DTC

C1093

DSC OFF switch system

DETECTION CONDITION

• Continuous ON signal from the DSC OFF switch for 5 s or more is detected.

POSSIBLE CAUSE

• The driver pressed and held the DSC OFF switch for 5 s or more.

• Short to ground in the wiring harness between the DSC HU/CM terminal P and the DSC OFF switch terminal A

• DSC OFF switch malfunction

STEP

INSPECTION

ACTION

1

• Turn the ignition switch off.

• Disconnect DSC HU/CM and DSC OFF switch connector.

• Inspect for continuity between the DSC HU/CM terminal P and ground.

• Is there continuity?

Yes

Repair or replace the wiring harness for short to ground between DSC HU/CM terminal P and DSC OFF switch terminal A, then go to the next step.

No

Go to the next step.

2

• Inspect the DSC OFF switch.

  (See DSC OFF SWITCH INSPECTION.)

• Is the DSC OFF switch normal?

Yes

Go to the next step.

No

Replace the DSC OFF switch, then go to the next step.

(See DSC OFF SWITCH REMOVAL/INSTALLATION.)

3

• Make sure to reconnect all disconnected connectors.

• Clear the DTC from the memory.

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

• Is the same DTC 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.

4

• Are any other DTCs present?

Yes

Go to the applicable DTC inspection.

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

No

DTC troubleshooting completed.