DTC C1100-98

DTC C1100-98: Electric Parking Brake Continuous Operations Detected

NOTE:

Initial Diagnosis:
The initial on-board diagnosis occurs right after the vehicle condition is turned to the ON mode, and the ABS/VSA indicator comes on, and continues until the indicator goes off.
Regular Diagnosis:
The regular on-board diagnosis begins right after the ABS/VSA indicator goes off, and it continues until the vehicle condition is turned to the OFF (LOCK) mode.
Review "How to troubleshoot the VSA system" before doing the DTC troubleshooting procedure.
Test-drive the vehicle according to local traffic conditions and regulations. Do not test-drive on a lift unless specified.
The possible causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.

Confirmation Procedure	Basic Condition: 12 volt battery voltage 9 - 16 V Operating Condition: Turn the vehicle to the ON mode. Apply and release the parking brake several times. (This DTC is set when repeated use of the electric parking brake function causes electric parking brake actuator overheating.)
Execution	Electric parking brake in operation
Duration	About 1 minute
DTC Type	1 drive cycle Brake system indicator (amber) on
Fail Safe Action	None
Possible Cause	Electric parking brake actuator overheating VSA modulator-control unit internal failure