Sunroof / Moonroof Panel: Service and Repair
Panel
Panel 1
1 Sunroof Frame
2 Trim
- Position panel 1.
- Unclip trim at center, moving it to side.
3 Panel 1
• Removal:
- Position panel.
- Remove trim - 2 - sideways from tilting mechanism.
- Remove screws - 4 - and remove panel upward.
Do not move the sunroof when the cover is removed otherwise this will damage, for example, scratch, the wind deflector.
• Installing:
- Lay panel in installation position on tilting mechanism and lightly install screws - 3 -.
- Close panel and adjust it according to gap pattern.
- Tighten the front screws first and then the rear screws - 4 - alternating from side to side.
- Then tighten the center screws to 4.5 Nm.
- Press trim onto tilting mechanisms again.
- Perform an adaptation. Refer to => [ Motor Adaptation ] Testing and Inspection.
4 Screws
Pay close attention to the three tightening sequences front, rear and center.
• 4.5 Nm
Cover Tightening Sequence 1
- Tighten the screws to the tightening specification in sequence 1, 2 and 3 after adjusting.
Panel 2
1 Sunroof Frame
2 Spacer Discs
3 Bolt
• 4.5 Nm
4 Panel 2
• Removal:
• Before removing panel 2, panel 3 must be removed.
- After removing panel 3, guide panel 1 all the way back.
• Push rotary switch beyond comfort setting.
- Remove left and right screws - 3 - from above.
• There are two spacer discs - 2 - under attachment points to adjust cover 2 height.
• Remove these after panel has also be removed so they do not fall into guide channels and disrupt function.
- Run panel 1 into "tilted" position.
- Remove left and right screws - 5 - from tilting mechanism rail.
• Small markings are applied to plastic edge of panel that make it easier to find screw positions.
- Pull trim in slightly and remove screws below.
- Remove panel upward.
- When installing, proceed as follows:
Before inserting panel 2, reinsert spacer discs at front attachment points between cover attachment surfaces 2 and sunroof frame.
- Insert panel according to its attachment positions.
- Lightly pull inner seal inward and lightly tighten side screws.
- Insert rear panel 3 and lightly tighten screws.
- Close panel 3.
- Run panel 1 into "tilted" position.
- Lightly install front screws from above through spacer discs.
- Close panel 1.
- Adjust panel 2 according to gap chart.
- Tighten the screws on the side - 5 - to 4.5 Nm.
- Run panel 1 into "tilted" position.
- Tighten front screws to 4.5 Nm.
- Close panel 1 and panel 3 and check adjustment. Refer to => [ Glass Sunroof Panel, Adjusting ] Adjustments.
- Perform an adaptation on covers 1 and 3. Refer to => [ Motor Adaptation ] Testing and Inspection.
5 Bolt
• 4.5 Nm
Cover 2 Spacer Discs
- Distance disc must be inserted between panel 2 and sunroof frame 4 for height adjustment.
Screw Markings
• There are small markings on panel edges to make it easier to find panel securing screws.
- Lightly pull inner seal back under markings - arrow - and remove screws below.
• Inner seal is not shown in illustration.
Panel 3
1 Sunroof Frame
2 Trim
• Removal:
- Position panel 3.
- Unclip trim in center and move slightly to side.
- Slide trim back until it can be removed from keyhole-shaped hole.
• Installing:
- Installation of each trim panel occurs in reverse sequence. This engages trim in panel.
3 Panel 3
• Removal:
- Position panel 3.
• Small markings (3 each) applied to plastic edge of panel that make it easier to find screw positions.
- For removal, remove side securing screws.
- Remove panel 3 upward.
- Installing:
- Insert cover with tilted tilting mechanism according to attachment points.
- Lightly tighten side screws on panel 3.
- Close cover and check adjustment. Refer to => [ Glass Sunroof Panel, Adjusting ] Adjustments.
- Perform an adaptation 3 on the panel. Refer to => [ Motor Adaptation ] Testing and Inspection.
- Insert side trim panels.
4 Bolt
• 4.5 Nm
Trim, Removing
- Position panel.
- Pull trim - 1 - slightly to side with small hook in center.
- Slide trim panel back slightly and remove it sideways from panel.
Installing Panel
- When installing, insert the trim into the key hole - arrow - and push it forward.
- Press side trim panel into catch on panel.