66 20 520 Removing and Installing/Replacing An Ultrasonic Transducer At Front (Park Distance Control)

Necessary preliminary tasks: 

• Remove protective strip for bumper.  See 51 11 170 REPLACING BODY MOLDING FOR LEFT OR RIGHT BUMPER

Unlock catches (1) and pull ultrasonic transducer (2) out of fixture (3).

Fig 1: Identifying Catches, Ultrasonic Transducer & Fixture

Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Retaining hooks (1) of ultrasonic transducer (2) must engage exactly in mountings (3).

Fig 2: Identifying Retaining Hooks, Ultrasonic Transducer & Mountings

Courtesy of BMW OF NORTH AMERICA, INC.