51 24 165 Removing and installing/replacing side left or right buffer stops on rear lid

Necessary preliminary tasks:

NOTE: The operation is described on the left side; proceed in the same way for the right side.

Adjustment, refer to:

Last 3 work steps.

Release lock nut (1) on buffer stop.

NOTE: Grip guide in water gutter.

Release nut (2) on buffer stop guide.

Installation:

Fig 1: Lock Nut And Nut

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Remove buffer stops outwards.

Fig 2: Locating Buffer Stops

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Installation:

Following parts of buffer stops must not be missing or damaged:

Fig 3: Adjustable Buffer Stop, O-Ring, Guide, Guide Nut And Lock Nut

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IMPORTANT: Both O-rings must be fitted (water ingress).

Adjusting buffer stops:

If necessary, release lock nut (1) on buffer stop.

NOTE: Nut (2) on guide remains tightened down.

Use Allen key to bring adjustable buffer stop into contact with rear lid and then pretension by 1 turn.

Fig 4: Lock Nut And Nut

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Unscrew buffer stop until closed rear lid rests on buffer stops on left/right sides.

IMPORTANT: The rear lid must not be higher than the side panels, otherwise there is preload on height adjustment!

Fig 5: Locating Buffer Stops

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NOTE: If the pretension results in poor rear lid closing comfort, the pretension can be turned back to 0.5 turns.

IMPORTANT: Rear lid must not generate any noises while engine is idling (pay particular attention to this in diesel models).