Roadster
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 BCM for DTC. Testing and Inspection.
2.CHECK BUZZER (COMBINATION METER)
Check buzzer (combination meter). Roadster.
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. Roadster.
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.