66 20 540 Removing And Installing/Replacing A Rear Ultrasonic Transducer (Park Distance Control)

WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove body molding for rear bumper . See 51 12 432 REPLACING CENTRAL BODY MOLDING ON REAR BUMPER .

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

Fig 1: Pulling Rear Ultrasonic Transducer Out Of Fixture

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

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

Fig 2: Identifying Retaining Hooks Of Ultrasonic Transducer

Courtesy of BMW OF NORTH AMERICA, INC.