DTC C1110-11, C1111-11
DTC C1110-11 : Left Rear Electric Parking Brake Actuator Circuit Short to Ground DTC C1111-11 : Right Rear Electric Parking Brake Actuator Circuit Short to Ground
NOTE: Before you troubleshoot, review the general troubleshooting information .
| DTC Description | DTC | Freeze Frame |
|---|---|---|
| C1110-11 Left Rear Electric Parking Brake Actuator Circuit Short to Ground | ||
| C1111-11 Right Rear Electric Parking Brake Actuator Circuit Short to Ground |
DTC (VSA)
- 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 and release the parking brake several times.
-5. Check for DTCs with the HDS.
DTC Description DTC Freeze Frame C1110-11 Left Rear Electric Parking Brake Actuator Circuit Short to Ground C1111-11 Right Rear Electric Parking Brake Actuator Circuit Short to Ground Is DTC C1110-11 or C1111-11 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 . If the freeze data/on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the freeze data/on-board snapshot.
- Shorted wire check (EPB L ACT+, EPB R ACT+ lines)
-1. Turn the vehicle to the OFF (LOCK) mode.
-2. Disconnect the following connectors.
VSA modulator-control unit 46P connector Appropriate electric parking brake actuator 4P connector -3. Check for continuity between test points 1 and 2.
Test condition Vehicle OFF (LOCK) mode VSA modulator-control unit 46P connector: disconnected Appropriate electric parking brake actuator 4P connector: disconnected DTC Test point 1 Test point 2 C1110-11 VSA modulator-control unit 46P connector No. 8 Body ground C1111-11 VSA modulator-control unit 46P connector No. 5 Body ground Is there continuity?
YES
Repair a short to body ground in the wires between the VSA modulator-control unit and the appropriate electric parking brake actuator.
NO
The EPB L ACT+ and EPB R ACT+ wires are OK. Go to step 3.
- Shorted wire check (EPB L ACT-, EPB R ACT- lines)
-1. Check for continuity between test points 1 and 2.
Test condition Vehicle OFF (LOCK) mode VSA modulator-control unit 46P connector: disconnected Appropriate electric parking brake actuator 4P connector: disconnected DTC Test point 1 Test point 2 C1110-11 VSA modulator-control unit 46P connector No. 7 Body ground C1111-11 VSA modulator-control unit 46P connector No. 6 Body ground Is there continuity?
YES
Repair a short to body ground in the wires between the VSA modulator-control unit and the appropriate electric parking brake actuator.
NO
Go to step 4.
- Electric parking brake actuator check
-1. Substitute a known-good electric parking brake actuator .
-2. Reconnect the following connectors.
VSA modulator-control unit 46P connector Appropriate electric parking brake actuator 4P connector -3. Turn the vehicle to the ON mode.
-4. Clear the DTC with the HDS.
-5. Turn the vehicle to the OFF (LOCK) mode, then to the ON mode.
-6. Apply and release the parking brake several times.
-7. Check for DTCs with the HDS.
DTC Description DTC Freeze Frame C1110-11 Left Rear Electric Parking Brake Actuator Circuit Short to Ground C1111-11 Right Rear Electric Parking Brake Actuator Circuit Short to Ground Is DTC C1110-11 or C1111-11 indicated?
YES
Check for loose terminals and poor connections in the VSA modulator-control unit 46P connector. Check for any authorized service information related to the DTCs or symptoms you are troubleshooting. If they are OK, replace the VSA modulator-control unit .
NO