DESCRIPTION
Operation of the VSC OFF switch changes the vehicle between normal mode, TRAC OFF mode*1 (AUTO LSD mode*2) and VSC OFF mode. During normal mode, pressing the VSC OFF switch for a short amount of time changes vehicle to TRAC OFF mode*1 (AUTO LSD mode*2). When the vehicle is stopped, pressing the VSC OFF switch for 3 seconds or more changes the vehicle to VSC OFF mode.
When the rear differential is locked, VSC is prohibited and the VSC OFF indicator and TRAC OFF indicator lights turn on. At this time, ABS is also prohibited and the ABS warning light turns on.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
CHECK CAN COMMUNICATION LINE |
NG | ![]() |
GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) |
|
2. |
CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU CSW CIRCUIT) |
NG | ![]() |
GO TO STEP 5 |
|
3. |
CHECK TERMINAL VOLTAGE (EXI3) |
B | ![]() |
GO TO STEP 7 |
C | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
READ VALUE USING TECHSTREAM (TRAC/VSC OFF MODE) |
OK | ![]() |
GO TO METER / GAUGE SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) |
NG | ![]() |
REPLACE MASTER CYLINDER SOLENOID |
5. |
INSPECT VSC OFF SWITCH |
NG | ![]() |
REPLACE VSC OFF SWITCH |
|
6. |
CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU - VSC OFF SWITCH) |
OK | ![]() |
REPLACE MASTER CYLINDER SOLENOID |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
7. |
CHECK TERMINAL VOLTAGE (EXI3) |
B | ![]() |
GO TO STEP 9 |
C | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
8. |
CHECK TERMINAL VOLTAGE (EXI3) |
OK | ![]() |
REPLACE MASTER CYLINDER SOLENOID |
NG | ![]() |
REPLACE FOUR WHEEL DRIVE CONTROL ECU |
9. |
INSPECT REAR DIFFERENTIAL LOCK DETECTION SWITCH (REAR DIFFERENTIAL LOCK POSITION SWITCH) |
NG | ![]() |
REPLACE REAR DIFFERENTIAL LOCK DETECTION SWITCH (REAR DIFFERENTIAL LOCK POSITION SWITCH) |
|
10. |
CHECK TERMINAL VOLTAGE (EXI3) |
OK | ![]() |
REPLACE MASTER CYLINDER SOLENOID |
NG | ![]() |
REPLACE FOUR WHEEL DRIVE CONTROL ECU |
Propeller Shaft System
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of the problem symptom. The potential
causes of the symptoms are listed in order of probability in the "Suspected Area"
column of the table. ...
Lost Communication with Front Satellite Sensor Bus (B161A/8A)
DESCRIPTION
The front collision sensor circuit (front airbag sensor RH circuit and front
airbag sensor LH circuit) is composed of the center airbag sensor assembly, front
airbag sensor RH and front airbag sensor LH.
The front airbag sensor RH or front ai ...