54 12 100 Removing and installing sun roof lid

CAUTION: Do not move floating roof liner with force.

Follow procedure precisely because otherwise mechanism (guide) on slide/tilt sunroof cassette can be damaged. It then has to be replaced.

Open slide/tilt sunroof lid approx. 250 mm.

Loosen screws (2) until aperture becomes free.

Close slide/tilt sunroof lid.

Fig 1: Loosening Screws On Sunroof Guide

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Press button to open roof briefly (1) then stop again (2) (inching function).

Fig 2: Pressing Button To Open Roof Briefly

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The slide/tilt sunroof lid must now lower at back by dimension (A).

(A) = 2 ... 4 mm.

Fig 3: Identifying Slide/Tilt Sunroof Lid Dimension

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CAUTION: Rapid sliding of floating roof liner can damage the mechanism (guide) of slide/tilt sunroof cassette. Do not move floating roof liner with force. Slowly slide floating roof liner right back (with clean hands, or wearing protective gloves).

Fig 4: Identifying Slide/Tilt Sunroof

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Shut sun roof (neutral position).

CAUTION: Slide/tilt sunroof can now no longer be moved in "OPEN" direction (damage to mechanism).

Unscrew nuts.

Fig 5: Removing Nuts On Sunroof

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Lift slide/tilt sunroof lid upwards and backwards to remove.

Installation:

Replace nut (micro-encapsulation) or install old nut with Loctite 270.

Tightening torque, 54 12 2AZ. Refer to 54 12 MECHANICAL SUN ROOF COMPONENTS .

Installation:

Install slide/tilt sunroof lid, then locate adjusting lever (1) at front left and right accurately in sliding keyway (2).

Fig 6: Locating Slide/Tilt Sunroof Lid Adjusting Lever

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CAUTION: Check lid for tight fit.

With palms of hands, push front left and right of slide/tilt sunroof lid upwards.

It should not be possible to raise the slide/tilt sunroof cover.

Adjusting lever in cover flange must be correctly located.

Installation:

Press slide/tilt sunroof lid forwards.

Turn nuts (2) as far as stop.

Fig 7: Tightening Slide/Tilt Sunroof Lid Nuts

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Do not tighten!

Lower sun-roof lid at rear end by dimension (A).

(A) = 2 ... 4 mm.

Fig 8: Identifying Lower Sun-Roof Lid Dimension

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Slowly slide floating roof liner right back (with clean hands, or wearing protective gloves).

Fig 9: Sliding Floating Roof Liner Back

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Installation:

Open slide/tilt sunroof lid approx. 250 mm.

Press slide/tilt sunroof lid carefully upwards, then screw in retaining screws (2) on left and right and tighten down.

Fig 10: Installing Retaining Screws

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Installation:

Initializing slide/tilt sunroof, refer to 54 0 ... NOTES ON STEEL AND GLASS SLIDE/TILT SUNROOFS (INITIALIZATION/NORMALIZATION/LEARNING OF CHARACTERISTIC CURVE) .

Adjust sun roof, refer to 54 12 004 ADJUSTING SUN ROOF .