Inspection Procedure 11: Parking brake reminder buzzer does not sound. <Vehicles with electric parking brake>
Inspection Procedure 12: Brake warning lamp does not illuminate. <Vehicles with electric parking brake>


caution Before replacing the combination meter, be sure to check that the power supply circuit, earth circuit, and communication circuit are normal.

COMMENTS ON TROUBLE SYMPTOM


If the parking reminder buzzer does not sound or the brake warning lamp does not come on at a speed above 8 km/h with the parking brake switch ON, the parking brake switch input circuit, the vehicle speed signal circuit, the combination meter, the wiring harness or its connector may be defective.

PROBABLE CAUSES



DIAGNOSIS PROCEDURE


STEP 1. Check the speedometer.


Check that the speedometer in the combination meter operates normally.

Q. Is the check result normal?

Go to Step 2.

Troubleshoot the combination meter.

STEP 2. M.U.T.-III other system diagnosis code


Check if diagnosis code is set in the electric parking brake ECU.

Q. Is the diagnosis code set in the any of the above?

Troubleshoot the electric parking brake. Refer to GROUP 36 - Troubleshooting.

Go to Step 3.

STEP 3. M.U.T.-III Special Function


Using M.U.T.-III, select "Test" from the special function of the combination meter. Execute the following item to check the liquid crystal display.

Q. Is the check result normal?

Go to Step 4.

Replace the combination meter.

STEP 4. Retest the system.


The parking brake reminder buzzer function should work normally.

Q. Is the check result normal?

The trouble can be an intermittent malfunction (Refer to GROUP 00 - How to use Troubleshooting/inspection Service Points - How to Cope with Intermittent Malfunction).

Replace the combination meter.