ACC Warning Does Not Operate

ACC WARNING DOES NOT OPERATE

Diagnosis Procedure


1. CHECK DTC WITH BCM

Check that DTC is not detected with BCM.
Is the inspection result normal?
YES- GO TO 2.
NO- Perform trouble diagnosis relevant to DTC indicated.

2. CHECK DTC WITH COMBINATION METER

Check that DTC is not detected with combination meter.
Is the inspection result normal?
YES- GO TO 3.
NO- Perform trouble diagnosis relevant to DTC indicated.

3. CHECK COMBINATION METER BUZZER

Check combination meter buzzer.
Combination Meter Buzzer.
Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace the malfunctioning parts.

4. CHECK INFORMATION DISPLAY

Check information display.
Information Display.
Is the inspection result normal?
YES- GO TO 5.
NO- Repair or replace the malfunctioning parts.

5. REPLACE BCM

- Replace BCM. Service and Repair.
- Confirm the operation after replacement.
Is the result normal?
YES- INSPECTION END
NO- Check intermittent incident. Intermittent Incident.