51 21 090 Removing and installing/replacing door lock in left or right front door
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2008 BMW Z4, 2007 BMW Z4, 2006 BMW Z4, 2005 BMW Z4, and 2004 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.
Special tools required:
- 51 2 190
Necessary preliminary tasks:
- Close door windows
- Remove Sound Insulation .
Driver's side only:
- Remove Complete Lock Cylinder .
Unlock and disconnect plug connection (2) at lugs (1).
Unhook Bowden cable (3) from door lock (4).
Unclip lock knob control rod (5).
Unhook Bowden cable (1) from door lock (2).
IMPORTANT:
Bowden cable (1) must:
- correctly located in mountings on door lock (2)
- be laid without kinks in bend to door lock (2)
IMPORTANT:
Do not damage door lock seal during removal.
Release screws (1).
Remove door lock (2) from inside.
IMPORTANT:
To avoid leaking and electrical malfunction:
Pull door lock (2) with special tool into corner (3), see Fig 5 and Fig 6.
Pull door lock (2) with special tool into corner (3), see Fig 5 and Fig 6.
Installation:
Seal (1) on door lock (2) must not be damaged.
Installation:
- Install door lock and insert screws (1), do not tighten down.
- Slide special tool 51 2 190 into opened rotary latch until latch engages in first stage.
Installation:
- Pretension door lock (1) with knurled screw (2) until special tool 51 2 190 just contacts corner points (3).
IMPORTANT:
To tension door lock (1), it is only permitted to turn knurled screw (2) by a further 1 to 1.5 turns (max.) (risk of damage).
Door lock seal must rest uniformly on inner door plate (water ingress).
- Tighten down door lock screws. For tightening torque, see 51 21 1AZ in BODY EQUIPMENT - TIGHTENING TORQUES .