TRAC OFF Indicator Light does not Come ON [08/2013 - ]: Procedure
WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK CAN COMMUNICATION SYSTEM
- Check if CAN communication system DTCs are output. Refer to DIAGNOSIS SYSTEM [08/2013 - ]
.
Result
Result Proceed to DTCs are not output. A DTCs are output. B
B → See step 6
A: Go to next step
- Check if CAN communication system DTCs are output. Refer to DIAGNOSIS SYSTEM [08/2013 - ]
.
- PERFORM ACTIVE TEST USING TECHSTREAM (TR(A)C OFF INDICATOR LIGHT)
- Connect the Techstream to the DLC3.
- Turn the power switch on (IG).
- Select the Active Test on the Techstream. Refer to DATA LIST / ACTIVE TEST [08/2013 - ]
.ABS/VSC/TRAC
Tester Display Test Part Control Range Diagnostic Note TRC(TRAC) OFF Indicator Light Multi-information display (TR(A)C OFF indicator light) Display (Indicator light) ON/OFF Observe combination meter assembly - Check that the multi-information display (TR(A)C OFF indicator light) on the combination meter assembly turns on or off in accordance with Techstream operation.
OK
The multi-information display (TR(A)C OFF indicator light) turns on or off in accordance with 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. Refer to PROBLEM SYMPTOMS TABLE [08/2013 - ] .
NG → See step 3
OK → See step 4
- INSPECT COMBINATION METER ASSEMBLY
- Turn the power switch off.
- Perform the Active Test of the combination meter assembly (meter CPU) using the Techstream. Refer to DATA LIST / ACTIVE TEST [08/2013 - ] .
- Check the combination meter assembly.
OK
The multi-information display turns on or off in accordance with 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. Refer to PROBLEM SYMPTOMS TABLE [08/2013 - ] .
NG → See step 5
OK → See step 4
- REPLACE BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY. Refer to REMOVAL [08/2013 - ]
- REPLACE COMBINATION METER ASSEMBLY. Refer to REMOVAL [08/2013 - ]
- INSPECT CAN COMMUNICATION SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2013 - ]