12 14 521 Replacing crankshaft pulse generator (N63, S63)

Necessary preliminary tasks 

• Read out fault memory of DME control unit.
• Turn off ignition.
• Remove rear UNDERBODY PROTECTION .

Installation location 

On transmission housing at bottom right.

Unlock plug (1) and remove.

Release screw (2).

Tightening torque 13 62 4AZ .

Withdraw pulse generator (3) from transmission housing.

Fig 1: Identifying Transmission Housing Pulse Generator, Plug Connection And Mounting Screw

Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

clear fault memory.