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 |
Customize Parameters
CUSTOMIZE PARAMETERS
1. CUSTOMIZING FUNCTION WITH TECHSTREAM (REFERENCE)
NOTICE:
When the customer requests a change in a function, first make sure that
the function can be customized.
Record the current settings before customizing.
( ...
AUTO LSD system (2WD models)
The AUTO LSD system aids traction by using the traction control system to
control engine performance and braking when one of the rear wheels begins to
spin.
The system should be used only when wheel spinning occurs in a ditch or rough
surface.
System o ...