Circuit/System Verification
NOTE:
Diagnose all other brake light DTCs or Symptoms prior to performing this diagnostic procedure.
- Vehicle ON.
- Verify that DTC C0277 or C0890 is not set.
- If either DTC is set
Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- If either DTC is not set
- If either DTC is set
- Verify the brake pedal position sensor or the brake pedal is not binding causing residual brake pressure to be detected.
- If a condition is found
Repair or replace the applicable component.
- If a condition is not found
- If a condition is found
- Verify the scan tool electronic brake control module Brake Pedal Position Sensor Signal parameter changes between Applied and Released when applying and releasing the brake pedal.
- If the parameter does not change
Refer to Symptoms - Lighting .
- If the parameter changes
- If the parameter does not change
- Replace the K17 electronic brake control module.