66 20 542 Removing and installing/replacing a rear ultrasonic transducer

Necessary preliminary tasks:

Unlock plug connection (1) and disconnect. Unlock latch mechanisms (2) and pull ultrasonic transducer (3) out of bracket.

Installation note:

Before installation of ultrasonic sensor (3) on wiring harness, clean plug connection!

Retaining tabs (2) must not be damaged!

Make sure ultrasonic sensor is securely seated.

Fig 1: Identifying Plug Connection, Tabs And Ultrasonic Transducer

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

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

Fig 2: Identifying Rubber Ring And Ultrasonic Transducer

Courtesy of BMW OF NORTH AMERICA, INC.