Symptom Troubleshooting Index

WARNING: This page is about a different car, the 2011 Acura TL, 2010 Acura TL, and 2009 Acura TL. However, it is still accessible from the selected car via links, so may be relevant.

SYMPTOM TROUBLESHOOTING CHART

Symptom	Diagnostic procedure
Water leaks from moonroof	Check for a clogged or detached drain tube Check the glass position adjustment (see GLASS POSITION ADJUSTMENT ) 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
Wind noise from moonroof	Check for excessive clearance between the glass weatherstrip and the roof panel Check the glass position adjustment (see GLASS POSITION ADJUSTMENT )
Motor noise from moonroof	Check for a loose motor Check for a worn gear or bearing Check for a deformed cable assembly Check for dirt or debris
Moonroof glass does not move, but motor turns	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
Moonroof glass does not move and motor does not turn (glass can be moved with 4 mm hexagonal wrench)	Check for a run down battery Check for a blown fuse Check for a faulty moonroof switch Check for a defective motor control unit
Moonroof glass does not stop at proper flush closed position	Reset the moonroof control unit (see RESETTING THE MOONROOF CONTROL UNIT ) Check the glass position adjustment (see GLASS POSITION ADJUSTMENT )
Moonroof glass moves in a jerking motion (moves 40 mm (1 57 in), stops for 0 4 seconds, and repeats)	Reset the moonroof control unit (see RESETTING THE MOONROOF CONTROL UNIT )
During auto close operation, moonroof glass reverses when no object is trapped	Check for dirt and debris in the track Reset the moonroof control unit (see RESETTING THE MOONROOF CONTROL UNIT )
Moonroof glass moves, but there is no AUTO function	Reset the moonroof control unit (see RESETTING THE MOONROOF CONTROL UNIT )