ACC Warning Does Not Operate

ACC WARNING DOES NOT OPERATE

Description

NOTE:
- Before performing the diagnosis in the following procedure, check "Work Flow". Work Flow.
- Warning functions operating condition is extremely complicated, during operating confirmations, reconfirm the list above twice in order to ensure proper operation. Warning Function.
- Door lock function is normal.


Diagnosis Procedure


1. CHECK POWER POSITION

Check if ignition switch position is changing or not.
Does ignition switch position change?
YES- GO TO 2.
NO- Check DTC for BCM. A L L Diagnostic Trouble Codes ( DTC ).

2. CHECK BUZZER (COMBINATION METER)

Check buzzer (combination meter).
Buzzer (Combination Meter).
Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace the malfunctioning parts.

3. CHECK COMBINATION METER DISPLAY FUNCTION

Check combination meter display function.
Combination Meter Display Function.
Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace the malfunctioning parts.

4. CONFIRM THE OPERATION

Confirm the operation again.
Is the result normal?
YES- Check intermittent incident. Intermittent Incident.
NO- GO TO 1.