51 23... Adjusting/replacing bump stops (2 of 3)

The illustrations are schematic representations and are to be applied to the relevant vehicle type.

Prerequisite: Lid must be correctly adjusted.

Version 1: 

Following parts must not be damaged:

• (1) Bump stop

Fig 1: Identifying Bump Stop

Courtesy of BMW OF NORTH AMERICA, INC.

Adjust stop pad (1) to correct height by turning left or right.

Fig 2: Turning Bump Stop

Courtesy of BMW OF NORTH AMERICA, INC.

Version 2: 

Replace damaged stop pads:

• (1) Bump stop

Fig 3: Identifying Bump Stop

Courtesy of BMW OF NORTH AMERICA, INC.

Adjusting version 2:

Stop (1) 45° counterclockwise.

Pull stop pad (2) upwards.

Close lid slowly until it is at the same height as the side wall.

Open flap and turn stop (1) clockwise.

Installation note: 

Press stop pad into panel and drive in expanding pins (3).

Fig 4: Turning Stop Pad

Courtesy of BMW OF NORTH AMERICA, INC.

Version 3: 

Lever out expanding rivets (1).

Remove stop pad (2).

Fig 5: Identifying Stop Pad And Expanding Rivets

Courtesy of BMW OF NORTH AMERICA, INC.

Adjusting version 3:

Checking correct adjustment:

• Insert a strip of paper (normal writing paper) between stop pad and limit position on body.
• Close flap. Make sure that the paper strip remains between stop pad and limit position.
• The stop pad is correctly adjusted when the paper strip can be pulled out "with slight resistance".

Fig 6: Checking Stop Pad Adjustment

Courtesy of BMW OF NORTH AMERICA, INC.

Adjustment procedures: 

Screw in stop pad until the paper strip can be easily pulled out.

Then unscrew stop pad until the paper strip cannot be pulled out any more.

Screw in stop pad until the paper strip can be pulled out with "slight" resistance.

Version 4: 

Lever out expanding rivets (1).

Remove stop pad (2).

Adjusting version 4:

Set stop pad to the correct height by turning to the left or right.

Fig 7: Turning Bump Stop

Courtesy of BMW OF NORTH AMERICA, INC.

Version 5: 

Release screws (1) and remove stop pad (2).

Adjusting version 5:

Set stop pad to the correct height by turning to the left or right.

Fig 8: Turning Bump Stop

Courtesy of BMW OF NORTH AMERICA, INC.