6 RAKE CONTROL VEHICLE STAILITY CONTROL SYSTEM VSC OFF Indicator Light Remains ON DESCRIPTION When the rear differential is locked or during the WD mode, VSC control turns off and the VSC OFF indicator illuminates. Also, the VSC OFF indicator light is ON when the VSC system is in fail-safe control.
RAKE CONTROL VEHICLE STAILITY CONTROL SYSTEM 63 WIRI DIAGRAM WD w/ Rear Diff. Lock: Combination Meter Master Cylinder Solenoid (Skid Control ECU) VSC OFF 37 7 35 L-W L-W ID ID L-W L-W IA3 S WT V Rear Diff. Lock C0 6 S EXI3 3 J Driver Side J/ GAUGE 9 I7 Ignition Switch -R 6 IG AM 5 DD 7 D 3 DD 5 D Instrument Panel J/ No. T3 Transfer Indicator Switch (Rear Diff.) WD Control ECU I D F RLP Engine Room R/ and J/ AM C W-R D 6 D 6 Driver Side J/ H 8 J J/C attery IA C783E0
6 RAKE CONTROL VEHICLE STAILITY CONTROL SYSTEM WD w/ Rear Diff. Lock: V 3 J Combination Meter VSC OFF Rear Diff Lock Driver Side J/ GAUGE 9 37 C0 L-W 7 IA3 Master Cylinder Solenoid (Skid Control ECU) L-W 35 S 6 S 7 S WT EXI3 EX I7 Ignition Switch -R IA A3 ADD Actuator Assembly 5 AM IG 6 3 ADD W-R Engine Room R/ and J/ EC 5 I AM Instrument Panel J/ No. 7 DD C 3 D 5 DD D Instrument Panel J/ No. PC (*3) 0 P 7 3 WD Control ECU 6 F3 ADD 0 F RLP T3 Transfer Indicator Switch (Rear Diff.) D 6 D Driver Side J/ 8 H 6 D J Junction Connector attery IA Instrument Panel J/ No. (*) EE 8 (*) EH 6 T Transfer Indicator Switch (WD Position) *: GR-FE *: TR-FE *3: w/ ADD R-L F3 WD C78E0
RAKE CONTROL VEHICLE STAILITY CONTROL SYSTEM 65 WD w/o Rear Diff. Lock: V Combination Meter Master Cylinder Solenoid VSC OFF (Skid Control ECU) 37 7 L-W IA3 C0 35 L-W S WT Driver Side J/ 3 J GAUGE 9 7 S EX I7 Ignition Switch -R W-R 5 AM IG 6 Engine Room R/ and J/ IA A3 ADD Actuator Assembly 3 ADD AM C EC 5 Instrument Panel J/ No. WD Control ECU 0 PC 7 P 3 6 F3 ADD Instrument Panel J/ No. T Transfer Indicator Switch (WD Position) (*) 8 (*) 6 R-L F3 WD attery EE EH *: GR-FE *: TR-FE C78E0
66 RAKE CONTROL VEHICLE STAILITY CONTROL SYSTEM NOTICE: When replacing the master cylinder solenoid, perform zero point calibration (See page -99). CHECK DTC Check if DTCs for VSC are recorded. Result DTC not output DTC output Proceed to A REIR CIRCUITS INDICATED Y OUTPUT DTCS A CHECK SKID CONTROL ECU CONNECTOR Check the ECU connector's connecting condition. : The connector is securely connected. CONNECT CONNECTOR CORRECTLY 3 INSPECT SKID CONTROL ECU (IG TERMINAL VOLTAGE) When using intelligent tester: () Connect the intelligent tester to the DLC3. () Start the engine. (3) Turn the intelligent tester ON. () Select the DATA LIST mode on the intelligent tester. (5) Measure the voltage output from the ECU displayed on the intelligent tester. Item Measurement Item / Range (Display) Normal Condition Diagnostic Note IG VOLTAGE ECU power supply voltage: TOO LOW / NORMAL / TOO HIGH TOO HIGH: V or more NORMAL: 9.5 to V TOO LOW: elow 9.5 V - : "Normal" is displayed.
RAKE CONTROL VEHICLE STAILITY CONTROL SYSTEM 67 Skid Control ECU (harness side connector): (b) When not using intelligent tester: () Disconnect the skid control ECU connector. () Turn the ignition switch to the ON position. (3) Measure the voltage. S-6 (IG) - ody ground 0 to V () Turn the ignition switch to OFF. (5) Reconnect the skid control ECU connector. IG C700E0 Result (models with rear diff. lock) (models without rear diff. lock) Proceed to A C C Go to step 6 REIR OR REPLACE HARNESS OR CONNECTOR A INSPECT REAR DIFFERENTIAL LOCK SWITCH Rear Diff. Lock switch: D5 (b) (c) Remove the rear diff. lock switch. Disconnect the rear diff. lock switch connector. Measure the resistance. Standard Switch Condition D5-3 - D5- Released 0 kω or higher Release Push I0055E0 (d) (e) D5-3 - D5- Pushed in elow Ω Reinstall the rear diff. lock switch. Reconnect the rear diff. lock switch connector. REPLACE REAR DIFFERENTIAL LOCK SWITCH
68 RAKE CONTROL VEHICLE STAILITY CONTROL SYSTEM 5 CHECK HARNESS AND CONNECTOR (WD CONTROL ECU - REAR DIFFERENTIAL LOCK SWITCH) WD Control ECU (harness side connector) WD: F (b) (c) Disconnect the WD control ECU connector. Disconnect the rear diff. lock connector. Measure the resistance. Standard (WD) F-6 (R) - D5- elow Ω F-6 (R) - ody ground 0 kω or higher R Standard (WD) F- (R) - D5- elow Ω F- (R) - ody ground 0 kω or higher WD: F (d) (e) Reconnect the rear diff. lock connector. Reconnect the WD control ECU connector. R REIR OR REPLACE HARNESS OR CONNECTOR Rear Diff. Lock Switch (harness side connector) D5 D5- F0595E0
RAKE CONTROL VEHICLE STAILITY CONTROL SYSTEM 69 6 CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU - COMINATION METER) Combination Meter (harness side view) -37 Skid Control ECU (harness side connector) (b) (c) (d) (e) (f) Disconnect the skid control ECU connector. Disconnect the combination meter connector. Measure the resistance. Standard S-35 (WT) - -37 elow Ω Measure the resistance. Standard S-35 (WT) - ody ground 0 kω or higher Reconnect the combination meter connector. Reconnect the skid control ECU connector. REIR OR REPLACE HARNESS OR CONNECTOR S WT F09577E05 7 INSPECT COMINATION METER ASSEMLY Check the combination meter system (See page ME-8). : Combination meter is normal. REPLACE COMINATION METER ASSEMLY REPLACE MASTER CYLINDER SOLENOID