Mitsubishi 3000gt 1999, Workshop Manual

Page 1: ...0 n MITSUBISHI MOTORS Worlrshop Mqnuql chqssis SUPPLEMENT o SOOOGiT 99 ffi ffi PUb NO PWUEgI I9 H Pub No PWUE9203 6 ...

Page 2: ...mechanics Usethemanuals indicated onthefollowing pagein combination withthismanual asrequired All information illustrations and productdescrip tions contained inthismanual arecurrent asatthe timeof publication We however reserve theright tomakechanges atanytimewithout priornoticsor obligation Allffis Hffi dl General Eil r r Fuel ChassisElectrical t 9 MitsubishiMotors Corporation May 1999 ...

Page 3: ...OO Basic PH Eg oo t suPPlement PHUE9406 2 SuPPlemenl PHUE9406 3 SuPPtemenl 8608K4O8AT 8808K4O8AT ARNINGSREGAR P I 9 oF SUPPLEMENTAL RESTRA NT SYSTEM isRsiioutiP eo vEHlcLEs lponent WARNINGt ormaintenance oranvcomp one1 I i J fl H ni fitingor theair 1 mproperserviceormaintenanceofanycomponentoftheSR oranvSRS re atedcon can eadtopersona injuryorieanioservice personne fromir lXl r J ffi itj S51F F dl...

Page 4: ...dethe enginecompartment I r Model code Engine model Transmission model Fuelsupply system Zl6AMJGFL6 6G72 2 972m W6MG1 MPI Zl6AMJGFR6 VEHICLES FORGENERALEXPORT Model code Engine model Transmission model Fuelsupply system Zl6AMNGFL 6G72 2 972mt WsMG1 MPI Zl6AMNGFR VEHICLES FORGCC Model code Engine model Transmission model Fuelsupply system Zl6AMNGFLW 6G72 2 972m WsMG1 MPI ...

Page 5: ...lExportor GCC 4 Bodystyle M 2 doorhatchback 5 Transmission type N S speed manualtransmission J 6 speed manualtransmission Y 000001 A T tl rl 910 VO2OTAA 6 Development order 216 2 972m Fulltime4WD 7 Sort A Passenger car 8 Modelyear x 1999 9 Plant Y Ohe MotorVehicleWorks 10 Serialnumber A J M B M N 216 A X TTTTTTTT rrrrllll 12345678 ...

Page 6: ...dlePosition Switch 16 CamPosition Sensor 17 Crank Angle Sensor 19 lgnition Switch ST 21 Vehicle Speed Sensor 22 Power Steering Fluid Pressure Switch 24 AirConditioner Switch andPowerRelay 25 Detonation Sensor 26 Electrical LoadSwitch 27 Oxygen Sensor 28 FanMotorRelay Radiator Fan Condenser Fan 30 lnjectors 32 ldleSpeedControl Servo Stepper Motor Type 33 lgnition CoilandPower Transistor 34 PurgeCon...

Page 7: ...ehavebeenestablished to correspond to this 1 The engine ECU connector terminal layouthas beenchanged to correspond to changes in the inhibitor system SPECIFICATIONS GENERAL SPECIFICATIONS TROUBLESHOOTING NOTE Replace the engine ECu together withthe immobilizer ECU and ignition key J J Y I L Items Specifications Engine control unitidentification model No LHD RHD E2T61492 E2T61491 ...

Page 8: ... 3 9 3 Equipment side connector 3l Battery tlrlrlrlrl lgnitionswitch tG fuelpumprelay No 1 16FO590 V _r tsower I I supply I VV t L I suppry I V V t ITT F F U 1 9 4 3 HARNESSINSPECTION Measure theignition switch lG terminal input voltage Engine control unitconnector Disconnected lgnition switch Voltage V OFF 0 1 ON SV Repairthe narness lgnition switch il or checkthe ignition switch ...

