Slip Indicator Lamp Does Not Come On

SLIP INDICATOR LAMP DOES NOT COME ON


Description

The brake ECU is connected to the combination meter with CAN communication via HV ECU. The SLIP indicator blinks during ABS or VDC or TCS operation.




SLIP INDICATOR LAMP DOES NOT COME ON


Diagnosis Procedure


CAUTION:
When replacing the brake ECU, perform initialization of linear solenoid valve and calibration.
1.CHECK CAN COMMUNICATION SYSTEM
Check if the CAN communication system DTC is output.





A - GO TO 2.
B - Inspect CAN communication system.
2.INSPECT HV ECU
Perform HV ECU self-diagnosis.
Is the inspection result normal?
YES - Repair or replace malfunctioning components.
NO - GO TO 3.
3.CHECK SLIP INDICATOR LAMP
1. Connect the CONSULT-III.
2. Turn the ignition switch ON (READY).
3. Select "SLIP INDI LAMP" in the "ACTIVE TEST" and operate the SLIP indicator lamp using the CONSULT-III.





4. Check that "ON" and "OFF" of the brake control warning lamp are indicated on the combination meter when using the CONSULT-III.

NOTE:
- The SLIP indicator lamp turns ON or OFF in accordance with the CONSULT-III.
- If troubleshooting has been carried out according to the Problem Symptoms Table, refer back to the table and proceed to the next step.
Is the inspection result normal?
YES - GO TO 4.
NO - Replace brake ECU.
4.INSPECT COMBINATION METER ASSEMBLY
1. Turn the ignition switch OFF.
2. Perform "SLIP INDI LAMP" of the combination meter (meter CPU) using the "ACTIVE TEST".

NOTE:
- The SLIP indicator lamp turns ON or OFF in accordance with the CONSULT-III.
- If troubleshooting has been carried out according to the Problem Symptoms Table, refer back to the table and proceed to the next step.
Is the inspection result normal?
YES - Replace brake ECU.
NO - Replace combination meter assembly.