KE CONTOL VEHICLE STILITY CONTOL SYSTEM C 47 VSC TC Warning Light emains ON DESCIPTION When the skid control ECU stores DTCs, the VSC and TC functions are deactivated, the VSC TC warning light comes on in the combination meter. WII DIGM Combination Meter Master Cylinder Solenoid (Skid Control ECU) VSC TC 38 Y 9 I Y 36 VSCW V Driver Side J/ I7 Ignition SW 3 J GUGE 9 5 M IG 6 W- L-Y 4 M IG 4 Driver Side J/ Instrument Panel J/ No. IG NO. - 4 C 3 DC 3 DC 46 IG C 4WD Control ECU ear Diff. Lock SW 5 D 6 4 F F4 (*) (*) - 4 3 DD 6 F3 3 0 4 - (*) - (*) - (*) P PC I 7 EXI W-L Instrument Panel J/ No. *: 4WD *: WD C4780E0
C 48 KE CONTOL VEHICLE STILITY CONTOL SYSTEM Master Cylinder Solenoid (Skid Control ECU) W- W-L M LT M Engine oom / and J/ Engine oom J/ 33 39 3 GND GND C 4 S GND3 C attery E E C4794E0 NOTICE: When replacing the master cylinder solenoid, perform zero point calibration (See page C-99). CHECK DTC Check if DTCs for VSC are recorded. esult DTC not output DTC output Proceed to EPI CICUITS INDICTED Y OUTPUT DTCS INSPECT SKID CONTOL ECU CONNECTO Check that the ECU connector is securely connected.
KE CONTOL VEHICLE STILITY CONTOL SYSTEM C 49 : The connector is securely connected. CONNECT CONNECTO COECTLY 3 INSPECT SKID CONTOL ECU TEMINL VOLTGE (IG TEMINL) When using intelligent tester: () Connect the intelligent tester to the DLC3. () Start the engine. (3) Select the DT LIST mode on the intelligent tester. (4) Measure the voltage output from the ECU displayed on the intelligent tester. Item Measurement Item / ange (Display) Normal Condition Diagnostic Note IG VOLTGE ECU power supply voltage: TOO LOW / NOML / TOO HIGH TOO HIGH: 4 V or more NOML: 9.5 to 4V TOO LOW: elow 9.5 V - Skid Control ECU : : "Normal" is displayed. When not using intelligent tester: () Disconnect the skid control ECU connector. () Turn the ignition switch to the ON position. (3) Measure the voltage. -46 (IG) - ody ground 0 to 4 V C (4) Turn the ignition switch to OFF. (5) econnect the skid control ECU connector. IG C700E0 esult (models with rear diff. lock) (models without rear diff. lock) Proceed to C C Go to step 6 EPI O EPLCE HNESS O CONNECTO
C 50 KE CONTOL VEHICLE STILITY CONTOL SYSTEM 4 INSPECT E DIFFEENTIL LOCK SWITCH ear Diff. Lock switch: emove the rear diff. lock switch. Disconnect the rear diff. lock switch connector. Switch Condition -3 - -4 eleased 0 kω or higher elease Push I044055E0-3 - -4 Pushed in elow Ω econnect the rear diff. lock switch connector. einstall the rear diff. lock switch. EPLCE E DIFFEENTIL LOCK SWITCH 5 CHECK HNESS ND CONNECTO (4WD CONTOL ECU - E DIFFEENTIL LOCK SWITCH) C 4WD Control ECU 4WD: F Disconnect the 4WD control ECU connector. Disconnect the rear diff. lock connector (4WD) F-6 () - -4 elow Ω F-6 () - ody ground 0 kω or higher (WD) F4-4 () - -4 elow Ω F4-4 () - ody ground 0 kω or higher WD: F4 econnect the rear diff. lock connector. econnect the 4WD control ECU connector. EPI O EPLCE HNESS O CONNECTO ear Diff. Lock Switch -4 F0595E0
KE CONTOL VEHICLE STILITY CONTOL SYSTEM C 5 6 CHECK HNESS ND CONNECTO (SKID CONTOL ECU - COMINTION METE) Combination Meter (harness side view) C0-38 Skid Control ECU (f) Disconnect the skid control ECU connector. Disconnect the combination meter connector. -38 - -36 (VSCW) elow Ω -36 (VSCW) - ody ground 0 kω or higher econnect the combination meter connector. econnect the skid control ECU connector. EPI O EPLCE HNESS O CONNECTO VSCW F049577E03 7 INSPECT COMINTION METE SSEMLY Check the combination meter system (See page ME-8). : Combination meter is normal. C EPLCE COMINTION METE SSEMLY EPLCE MSTE CYLINDE SOLENOID