediately start displaying boost information www gtboostgauge com rev 1 4 Applies to VBG1 Ver 1 05b4 Page 10 BGT USER MANUAL Configuration Menu The configuration menu provides options for custom parameter configuration The main menu can only be accessed when the gauge is powered up and not in a boost condition To access the configuration menu the Top and middle button must be held To exit the menu hold top button When you exit the menu the parameter will be saved automatically To Access Menu Hold Top and Middle Button to access main menu VAC L R T inHg 14 0 AFR Once in menu Top button increments menu option se aS Rees ee eaeaeee a o INTEN ay r 10 Ga Bottom button changes menu option parameters Configuration menu Quick reference Parameters When on Peak boost is displayed after boosting 5 sec 10 sec 15 sec 6 Display Volts Display Vehicle voltage in the display menu rotation ON OFF 7 AUX Display Option See section on configuring auxiliary inputs OFF AFR LC1 AFR 8 AutoBright Auto adjust brightness using Ambient light or parking lights Ambient or Parking lights 9 AUXplotmax See section on configuring auxiliary inputs _ Variable depending on input __ Additional information provided Configuration Details section www gtboostgauge com rev 1 4 Applies to VBG1 Ver 1 05b4 Page 11 BGT USER MANUAL Configuration Detail
13. lay always will display vacuum pressure or peak boost values The right display will always display the user selected option or presents the boost profile when the peak recall is initiated Vacuum pressure is indicated on the LED bar graph by a right to left scale of 2 InHg per Led and the corresponding numerical readout can be read in the Left screen VAC 19 inHg While boosting the pressure is indicated by the LED bar graph by a left to right scale of 1 PSI per LED The corresponding numerical value will be displayed on the left screen The right screen will continue to display the user selected preference BOOST PS After the boost is complete the gauge can automatically display the peak recorded value as well as the boost profile captured The peak boost can also me manually requested by pressing the lower right button A boost profile is recorded when the gauge exceeds the minimum specified PSI and can will continue to record for the profile period or until a vacuum is pulled The profile period can be selected in the configurations menu Auto display of peak can also be configured to be on or off www gtboostgauge com rev 1 4 Applies to VBG1 Ver 1 05b4 Page 9 BGT USER MANUAL Changing the right screen display mode Use the top right button to select between available displays modes for the right screen 4 Boost Profile gt Voltage gt AUX numeric display gt AUX profile When an option is di
14. ollow the links to the VBG1 gt installation section Shown below are pictures from a 4 generation Legacy GT installation Installation of the VBG1 is relatively easy Remove the driver s side vent from the dash and then remove the outer trim piece Once the trip piece is separated remove the two top vent louvers from the vent The VBG1 tabs will fit where the two top vent louvers were removed EY fe Gh tii Pi iiin Se ji a cm TAH te W Hook up the sending unit to the VBG1 before fitting it in the vent Be sure that the black side of the flex cable is up and then slide in the clip to lock Bend the flex cable up and crease it so it hold the position shown above this will make sure it doesn t interfere with the directional vent louvers behind it You may need to use a flat tool to pry the VBG1 into place Be careful not to scratch the circuit board or the front face of the gauge Once in place the flat flex cable should exit the vent as shown above www gtboostgauge com rev 1 4 Applies to VBG1 Ver 1 05b4 Page 5 BGT USER MANUAL Powering up the sending unit The sending unit requires a minimum of power and ground to be hooked up in order to operate the VBG1 as a boost vac gauge The VBG1 Power wire RED wire should be attached to the IG2 circuit The easiest place to tap this circuit is at the fuse box using a fuse tap Locate the appropriate location for your car using the back panel of the fuse c
15. over as a guide Wiring up the Parking lights circuit is optional If you wish to wire this circuit then VBG1 Parking Lights Input wire GREEN should be wired to the ILM circuit at the fuse box When the parking lights are on this circuit goes to 12V and the VBG1 will dim its illumination The VBG1 only has one dim level and does not change variably with dash illumination settings When the parking lights are on the gauge dims If the user drives with headlights on it is recommended to use the ambient light dimming feature Be sure to select the feature you wish to use in the configurations menu option 10 TIo if s ARE PLACED IN THE GT SE RELAY HOLDER Tage ial LB1008028 Fuse location for tapping IG2 circuit 2007 2009 Routing Vac Boost tubing The sending unit should be hooked up to boost vac tubing with an Inside diameter ID of 17 and a recommended outside diameter OD of 1 4 The recommended location for attaching the boost vac tube would be at the Air By pass Valve as shown below The Air By pass Valve mates to 1 4 ID Tube so a reducer T is used A tube fitting kit is available from the www gtboostgauge com shop website Stock After install Tube Fitting Kit www gtboostgauge com rev 1 4 Applies to VBG1 Ver 1 05b4 Page 6 BGT USER MANUAL Monitoring AFR with the VBG1 The AFR display on the VBG1 relies on the analog output of an approved wide band meter Approved analog interfac
