VEHICLE STABILITY CONTROL SYSTEM TRC OFF Indicator Light does not Come ON
| DTC Code | DTC Name |
|---|---|
| TRC OFF Indicator Light does not Come ON |
DESCRIPTION
The skid control ECU (brake actuator assembly) is connected to the combination meter assembly via CAN communication.
CAUTION / NOTICE / HINT
When replacing the skid control ECU (brake actuator assembly), perform system variant learning.
PROCEDURE
CHECK CAN COMMUNICATION SYSTEM
Check if CAN communication system DTCs are output.
Result
Result
Proceed to
DTCs are not output.
A
DTCs are output.
B
PERFORM ACTIVE TEST USING GTS (TRC OFF INDICATOR LIGHT)
Connect the GTS to the DLC3.
Start the engine.
Select the Active Test using the GTS.
Chassis > ABS/VSC/TRC > Active Test
Tester Display
Measurement Item
Control Range
Diagnostic Note
TRC(TRAC) OFF Indicator Light
TRC OFF indicator light
Indicator light ON/OFF
Observe combination meter assembly
Chassis > ABS/VSC/TRC > Active Test
Tester Display
TRC(TRAC) OFF Indicator Light
Check that the TRC OFF indicator light on the combination meter assembly turns on or off in accordance with the GTS operation.
OK
The TRC OFF indicator light turns on or off in accordance with the Active Test operation.
Tip:If troubleshooting has been carried out according to Problem Symptoms Table, refer back to the table and proceed to the next step before replacing parts.
Result
Proceed to
OK
NG
INSPECT COMBINATION METER ASSEMBLY
Turn the ignition switch off.
Perform an Active Test of the combination meter assembly using the GTS.
Body Electrical > Combination Meter > Active Test
Tester Display
VSC TRC Indicator
Check the combination meter assembly.
OK
The TRC OFF indicator light turns on or off in accordance with the Active Test operation.
Tip:If troubleshooting has been carried out according to Problem Symptoms Table, refer back to the table and proceed to the next step before replacing parts.
Result
Proceed to
OK
NG