66 20 518 Removing and installing/replacing a front (outer) ultrasonic sensor (Park Distance Control)

Necessary preliminary tasks 

• Remove FRONT WHEEL ARCH TRIM (front section)

Disconnect plug connection.

Unlock retaining tabs (1) in direction of arrow and pull ultrasonic transducer (2) out of holder (3).

Fig 1: Removing Retaining Tabs

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Installation: 

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

Fig 2: Identifying Hooks Of Ultrasonic Transducer With Mountings

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Installation: 

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

Fig 3: Identifying Rubber Ring On Ultrasonic Transducer

Courtesy of BMW OF NORTH AMERICA, INC.