51 22 090 

Raise the door window.
Remove sound insulation in rear door.

Installation:

Check function of child safety catch, as problems may arise:
Lock does not centre in body aperture
Lock scrapes on inner door panel
Lock snags on inner door panel

Removing and installing, replacing door lock in left or right rear door BMW X5 E53

Disconnect plug connection (1) on door lock (2).

Removing and installing, replacing door lock in left or right rear door BMW X5 E53

Unclip ball head (1).

Detach Bowden cable (2) from fixture (2) on door lock.

Removing and installing, replacing door lock in left or right rear door BMW X5 E53

Release screws (1).

Remove door lock (2) with linkage (3).

Installation:

Insert linkage for locking button through opening in inner door panel.

Do not bend linkage (3).

Replace screws (1).

Tightening torque 51 22 1AZ.

Removing and installing, replacing door lock in left or right rear door BMW X5 E53

Installation:

Carry out function check only with door open.

Close rotary striker lock (1) with a screwdriver, lock car with car key, unlock car with car key, open rotary striker lock (1) with outer door handle,

If rotary striker lock opens, then OK If rotary striker lock fails to open, a new lock actuator must be fitted.

Important!

Door lock and lock striker must not be greased.

Removing and installing, replacing door lock in left or right rear door BMW X5 E53

Only replace:

Lift out lock (1) and detach Bowden cable (2) from fixture (3).

Remove Bowden cable nipple (4) from lever (5).

Removing and installing, replacing door lock in left or right rear door BMW X5 E53

Only replace:

Unclip linkage for locking button (2) from fixture (1) and feed out of guide (3).

Removing and installing, replacing door lock in left or right rear door BMW X5 E53

Installation:

Following parts must not be damaged or missing:

  1. Spring
  2. Fixture for lock plate Bowden cable
  3. Mount for linkage of locking button
  4. Lever for child safety catch