DTC C1120-96

DTC C1120-96  : Electric Parking Brake Switch Malfunction

NOTE: 

• Before you troubleshoot, review the general troubleshooting information .
• This DTC is detected when operating the electric parking brake switch continuously for more than 20 seconds.
• Check that electric parking brake/automatic brake hold switch is free of dirt and other foreign particles.

DTC (VSA)

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 to the ON mode.

   -4. Wait 5 minutes or more.

   -5. Check for DTCs with the HDS.

   DTC Description	DTC	Freeze Frame
   C1120-96 Electric Parking Brake Switch Malfunction

   Is DTC C1120-96 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.

2. Electric parking brake switch check

   -1. Turn the vehicle to the OFF (LOCK) mode.

   -2. Check the electric parking brake switch .

   Is the electric parking brake switch OK?

   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 

   Replace the electric parking brake/automatic brake hold switch.