Roof Warning Buzzer

ROOF WARNING BUZZER


Description

Retractable hard top control unit indicates retractable hard top system state using roof warning buzzer and
LCD.




ROOF WARNING BUZZER


Diagnosis Procedure

1.CHECK ROOF WARNING BUZZER POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect roof warning buzzer connector.
3. Check voltage between roof warning buzzer harness connector and ground.





Is the inspection result normal?
YES - GO TO 2.
NO-1 - Check 10 A fuse [No. 6 located in the fuse block (J/B)].
NO-2 - Check harness for open or short between roof warning buzzer and fuse.
2.CHECK ROOF WARNING BUZZER CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect retractable hard top control unit connector.
3. Check continuity between retractable hard top control unit harness connector and roof warning buzzer harness connector.





4. Check continuity between retractable hard top control unit harness connector and ground.





Is the inspection result normal?
YES - GO TO 3.
NO - Repair or replace harness.
3.CHECK ROOF WARNING BUZZER SIGNAL
1. Connect retractable hard top control unit connector and roof warning buzzer connector.
2. Check voltage between retractable hard top control unit harness connector and ground.





Is the inspection result normal?
YES - Check intermittent incident. Refer to Intermittent Incident.
NO - Replace roof warning buzzer. Refer to Retractable Hard Top System.