Sunroof Does Not Operate Properly

Sunroof Does Not Operate Properly

1. CHECK BCM POWER SUPPLY AND GROUND CIRCUITS

Check BCM power supply and ground circuits. Refer to [Power Supply and Ground Circuit Check] Power Supply and Ground Circuit Check.

Is the inspection result normal?
YES
GO TO 2.
NO
Repair or replace malfunctioning parts.

2. CHECK SUNROOF MOTOR ASSEMBLY POWER SUPPLY AND GROUND CIRCUIT

Check sunroof motor assembly power supply and ground circuit. Refer to [Power Supply and Ground Circuit Check [Sunroof Motor Assembly] Power Supply and Ground Circuit Check [Sunroof Motor Assembly] ].

Is the inspection result normal?
YES
GO TO 3.
NO
Repair or replace malfunctioning parts.

3. CHECK SUNROOF SWITCH CIRCUIT

Check sunroof switch circuit. Refer to [Sunroof Switch Circuit Check] Sunroof Switch Circuit Check.

Is the inspection result normal?
YES
GO TO 4.
NO
Repair or replace malfunctioning parts.

4. CHECK VEHICLE SPEED SIGNAL CIRCUIT

Check vehicle speed signal circuit. Refer to [Vehicle Speed Signal Circuit Check] Vehicle Speed Signal Circuit Check.

Is the inspection result normal?
YES
Check intermittent incident. Refer to [Service Information for Electrical Incident: Intermittent Incident] Service Information for Electrical Incident: Intermittent Incident.
NO
Repair or replace malfunctioning parts.