ACC Warning Does Not Operate

ACC WARNING DOES NOT OPERATE


Description


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




ACC WARNING DOES NOT OPERATE


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. Refer to Testing and Inspection.
2.CHECK BUZZER (COMBINATION METER)
Check buzzer (combination meter). Refer to Component Function Check.
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. Refer to Component Function Check.
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. Refer to Intermittent Incident.
NO - GO TO 1.