Sunroof Symptom Troubleshooting Index

Symptom
Diagnostic procedure
Water leaks from sunroof
1.
2.
3.
4.
5.
Check for a clogged drain tube.
Check for a gap between the glass weatherstrip and the roof panel.
Check for a defective or an improperly installed glass weatherstrip or drain channel.
Check for a gap between the drain seal and the roof panel.
Adjust the sunroof height.
Wind noise from sunroof
1.
2.
Check for excessive clearance between the glass weatherstrip and the roof panel.
Adjust the sunroof height.
Motor noise from sunroof
1.
2.
3.
4.
Check for a loose motor.
Check for a worn gear or bearing.
Check for a deformed cable assembly.
Check for dirt or debris.
Sunroof glass does not move, but motor turns
1.
2.
3.
4.
Check for foreign matter stuck between the guide rail and the slider.
Make sure the cable assembly is attached properly.
Check for a loose inner cable.
Check for a defective gear or inner cable.
Sunroof glass does not move and motor does not turn (glass can be moved with 4 mm hexagonal wrench)
1.
2.
3.
4.
Check for a run down battery.
Check for a blown fuse.
Check for a faulty sunroof switch.
Check for a defective motor control unit.
Sunroof glass does not stop at proper flush closed position
1.
2.
Check glass height adjustment.
Sunroof glass moves in a jerking motion (moves 40 mm (1.57 in.), stops for 0.4 seconds, and repeats)
During auto close operation, sunroof glass reverses when no object is trapped
1.
2.
Check for dirt and debris in the track.
Sunroof glass moves, but there is no AUTO function