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

Release screws (1) and remove bottom center cover (2).

Fig 1: Identifying Bottom Center Cover Screws

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Disconnect plug connection (1).

Unlock retaining tabs (2) in direction of arrow and remove ultrasonic sensor.

Installation note: 

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

Fig 2: Removing Ultrasonic Sensor

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Installation note: 

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

Fig 3: Identifying Ultrasonic Sensor And Rubber Ring

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