Page 9: ...Checkfor an open clrcuit or a short circuit i itiri o t een the enginecontrolunitand Engine control unitconnector Disconnected Control relaY connector Disconnected 1 l l C l L_ J Malfunction of control relayor engine controlunit ilp voltage totheactuator o Control relaY connector Connected Engin control unitconnector Connected Engine Voltage V 8V or higher Cranking Racing SV ENGINE CONTROL UNITPOW...

Page 10: ...UMP lgnition switch tG Fuelpump relayNo 1 Fuelpump relay No 2 O Equipment side 2 connector Engine control unit 4F Equipment side connector Harness side connector Equipment side connector r ffi N J Lrl Engine control unitconnector F U 2 4 8 6 9 F U 0 3 9 3 ...

Page 11: ...dthefuelpumP r FuelpumprelayNo 2connector Disconnected o Fuelpumpconnector Disconnected Harnessside connector w Harness t i l l l o I Check foranopen circuit ora short circuit toearth between thefuelpumprelayNo 2 andtheengine control unit o FuelpumprelayNo 2connector Disconnected r Engine control unitconnector Disconnected Repair the harness o l Ed L I l l L_qJ F U 0 9 6 1 Repair the harness a o i...

Page 12: ...onnected lgnitionswitch Voltage V OFF 0 ON SV Repair the harness lgnition switch lar l or checkthe ignition switch Check foranopen circuit ora short circuit toearthbetween thefuelpumprelayNo 1 andtheengine control unit o Control relayconnector Disconnected Engine control unitconnector Disconnected Repairthe harness z rz rF r l l L_O J F U 2 0 3 8 Checkfor continuitybetweenthe control relayNo 1and ...

Page 13: ...sensor n l withbuilt in intake lj airtemperature sensor andbarometric oressure Equipment side connector Harness side connector t l N c o c ffii _______gF cog r6 za51 Engine control unitconnector 9 F U 0 3 9 3 J Control relay Airflow sensor I Airflow rate liters second a ...

Page 14: ... voltage o Connector Disconnected o lgnition switch ON Voltage V 4 8 5 2 0 Repair the harness tr t 2 Check for continuity of the earth circuit o Connector Disconnected o Repair the harness tr Harness side Q N Engine control connector l b lunitharness 7FUO715 Check forcontinuitv between theair flowsensor andtheenqine control unit o Airflowsensor connector Dis connected o Engine control unitconnecto...

Page 15: ... stde connector Intake air temperature sensor e l Engine controlunit 7FUO659 Engine control unitconnector J Airflowsensor withbuilt in intake air temperature Sensor and barometric pressure sensor c c o o o q cc l Temperature tcztttt Temperature x f f 5 V HARNESS INSPECTION Check for continuity of theearth circuit r Connector Disconnected o Repair the harness tr a ...

Page 16: ... tr Airflowsensor ll i __ withbuilt rn intake l i atr temperature sensor andbarometric pressure lgl o1ffi BAROMETRIC PRESSURE Barometric pressure sensor Equipment srde connector Airflowsensor connector Harness side Enginecontrolunit Barometric pressure sensor Output volrage V 1 0 Barometiic pressure I 760 30 rcssr Enginecontrolunitconnector 9 F U 0 3 9 3 ...

Page 17: ...rometric pressure sensor Connector Drsconnected o lgnition switch ON o IglI 4 8 5 2 Repair the harness tr E Harness sidef E Tunit harness Cgnnector I b FStOe COnneCtOr 7FUO666 Check for anopen circuit or a short circuitto earthbetweenthe engine control unitandthe barometric pres suresensor o Airflowsensor connector Dis connected r Engine control unitconnector Disconnected Repair the harness tr E b...

Page 18: ...NSOR Enginecontrolunit Equipment connector i t fI I I I i t l I I tl ffi 5V 9 F U 0 1 0 6 temperature sensor 1 1 0 c u 9 a o E Coolant temperature Cl o o Coolant temperature Engine control unitconnector HARNESS INSPECTION e9 0 Check for continuity of theearth crrcurt Connector Drsconnected Repair the harness tr ...

