Front Door Limiter: Service and Repair

51 21 280 - Removing and installing or replacing door brake on left or right front door





Necessary preliminary tasks:
- Close door windows
- Remove front door trim Removing and Installing Left or Right Front Door Trim Panel
- Remove sound insulation Removing and Installing/Replacing Sound Insulation In Front Door, Left Or Right in front area





Release screws (1).
Tightening torque 51 21 13AZ [1][2]Door Locks.
Remove H-strut (2).





Release screws (1).
Tightening torque 51 21 16AZ [1][2]Door Locks.
Remove adapter for door speaker (2).





Release screws (1).
Tightening torque 51 21 17AZ [1][2]Door Locks.
Remove power window motor (2) from pole retainer (3).
Power window motor (2) remains in door (4).





Note:
Secure front door against falling closed.

Release screw (1).
Tightening torque 51 21 9AZ [1][2]Door Locks.
Unfasten screws (2).
Tightening torque 51 21 10AZ [1][2]Door Locks.
Remove seal (3).

Installation:
Seal (3) must not be damaged.





Remove door retainer (1) via cutout (2).





Installation:
Following parts of door retainer (3) must not be damaged:
1 - Hinge
2 - Thread