DTC C1110-12, C1111-12
DTC C1110-12 : Left-Rear Electric Parking Brake Actuator Circuit Short to Power
DTC C1111-12 : Right-Rear Electric Parking Brake Actuator Circuit Short to Power
NOTE: Before you troubleshoot, review the general troubleshooting information .
| DTC Description | DTC |
|---|---|
| C1110-12 Left-Rear Electric Parking Brake Actuator Circuit Short to Power | |
| C1111-12 Right-Rear Electric Parking Brake Actuator Circuit Short to Power |
DTC (Electric parking brake)
- Problem verification
- 1. Turn the vehicle to the ON mode.
- 2. Clear the DTC with the HDS.
- 3. Turn the vehicle to the OFF (LOCK) mode, then to the ON mode.
- 4. Apply the parking brake, then press the brake pedal and release the parking brake.
- 5. Check for DTCs with the HDS.
DTC Description DTC C1110-12 Left-Rear Electric Parking Brake Actuator Circuit Short to Power C1111-12 Right-Rear Electric Parking Brake Actuator Circuit Short to Power Is DTC C1110-12 or C1111-12 indicated?
YES
The failure is duplicated. Go to step 2.
NO
Intermittent failure, the system is OK at this time. Refer to: intermittent failures troubleshooting .
- Shorted wire check (L EPB SET, R EPB SET lines to power)
- 1. Turn the vehicle to the OFF (LOCK) mode.
- 2. Disconnect the following connectors.
Electric parking brake control unit 30P connector Appropriate electric parking brake actuator 2P connector - 3. Turn the vehicle to the ON mode
- 4. Measure the voltage between test points 1 and 2.
Test condition Vehicle ON mode Electric parking brake control unit 30P connector: disconnected Appropriate electric parking brake actuator 2P connector: disconnected Test circuit 1 Test point 1 Electric parking brake control unit 30P connector No. 2 Test point 2 Body ground Test circuit 2 Test point 1 Electric parking brake control unit 30P connector No. 4 Test point 2 Body ground Is there battery voltage?
YES
Repair a short to power in the L EPB SET or R EPB SET wire between the electric parking brake control unit and the appropriate electric parking brake actuator.
NO
Repair a short to power in the L EPB REL or R EPB REL wire between the electric parking brake control unit and the appropriate electric parking brake actuator.