12 14 650 Replacing pressure sensor on intake plenum (N55)

Necessary preliminary tasks: 

• Read out the fault memory of the DME control unit.
• Switch off ignition.
• Remove ignition coil cover.
• Partially release ignition coil cover.

Unlock connector (1) and remove.

Release screws and pull differential-pressure sensor (2) out of intake plenum.

Tightening torque: 13 62 4AZ .

Fig 1: Locating Differential-Pressure Sensor

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Check sealing ring for damage. Replace damaged sealing ring.

When installing, coat sealing ring with suitable lubricant.

Fig 2: Locating Sealing Ring

Courtesy of BMW OF NORTH AMERICA, INC.