VSC Warning Light Does Not Come ON

BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: VSC Warning Light does not Come ON

VSC Warning Light does not Come ON

DESCRIPTION

If the ECU stores DTCs, the VSC warning light comes on in the combination meter.

WIRING DIAGRAM

INSPECTION PROCEDURE

NOTE: When replacing the ABS and TRACTION actuator assembly, perform zero point calibration (Programming and Relearning).

PROCEDURE

1. INSPECT VSC WARNING LIGHT
(a) WHEN USING TECHSTREAM:
(1) Connect Techstream to the DLC3 and start the engine.
(2) Select the "VSC Warning Light" in the Active Test and operate the VSC warning light on Techstream.

ABS / VSC / TRAC:

(3) Check that "ON" and "OFF" of the VSC warning light are indicated on the combination meter when using Techstream.
OK:
The VSC warning light turns on or off in accordance with Techstream.

(b) WHEN NOT USING TECHSTREAM:
(1) Turn the ignition switch off and disconnect the connector from the skid control ECU.
(2) Ground terminal VSCW of the skid control the ECU.
(3) Turn the ignition switch to the ON position.
(4) Check the VSC warning light.
OK:

NG -- CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU - COMBINATION METER)
OK -- REPLACE ABS AND TRACTION ACTUATOR ASSEMBLY
2. CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU - COMBINATION METER)

(a) Disconnect the skid control ECU connector and combination meter connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance:

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
3. INSPECT COMBINATION METER ASSEMBLY
(a) Check combination meter assembly (Initial Inspection and Diagnostic Overview).
NG -- REPLACE COMBINATION METER ASSEMBLY
OK -- REPLACE ABS AND TRACTION ACTUATOR ASSEMBLY