Diagnosis Procedure
WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
- The parking brake warning buzzer sounds continuously during vehicle travel though the parking brake is released.
- The parking brake warning buzzer does not sound at all even though driving the vehicle with the parking brake applied.
- CHECK PARKING BRAKE WARNING LAMP
- Start the engine.
- Check the operation of the brake warning lamp by operating the parking brake.
Parking brake ON
: ON
Parking brake OFF
: OFF
Is the inspection result normal?
YES
Replace the combination meter. Refer to Removal and Installation .
NO
GO TO 2.
- CHECK PARKING BRAKE SWITCH SIGNAL CIRCUIT
Perform inspection of the parking brake switch signal circuit. Refer to Diagnosis Procedure .
Is the inspection result normal?
YES
GO TO 3.
NO
Repair or replace harness or connectors.
- CHECK PARKING BRAKE SWITCH UNIT
Perform a unit inspection for the parking brake switch. Refer to Component Inspection .
Is the inspection result normal?
YES
Replace the combination meter. Refer to Removal and Installation .
NO
Replace the parking brake switch.