51 23 ... Adjusting / Replacing Bump Stops

51 23 ... Adjusting/Replacing Bump Stops







The illustrations are schematic representations and are to be applied to the relevant vehicle type.
Prerequisite: Lid must be correctly adjusted.







Following parts must not be damaged:
- (1) Bump stop
- (2) Catches

Remove adjusting buffer by pressing catches back.







Screw in adjusting buffer (1) to create clearance to engine compartment lid.
Place a cone (2) of modelling or sealing compound on adjusting buffer.
Slowly close engine compartment lid.







Raise engine compartment lid.
Compressed cone (1) determines clearance between adjusting buffer and engine compartment lid.







Measure dimension a between compressed cone and edge (1) of adjusting buffer.







Adjust measured dimension a + 0.5 mm by unscrewing adjusting buffer (1).