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Home >> BMW >> 2017 >> X3 xDrive28d >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Distance Systems, Cruise Control - Repair >> Park Distance Control (PDC) >> 66 20 537 Removing and installing/replacing a rear middle right ultrasonic transducer (Park Distance Control)

66 20 537 Removing and installing/replacing a rear middle right ultrasonic transducer (Park Distance Control)

WARNING: Risk of burning!
Work on the exhaust system may only be carried out when it has cooled down!

Lift out plastic rivets.

Installation note: 

Replace plastic rivets.

Undo nuts in marked area (1).

Remove cover (2).

Fig 1: Locating Plastic Cover Rivets And Nuts
G09950175Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: For purposes of clarity, illustration shows bumper removed.

Unlock latch mechanisms (1).

Remove ultrasonic sensor (2).

Fig 2: Identifying Ultrasonic Sensor And Latch Mechanisms
G09950176Courtesy of BMW OF NORTH AMERICA, INC.

Unlock plug connection (1) and disconnect.

Remove ultrasonic sensor (2).

Installation note: 

Before installation of ultrasonic sensor (2) on wiring harness, clean plug connection!

Fig 3: Identifying Ultrasonic Sensor And Plug Connection
G09950177Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

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

Fig 4: Identifying Rubber Ring And Ultrasonic Sensor
G04728003Courtesy of BMW OF NORTH AMERICA, INC.