66 20 515 Removing and installing/replacing an ultrasonic converter at the front left (N47T, N52T, N53)

Necessary preliminary work:

Unclip ultrasonic transducer from retaining tabs (2).

Press ultrasonic sensor from outside inwards and feed out.

Unlock plug connection (1) and disconnect.

Installation note:

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

Retaining tabs (2) must not be damaged!

Make sure ultrasonic sensor is securely seated.

Fig 1: Identifying Ultrasonic Transducer, Retaining Tabs And Plug Connection

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.