Necessary preliminary tasks

• Read out fault memory of DME control unit; if necessary, work through test schedules
• Switch off ignition.
• Remove left INTAKE FILTER HOUSING

Unlock connector (1) and remove.

Release screw (2).

Tightening torque 13 62 3AZ .

Remove pulse generator (3).

Installation note: 

Replace sealing ring and coat with anti-seize agent.

Fig 1: Identifying Pulse Generator, Connector And Screw

Courtesy of BMW OF NORTH AMERICA, INC.