16. s Option 9 AUX Display Option Auxiliary option allows one extra input to be viewed by the VBG1 The Auxiliary input display relies on external approved sensors Since only one input is available only one aux input can be used selected from the following options OFF No input AFR LC1 Air fuel ratio via analog output interface of LC 1 AFR PLX Air fuel ratio via digital interface sourced from PLX SM AFR gauge AFR Zt2 Air fuel ratio via analog output interface of Zt 2 or Zt 3 PRESS P Oil Fuel pressure using sensor Prosport Premium P N PSSMOPS required Pressure is displayed in unit PSI PRESS B Oil Fuel pressure using sensor Prosport Premium P N PSSMOPS required Pressure is displayed in unit BAR TEMP F Temperature probe Gaugetek TEMPO1 required Temperature is displayed in units Fahrenheit TEMP C Temperature probe Gaugetek TEMPO1 required Temperature is displayed in units Celsius Option 11 12 AUX plot max min The auxiliary plot settings depend on the aux input selected If AFR is selected the min and max plot options adjust only the profile plot limits and the OLED bar graph limits remain fixed at 10 min and 20 max The value is then scaled accordingly to fit with those bounds PLOY 20AFR pior 10AFR OLED profile plot OLED Bar graph plot fixed www gtboostgauge com rev 1 4 Applies to VBG1 Ver 1 05b4 Page 12 BGT USER MANUAL 9 Aux P press PRESS Aa If pr
17. s Voltage 12V 18Volts AFR Input 0 5 Volts Parking lights input 12V Parking lights ON Instrumentation Voltage accuracy 0 2 Volt Boost Pressure Range O 48 Psi Bar graph Readout 0 48 Psi Numerical Readout Vacuum Range 0 25 InHg Boost Vacuum accuracy 0 25 PSI up to 30 PSI Vacuum resolution 1 InHg Boost resolution 0 1 PSI Auxiliary input options ONLY ONE CAN BE SLECTED includes digital PLX interface AFR via LC1 PLX or Zt 2 3 Range 10 20 AFR Accuracy 0 1 AFR OIL FUEL PRESSURE Range 0 150 PSI Accuracy 5 PSI TEMP PROBE Range 40 125 C Accuracy 2 C Power should be sourced to the VBG1 before engine start for most model years IGNITION power provides proper power sequencing Some model years 07 have some ignition lines that power off briefly at engine start The atmospheric sampling sequence depends on proper power sequencing Please be sure that the proper power sequencing is provided to the gauge AFR only available if using compatible AFR Sensor Controller Air Fuel Ratio Sensor Controller must be set correctly see AFR section Specific Temperature probe or Oil Fuel pressure sensor must be used See Auxiliary input options section for more information www gtboostgauge com rev 1 4 Applies to VBG1 Ver 1 05b4 Page 4 USER MANUAL Installing the VBG1 in the vent For detailed vent installation instructions specific for vehicle type please see www gtboostgauge com and f
18. sabled in the configurations menu the option simply gets skipped when you change display modes Please be sure that the option you want to view is enabled in the configurations menu Requesting peak recall Use the lower right button to request the peak boost recall function Up to 5 previous peaks can be recalled using the recall button with each press of the button The past peak boost values will be displayed in the order from the most recent peak 1 to the oldest peak 5 The Boost profile for that record will also be displayed in the screen to the Right 4 Peak 1 gt Peak 2 gt Peak 3 gt Peak 4 gt Peak 5 If no previous peaks have been recorded then the peak will display 0 0 PSI and no profile plot will be shown When the AUX is enabled in the configurations menu the peak recall function will also include the AUX profile as part of the recall function The display will function as indicated below Peak 1 gt Peak 1 w AUX Plot gt Peak 2 gt Peak 1 w AUX Plot gt Peak 3 gt Peak 3 w AUX Plot Peak 4 gt Peak 4 w AUX Plot gt Peak 5 gt Peak 5 w AUX Plot The peak recall functions will automatically timeout after a specified time which is configurable in the configurations menu Once it times out the display will return to displaying vacuum and the requested user selected setting If boost is initiated while reviewing past peak boost information the gauge will override the t
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