DTC C1109:64 [DYNAMIC STABILITY CONTROL (DSC)]

id0402b2878700

DTC

C1109:64

DSC OFF switch

DETECTION CONDITION

•  Continuous ON signal from the DSC OFF switch for 30 s or more is detected.

POSSIBLE CAUSE

•  The driver pressed and held the DSC OFF switch for 30 s or more.

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

•  DSC OFF switch malfunction

•  Poor connection at connectors (female terminal)

Diagnostic procedure

STEP	INSPECTION		ACTION
1	INSPECT DSC OFF SWITCH SIGNAL CIRCUIT FOR SHORT TO GROUND • Switch the ignition to off. • Disconnect the DSC HU/CM connector. • Inspect for continuity between DSC HU/CM connector (vehicle harness-side) terminal AK and body ground. • Is there continuity?	Yes	Repair or replace the wiring harness, then go to Step 3.
1		No	Go to the next step.
2	INSPECT DSC OFF SWITCH • Inspect the DSC OFF switch. (See DSC OFF SWITCH INSPECTION.) • Is the DSC OFF switch normal?	Yes	Go to the next step.
2		No	Replace the DSC OFF switch, then go to the next step. (See DSC OFF SWITCH REMOVAL/INSTALLATION.)
3	VERIFY THAT THE SAME DTC IS NOT PRESENT • Reconnect all disconnected connectors. • Clear the DTCs from the memory. (See ON-BOARD DIAGNOSIS [DYNAMIC STABILITY CONTROL (DSC)].) • Are the same DTCs present?	Yes	Repeat the inspection from Step 1.
3		No	Go to the next step.
4	VERIFY THAT NO OTHER DTCS ARE PRESENT • Are any other DTCs output?	Yes	Go to the applicable DTC inspection. (See ON-BOARD DIAGNOSIS [DYNAMIC STABILITY CONTROL (DSC)].)
4		No	DTC troubleshooting completed.

DTC	C1109:64		DSC OFF switch
DETECTION CONDITION		• Continuous ON signal from the DSC OFF switch for 30 s or more is detected.
POSSIBLE CAUSE		• The driver pressed and held the DSC OFF switch for 30 s or more. • Short to ground in the wiring harness between DSC OFF switch and DSC HU/CM terminal AK • DSC OFF switch malfunction • Poor connection at connectors (female terminal)