12 14 523 Replacing pulse generator on inlet camshaft (N12)

Necessary preliminary tasks: 

• Switch off ignition
• Read out fault memory of DME control unit
• Check stored fault messages

Unlock plug (1) and remove.

Release screw and remove pulse generator (2).

Installation: 

Replace sealing ring and coat with antiseize agent.

Tightening torque 13 62 4AZ.

Fig 1: Identifying Plug And Pulse Generator

Courtesy of BMW OF NORTH AMERICA, INC.