Page 19: ...hePower suPPlY voltage o Connector Disconnected o lgnition swrtchON Voltage V 45 4 9 THROTTLE POSITION SENSOR 7 1 li i t z ThrottlePosition Equipment side connector Harness side connector Engine control Enginecontrolunitconnector o o o E E F M i n r m u m Maxtmum Throttle posltlon sensor VVA t I I t 5 V t ...

Page 20: ...witchON Voltage V 4 8 5 2 Harness Check for continuity of theearth circuit o Connector Disconnected 0 Repair the harness E Engine control unitharness srdeconnector Check for anopencircuit or a short circuit to earthbetweentheengine control unitandthethrottle oosition sensor o Throttle posttton sensor connec tor Disconnected o Engine control unttconnector Disconnected o Repair the harness tr ...

Page 21: ...r r frq Throttle oosition sensor connector Throttle shaf t turning angle orzoez HARNESSINSPECTION Engine control unitconnector 9 F U 0 3 9 3 7FVO674 Check for continuity of theearth crrc urt o Connector Disconnected ldleposttton swrtcn g u 5ELIT Measure thepowersupply voltage of theidleoosition switch o Connector Disconnected e lgnition switch ON 0 Voltage V 4 or more Repair the harness tr E Repai...

Page 22: ...spectionof Mpl Components 13 17 Lam posttton sensor I I 0 I I I I i i I f I Equipment side connector 2 Y fi5V 0 a o o c t CAMPOSITION SENSOR 7 F U 1 3 0 9 Control relay Outputcharacteristic Engine control unitconnector ...

Page 23: ...t o Camposition sensor connector Disconnected Repair the f Earth Checkfor anopen circuit or a short circuit to earth betweenthe camposition sensor andtheengine control unit Engine control unit connector Disconnected Camposition sensor connector Disconnected Repair the harness tr f t l n l L ____J Engine control unitharness sideconnector 6AF0058 Replace the engine controlunit Measurethe tmpressed v...

Page 24: ...Inspectionof Mpl Components 13 19 CRANK ANGLESENSOR crank alqlgJnsor F U 1 8 5 6 Controlrelay Engine control unit Crank angle sensor 1 N Harness side connector tvl 5 0 Engine control unitconnector Outputcharacteristic ...

Page 25: ... earthcircuit o Crank anglesensor connector Disconnected Repair the harness tr l Earth Engine control unrtharness sideconnector Checkforanopen circuit or a short clrcuit to earth betweenthecrankangle sensor andtheengine control unrt Engine control unit connector Disconnected o Crank anglesensor connector Disconnected 0 Repair the harness E E Measure the impressed voltage Crank anglesensor connecto...

Page 26: ...3 HARNESSINSPECTION Measurethe rnputvoltageto the enginecontrolunit o Engine controlunitconnector Disconnected o lgnrtron switch START e 0 Voltage V 8 or more Repair the harness fl lgnition switch Engrne control unrtharness srde connector Check for continuity of theearth crrcu rt o Engine control unitconnector Disconnected Repairthe harness Earth i l lrI v ...

Page 27: ...peed sensor 7FU1431 Engine control unitconnector 9 F U O 3 9 3 Equipment conneclor 9 qmI Engine control unit E _l l A I lf I t Terminal voltage V ffi Vehicle speed km h mph l HARNESSINSPECTION Measure the linevoltage of thevehi clespeedsensor o Connector Disconnected o lgnition switch ON Voltage V B 0 Reparr the harness E lsni tion switch ...

Page 28: ...unitconnector Disconnected o lgnition switch ON o Movethevehicle Continuity A tr Measure the powersupply voltage of thevehicle speedsensor o Connector Disconnected o lgnition switch ON OK Voltage V 4 5 4 9 Repair the harness ts E Checkfor continuity of theground crrcu rt o Connector Disconnected 0 Repair the harness tr Ground ...

