Slip Indicator Light Does Not Come ON

BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: Slip Indicator Light does not Come ON
- Slip Indicator Light does not Come ON

DESCRIPTION

The skid control ECU is connected to the combination meter via CAN and multiplex communications.

The SLIP indicator blinks during VSC and/or TRAC operation.

When the system fails, the SLIP indicator comes on to warn the driver.

WIRING DIAGRAM

Refer to Slip Indicator Light Remains ON Slip Indicator Light Remains ON.

INSPECTION PROCEDURE

NOTICE:
When replacing the brake actuator assembly, perform zero point calibration Vehicle Stability Control System.

PROCEDURE

1. CHECK CAN COMMUNICATION SYSTEM

(a) Check if the CAN communication system DTC is output Diagnosis System.

Result:





B -- INSPECT CAN COMMUNICATION SYSTEM
A -- Continue to next step.

2. CHECK MULTIPLEX COMMUNICATION SYSTEM

(a) Check if the multiplex communication system DTC is output Reading and Clearing Diagnostic Trouble Codes.

Result:





B -- INSPECT MULTIPLEX COMMUNICATION SYSTEM
A -- Continue to next step.

3. CHECK SLIP INDICATOR LIGHT

(a) Connect Techstream to the DLC3.

(b) Start the engine.

(c) Select the Active Test mode on Techstream Data List / Active Test.

ABS / VSC / TRAC:





(d) Check that "ON" and "OFF" of the SLIP indicator light are indicated on the combination meter when using Techstream.

OK:

The SLIP indicator light turns on or off in accordance with Techstream.

HINT
If troubleshooting has been carried out according to the Problem Symptoms Table, refer back to the table and proceed to the next step before replacing the part Problem Symptoms Table.

NG -- INSPECT COMBINATION METER ASSEMBLY

OK -- REPLACE BRAKE ACTUATOR ASSEMBLY

4. INSPECT COMBINATION METER ASSEMBLY

(a) Turn the ignition switch off.

(b) Perform Active Test of the combination meter (meter CPU) using Techstream Meter / Gauge System.

OK:

The SLIP indicator light turns on or off in accordance with Techstream.

HINT
If troubleshooting has been carried out according to the Problem Symptoms Table, refer back to the table and proceed to the next step Problem Symptoms Table.

NG -- REPLACE COMBINATION METER ASSEMBLY

OK -- REPLACE BRAKE ACTUATOR ASSEMBLY