66 20 515 Removing and installing/replacing a front left ultrasonic transducer

WARNING: This page does not describe the selected car, but rather 50 other vehicles, including the 2016 BMW M5, 2016 BMW ActiveHybrid 5, 2016 BMW 550i xDrive, 2016 BMW 550i, and 2016 BMW 535i xDrive. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary work:

Remove front bumper trim.

Unfasten plug connection (1) and disconnect.

Unclip ultrasonic sensor (2) from retaining tabs.

Installation note:

Retaining tabs must not be damaged!

Make sure ultrasonic sensor is securely seated (2)!

Fig 1: Removing Ultrasonic Sensor From Retaining Tabs

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 Sensor

Courtesy of BMW OF NORTH AMERICA, INC.