Page 29: ...000 7 0 20 0 15 0 20 0 100 284 213 284 Engine control unlt Powersteering fluid pressure switch o ol tt IkPa kg cm2 Psi Engine control unitconnector Measure thePowersuPPlY voltage o Connector Disconnected o lgnition switch ON Harness side connector O N O F F HARNESSINSPECTION D 0 Repair the harness tr E U ...

Page 30: ...ditioner compressor tock controller or r Air conditioner Dual pressure swrtch Enginecontrolunit Engine control unitconnector 9 F U 0 3 9 3 Battery Lq q HARNESSINSPECTION Engine control unitharness srde connector 7FVO695 Measure thepowersupplyvoltageof theairconditioner circuit o Airconditioner switch ON o Engine control unitconnector Voltage V SV Check theair conditioner crrcu rt ...

Page 31: ... connector Enginecontrolunitconnector I I 9 F U 0 3 9 3 HARNESSINSPECTION Engine control unitharness srde connector Check for anooen circuit or a short circuit to earth betweentheengine control unitanddetonation sensor o Detonation sensor connector Disconnected Engine control unitconnector Disconnected Repair the harness a tr ...

Page 32: ... side conneclor ELECTRICAL LOADSWITCH Engine control unitconnector 9 F U 0 3 9 3 En c trn e control un rt Checkcircuit related to tail lamprelay HARNESSINSPECTION Measure theinputvoltage of engine control untt o Engine control unitconnector Disconnected Lighting switch ON Tail lamprelaY ON Voltage V SV Engine control unrtharness srde connector 7FUO689 ...

Page 33: ...t controt retay y 7FU 5 8 W Measure theinputvoltage of engine control unit o Engine control unrtconnector Disconnected o Defogger switch ON Defogger relay ON Voltage V SV Check circuit related to de foggerrelay Measure theinputvoltage of engine control unit o Engine control unitconnector Disconnected Brake pedal Depressed StoplampswitchON Voltage V SV Check circurt related to stoplamp relay 9 F U ...

Page 34: ...nnected NOTE Touch theohmmeter probes tobothendsol theharness 0 Repair the narness t r 11r O lF l l l ol F U 2 1 0 8 Checkforanopen circuit ora short circuit to earth between the engine control unitandtheoxygen sensor o Oxygen sensor connector Dis connected o Engine control unitconnector Disconnected OK Repair the harness E m tr tr r P il t_o J F U 1 1 3 3 Check for continuity of theearth crrcurt ...

Page 35: ...mponents FANMOTORRELAY RADIATOR FAN CONDENSER FANI From1995models I Toairconditioner compressor I Condenser fan moror 7rul366 Engine control unitconnector lgnition switch lG Radiator fan motor Condenser fanmotor relay Radiator fan motor relav ...

Page 36: ...ents 13 31 HARNESS INSPECTION Measure inputvoltage applied to engine controlunit r Engine control unitconnector Disconnected o lgnition switch ON Voltage V B o Engine control unrtharness side connector 6FU2008 Checkthe fanmotorre laycircuit ...

Page 37: ...r Front bankconnector I Control relay Resistci 1 Injector InJector Equipment side connector 5 _ _ _ _ _ 1ln1u tot 4 N o 6 JInr tot I InJector No 1 No 5 o 3 7FUO973 Connector Solenoid coil Plunger Needle valve Injection Engine control unitconnector 9 F U 0 3 9 3 InJector N o 2 ...

Page 38: ...ctor r i sEulgq Equipment srde connector INY YilI I N I I K rc1 ldlespeed control servo PICK UP A PICK UP PICK UP 5 1B Engrne control unil h h h h YYY Y Engine control unitconnector Controlrelay S t e n n o r n totor BaI bearrng Magnelrcrolor Cor l Cor l Ballb earn q Lcaclscrew F__ pinlle TWW Throttlebodyseal zr 9 F U 0 3 9 ...

Page 39: ...TOR lgnition cotl powertranslstorl Harness side connector 1ffil Engine control unit b Equrpment st conneclor lgnition switch lt Engine control unitconnector 9 F U 0 3 9 3 ft 5 V I 7rv1059 I Battery check conlro termrnal tF t o g tr f rtt ftr Harness sideconnector g trf rt ftl 1 2 ...

