66 20 537 Removing and installing/replacing one rear middle right ultrasonic sensor

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:

Version with trailer tow hitch only: remove rear BUMPER PANEL .

NOTE: Trim panels can vary depending on engine version.

Lever out expanding rivets (1).

Unfasten screws (2).

Remove trim (3).

Fig 1: Identifying Trim, Expanding Rivets And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

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 2: 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 3: Identifying Rubber Ring And Ultrasonic Sensor

Courtesy of BMW OF NORTH AMERICA, INC.