DESCRIPTION
The skid control ECU is connected to the combination meter via CAN communication.
WIRING DIAGRAM
Refer to VSC OFF Indicator Light Remains ON (See page
).
PROCEDURE
|
1. |
CHECK CAN COMMUNICATION SYSTEM |
(a) Check if a CAN communication system DTC is output (See page
).
|
Result |
Proceed to |
|---|---|
|
DTC is not output |
A |
|
DTC is output |
B |
| B | |
INSPECT CAN COMMUNICATION SYSTEM |
|
|
2. |
PERFORM ACTIVE TEST USING TECHSTREAM (VSC OFF INDICATOR LIGHT) |
(a) Connect the Techstream to the DLC3.
(b) Start the engine.
(c) Select the Active Test on the Techstream (See page
).
|
Tester Display |
Test Part |
Control Range |
Diagnostic Note |
|---|---|---|---|
|
VSC OFF Indicator Light |
VSC OFF indicator light |
Indicator light ON/OFF |
Observe accessory meter |
(d) Check that the VSC OFF indicator light on the accessory meter turns on or off in accordance with the Techstream operation.
OK:
The VSC OFF indicator light turns on or off in accordance with the Techstream operation.
HINT:
If troubleshooting has been carried out according to Problem Symptoms Table,
refer back to the table and proceed to the next step before replacing the part (See
page
).
| OK | |
REPLACE BRAKE ACTUATOR ASSEMBLY |
|
|
3. |
INSPECT COMBINATION METER ASSEMBLY |
(a) Turn the ignition switch off.
(b) Turn the ignition switch to ON and check the VSC OFF indicator light will come on for approximately 3 seconds (initial check).
(c) Perform the Active Test of the combination meter (meter CPU) using the Techstream
(See page
).
(d) Check the accessory meter.
|
Result |
Proceed to |
|---|---|
|
OK |
A |
|
NG (Initial check is normal, and the VSC OFF indicator light does not turn on or off in accordance with the Techstream operation) |
B |
|
NG (Initial check is abnormal) |
C |
HINT:
If troubleshooting has been carried out according to Problem Symptoms Table,
refer back to the table and proceed to the next step (See page
).
| A | |
REPLACE BRAKE ACTUATOR ASSEMBLY |
| B | |
REPLACE COMBINATION METER ASSEMBLY |
| C | |
REPLACE ACCESSORY METER ASSEMBLY |
VSC OFF Indicator Light Remains ON
Slip Indicator Light does not Come ONData List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful bec ...
Precaution
PRECAUTION
1. NOTICE FOR INITIALIZATION:
NOTICE:
When disconnecting the cable from the negative (-) battery terminal, initialize
the following systems after the cable is reconnected.
System Name
See Procedure
Back D ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
ACTIVE TORQUE CONTROL 4WD SYSTEM
DTC Code
Detection Item
Trouble Area
See page
C1241/94
Low Power Supply Voltage
1. Battery
2. ECU-IG1 fuse
...