NO.4 A MALFUNCTION IN THE SYSTEM EVEN THOUGH THE ABS WARNING LIGHT, BRAKE SYSTEM WARNING LIGHT, TCS/DSC INDICATOR LIGHT AND TCS OFF INDICATOR LIGHT (WITHOUT OFF-ROAD TRACTION ASSIST)/OFF-ROAD TRACTION ASSIST INDICATOR LIGHT (WITH OFF-ROAD TRACTION ASSIST) ARE NOT ILLUMINATED [DYNAMIC STABILITY CONTROL (DSC)]


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There is a malfunction in the system even though ABS warning light, brake system warning light, TCS/DSC indicator light and TCS OFF indicator light (without Off-road traction assist)/Off-road traction assist indicator light (with Off-road traction assist) do not illuminate

POSSIBLE CAUSE
•  There is a mechanical malfunction in system.

Diagnostic procedure

STEP

INSPECTION

ACTION

1
CONFIRM DSC HU/CM DTC
•  Retrieve the DSC HU/CM DTC using the M-MDS.
•  Are any DTCs present?
Yes
Go to the applicable DTC inspection.
No
Go to the next step.
2
VERIFY SOLENOID VALVE OPERATION
•  Switch the ignition to off.
•  Connect the M-MDS to the DLC-2.
•  Switch the ignition to ON (engine off).
•  Access the active command mode for the solenoid valve using the M-MDS.
•  Does the solenoid valve operate?
Yes
Inspect the conventional brake system.
Repair or replace any malfunctioning parts according to the inspection result.
No
Repair or replace any malfunctioning parts according to the inspection result.