Page 40: ... I 8 0 Repair the harness G lgni tionswitch Harness side connector Check for anopen circuit or a short circuit to earthbetweentheengrne control unitandthepowertransistor o Engine control unrt connector Disconnected o Power transrstor connector Dis_ connected o Repair the narness d_ L8_ Checkforanopen circuit or a short circuit to earthbetweenthe power transistor andtheignitron coil o lgnrtion coil...

Page 41: ... Earth I I I I Reparr the narness o 3 Fd Bffi Hi Measurethe voltage of the control srgnal clrcurt of the powerlransistor o Connector Disconnected o lgnrtion swrtch START A Repair the harness n M Measurethe voltage of the tgnttton timingadlustment termtnal o lgnitron switch ON 0 Voltage V 4 0 5 2 lgnrtion timtng adlustment connector ...

Page 42: ...ndcontrol relav r Purge control solenoid valve connector Disconnected r Control relay connector Disconnected NOTE Touch theohmmeter probes to bothendsof the harness OK Repair the harness tr tr f adj Engine control unit L t r o t i l Y J sroe connector Check for anopen circuit or a short crrcurt to earth betweenthepurge corrtrol solenoid valve andtheenqine control untt Purge control solenoid valve ...

Page 43: ...y EGRcontrol solenoid valve connector Disconnected Control relaY connector Disconnected NOTE Touch theohmmeter Probes to bothends oftheharness Repair the harness tr_ n 7FV 4 1o t lx l L__O_J Repair the harness E E Checkfor anopen ctrcuit or a short circuit to earth betweenthe EGR control solenoid valveandtheengtne control unit dlrut e e v rrv Of o EGRcontrolsolenoid valvecon l nector Disconnected ...

Page 44: ...id valveand control relav o Fuelpressure control solenoid valveconnector Disconnected o Control relay connector Disconnected NOTE Touch theohmmeter probes to bothendsof the harness Repair the harness E m Engine control unit harness sideconnector I t_ a1 ar t otao62g Check for anopen circuit or a short circuit to earth betweenthefuel pressure control solenoid valveand theengine control unit o Fuelp...

Page 45: ...tr tr Check forcontinuity between waste gatecontrol solenoid valveand control relay Wastegatecontrol solenoid valveconnector Disconnected o Control relayconnector Disconnected NOTE Touch theohmmeter probes to bothendsof the harness 0 7FV 4 12 Checkforanopen circuit ora short circuit to earth between thewaste gatecontrol solenoid valveandthe engrne control unit Wastegatecontrol solenoid valve conne...

Page 46: ...ECTION Harness sideconnector Measure thepowersupply voltage o Connector Disconnected o lgnrtion swttch ON 0 Voltage V SV Repair the harness r tr t9t tloncorltltrl Engine control unit harness sideconnector Check foranopen circutt ora short circuit to earthbetweentheengine control unitandtheboostmeter o Boostmeterconnector Discon nected o Engine control unitconnector Disconnected o E t ...

Page 47: ... F U 0 3 9 3 6FU1542 TERMINAL VOLTAGE CHECKCHARI EngineControlUnit ConnectorTerminalConfiguration I ABSHU Remarks Checkpoint Check conditions Engine conditions Standard value Back up powersuPPlY lgnition switch OFF lgnition switch ON lgnition switchlG lgnition switch ON Terminal No lgnition switch OFF Control relay lgnition switch ON switch ON lgnition swrtch ON as Tsv ...

Page 48: ...s 0 C 32 F S Z SaV when inta ke p urr r r0 ci6s n Es zsu l _ _ _ _ _ _ _ v v e r z r v whenintake temperatulr 0 c 104 n l rrv I 72 I Intake airtempera I IUreSensor Whenwatertemperature is40 C l04 F 1 3 1 9V Whenwatertemperature is80 C 176 F Throttleposition sensor Engine Cranked Throttle valveplaced infullyopenedposition lgnrtion I Throttle valveplaced in idleposition openedI 4V or t I rngtne i un...

