DTC

C1994

DSC control system

DETECTION CONDITION

• DSC control for the front wheels continues for 10 s or more.

• During DSC control, the pressure increase operation to any of the all four wheels does not occur for 1.3 s or more.

POSSIBLE CAUSE

• This does not indicate a malfunction since constant control over extended period of time is inhibited to protect the DSC solenoid valve inside the DSC HU.

STEP

INSPECTION

ACTION

1

• Clear the DTC from the memory.

  (See ON-BOARD DIAGNOSIS[DYNAMIC STABILITY CONTROL (DSC)].)

• Are the same DTCs present?

Yes

Replace the DSC HU/CM, then go to the next step.

(See DSC HU/CM REMOVAL/INSTALLATION.)

No

Go to the next step.

2

• Are any other DTCs present?

Yes

Go to the applicable DTC inspection.

(See ON-BOARD DIAGNOSIS[DYNAMIC STABILITY CONTROL (DSC)].)

No

DTC troubleshooting completed.