Checking overtravel at outside handle:

Close rotary striker lock with a screwdriver,
open rotary striker lock with outside door handle (1),
outside door handle (1) must be able to open further by measurement (A),
if measurement (A) is obtained, then OK.
if measurement (A) is not obtained, readjust rotary striker lock and carry out overtravel check,
if measurement (A) is still not obtained, you must replace door lock.

min. 2 mm

Fig 1: Checking Overtravel At Outside Handle

G03124344

Courtesy of BMW OF NORTH AMERICA, INC.

CAUTION: Door striker (lock wedge) must not be greased.
Door lock does not have to be greased until after 100, 000 km.

Replacement only:

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

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

Fig 2: Removing Bowden Cable Nipple From Lever

G03124345

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement only:

Turn linkage for locking knob (1) and detach from lever (2).

Fig 3: Turning Linkage For Locking Knob

G03124346

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Following parts must not be damaged:

Spring
Mount for Bowden cable of inside door handle
Mount for linkage of locking knob
Mount for paddle of lock barrel (driver's side only)

The illustration shows the left driver's door lock on the coupe.

Fig 4: Mounting For Linkage Of Locking Knob

G03124347

Courtesy of BMW OF NORTH AMERICA, INC.