66 20 517 Removing and installing/replacing a front center left ultrasonic sensor (PDC)

Necessary preliminary tasks: 

• Remove middle left or right radiator grille. See 51 13 001 REMOVING AND INSTALLING/REPLACING FRONT RADIATOR GRILLE, MIDDLE LEFT OR RIGHT .
  Fig 1: Identifying Radiator Grille Retaining Tabs With Plug Connection

  Courtesy of BMW OF NORTH AMERICA, INC.

Release retaining tabs (2).

Press ultrasonic sensor from outside towards inside and remove.

Unfasten plug connection (2) and disconnect.

Installation note: 

Retaining tabs (2) must not be damaged!

Make sure ultrasonic sensor is securely seated.

Before installation of ultrasonic sensor on wiring harness, clean plug connection!

Installation note: 

Make sure rubber ring (1) is correctly seated on ultrasonic sensor (2).