Page 49: ...gine Running atidle Airconditioner switch2 Airconditioner relay SVor 6Vor morefor a momenr U J V FanmotorrelaY Lo FanmotorrelaY Hi Radiator fanoperatrng at highspeeds Coolant temperature above105 C1221 Fll Engine Running at idle Lighting switchsetto OFF 0 3v Lighting switchsetto ON SV Engine Kept runningat 2 000r mrnafter volimeter to be usedfor checking warmup Digital l0 08V lTermi I ChangesI nal...

Page 50: ...al abruptly whiletheengine isidling 4 13V F A I I S temporanly from SV 35 58 Fuelpumprelay 2 Engine ignition srgnal Engine Depress theaccelerator pedal abruptly whiletheengine isidling Engine 3 000rpm I Rises temporarily lf rom0 3V 0 3 3V 52 lgnition timing adlustment termrnal lgnition switch ON Ignition timing adjustment terminal connected to earth Ignition timing adjustment terminal disconnected...

Page 51: ...enerated I t Diagnosis codeNo Inspection items Reference page 11 Transponder communication system 54 1 12 lDcodesarenotthesameorarenotregistered 54 2 INSPECTION PROCEDURE FORDIAGNOSIS TROUBLE CODES CodeNo 11Transponder communicationsystem Probablecause The lD codeof the transponder is notsentto the immobilizer EOU immediately after the ignitionswitch is turned to the ON position o Malfunction of t...

Page 52: ...h circuit check 5 54 4 INSPECTION PROCEDURE FORTROUBLESYMPTOMS InspectionProcedure1 Communication withthe MUT IIis not possible Probable cause Thecauseis probablya malfunction of the diagnosisline or the immobilizer EOu is not functioning o Malfunctiofiof diagnosisline Malfunctionof harnessor connector Malfunctionof immobilizer ECU Check the following connectors c 70 c 90 Checkthe engine EOU power...

Page 53: ...oower circuitand the earth circuit Referto inspectionprocedure5 Replacethe engine ECU Disconnect the engine EOU connector C 99 and immobilizer EOu connector C 90andmeasureat the harnessside o Continuity between the C 99 terminalNo 91 and C 90 terminal No 5 OK Continuity InspectionProcedure3 lDcodecannotbe registered usingthe MUT II Probable cause The cause is probablythat the immobilizer EOU canno...

Page 54: ...aldiagnosis codeoutputfrom the immobilizer ECU To diagnosiscode classification table Referto P 54 2 ls a normaldiagnosis codeoutputfrom the engine ECU Referto GROUP13 Troubleshooting InspectionProcedure5 lmmobilizer ECU powercircuitandearthcircuitcheck Measure atimmobilizer ECU connector c 90 o Disconnect the connector and measureat the harnessside o lgnitionswitch ON 1 Voltage betweenterminalNo 7...

Page 55: ...NS on usingthe MUT II t Caution Becauseregisteringof the lD codes is carried out after all previously registered codes have been erased you shouldhavereadyallof theignitionkeysthathavealready been registered 1 Connect the MUT IIto the diagnosis connector Caution Turn off the ignition switch before connecting or disconnectionof the MUT II 2 Checkthat the diagnosis code No 54 is not being generated ...

Page 56: ...he MUT II NOTE lf morethan5 secondspass the enginecontrolrelay whichsupplies powerto the immobilizer ECU will turn off and furtherregistration will not be possible Turnoff the ignition switch Checkthatthe enginecan be startedwitheachof the ignition keys Checkthe diagnosis outputfromthe engine ECU and erasecodeNo 54 if it appears Referto GROUP13A Troubleshooting Disconnect the MUT II Thiscompletes ...

Page 57: ...Pub No PWUE9I l9 H Pub No PWUE9203 6 ENGLISH EUROPE ANDEXPORT A mrsuBrsHr MoroRs coRPoRATroN May 1998Printed in Japan ...