VSC OFF Indicator Light Does Not Come ON

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

DESCRIPTION

The skid control ECU is connected to the combination meter via CAN communication.

Pressing the VSC OFF switch turns off traction control and pressing and holding this switch turns off traction and VSC controls. If VSC control turns OFF, the VSC OFF indicator light will come on.

WIRING DIAGRAM

Refer to VSC OFF Indicator Light Remains ON VSC OFF Indicator Light Remains ON.

INSPECTION PROCEDURE

NOTICE:
* When replacing the brake actuator assembly, perform zero point calibration Programming and Relearning.
* Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE

1. CHECK CAN COMMUNICATION SYSTEM

(a) Check if CAN communication system DTCs are output Diagnosis System.

Result

Result:

B -- CHECK CAN COMMUNICATION SYSTEM How to Proceed With Troubleshooting
A -- Continue to next step.

2. INSPECT SKID CONTROL ECU (CSW TERMINAL)

(a) Turn the ignition switch off.

(b) Disconnect the A30 skid control ECU connector.





Text in Illustration

Text in Illustration:

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





NG -- INSPECT VSC OFF SWITCH
OK -- Continue to next step.

3. INSPECT COMBINATION METER ASSEMBLY

(a) Reconnect the skid control ECU connector.

(b) Connect the Techstream to the DLC3.

(c) Perform Active Test of the combination meter using the Techstream.

* for Sedan Meter / Gauge System (for Sedan).

* for Hatchback Meter / Gauge System (for Hatchback).

OK:

The VSC OFF indicator light turns ON or OFF in accordance with the Techstream.

Result

Result:

C -- REPLACE COMBINATION METER ASSEMBLY Removal

B -- REPLACE COMBINATION METER ASSEMBLY Removal

A -- REPLACE BRAKE ACTUATOR ASSEMBLY Removal

4. INSPECT VSC OFF SWITCH

(a) Disconnect the VSC OFF switch.

(b) Measure the resistance according to the value(s) in the table below.





Standard Resistance:





Text in Illustration

Text in Illustration:

NG -- REPLACE VSC OFF SWITCH
OK -- Continue to next step.

5. CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU - VSC OFF SWITCH)

(a) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION) Check for Intermittent Problems