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

DTC (Electric parking brake)

1. 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 the ON mode.

   -4. Pull the electric parking brake switch to apply the parking brake, then press the brake pedal and push the electric parking brake switch to release the parking brake.

   -5. Check for DTCs with the HDS.

   DTC Description	DTC
   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 .

2. Shorted wire check (EPB L ACT+, EPB R ACT+ lines)

   -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. Check for continuity between test points 1 and 2.

   Test condition	Vehicle OFF (LOCK) mode
   	Electric parking brake control unit 30P connector: disconnected
   	Appropriate electric parking brake actuator 2P connector: disconnected
   Test circuit	EPB L ACT+
   Test point 1	Electric parking brake control unit 30P connector No. 2 (ORN)
   Test point 2	Body ground

   Test circuit	EPB R ACT+
   Test point 1	Electric parking brake control unit 30P connector No. 4 (BLU)
   Test point 2	Body ground

   Courtesy of HONDA, U.S.A., INC.

   Is there continuity?

   YES 

   Repair a short to body ground in the wire between the electric parking brake 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.

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
   Electric parking brake control unit 30P connector: disconnected
   Appropriate electric parking brake actuator 2P connector: disconnected
   Test circuit	EPB L ACT-
   Test point 1	Electric parking brake control unit 30P connector No. 6 (GRN)
   Test point 2	Body ground

   Test circuit	EPB R ACT-
   Test point 1	Electric parking brake control unit 30P connector No. 8 (RED)
   Test point 2	Body ground

   Courtesy of HONDA, U.S.A., INC.

   Is there continuity?

   YES 

   Repair a short to body ground in the wire between the electric parking brake control unit and the appropriate electric parking brake actuator.

   NO 

   Replace the appropriate electric parking brake actuator .