13 53 310 Removing and installing/replacing an injector (N55)

WARNING: This page is about a different variant/trim than selected.

Observe WARNINGS ON REMOVAL OF THE INJECTORS without fail!

IMPORTANT: There are two different injector versions and hold-down device versions for the N55 engine.
A mixed installation of the components (hold-down device, spark plug shafts, injectors, cylinder heads and screws) between the two hold-down device versions is not possible/permitted!
Removal and installation of the various injectors are described separately according to the hold-down device version.
The hold-down device version must be identified beforehand in order to select the correct repair instructions.
Remove ACOUSTIC COVER

The bottom hold-down device version can be found on the electromagnetic compatibility panel (1) installed above the injectors.

See REMOVING/INSTALLING/REPLACING INJECTOR UP TO ENGINE NUMBER 14407684 .

Fig 1: Identifying Electromagnetic Compatibility Panel
Courtesy of BMW OF NORTH AMERICA, INC.

The top hold-down device version can be found on the hold-down device installed on top (1).

See REMOVING/INSTALLING/REPLACING INJECTOR FROM ENGINE NUMBER 14407685 .

Fig 2: Identifying Hold-Down Device
Courtesy of BMW OF NORTH AMERICA, INC.