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Home >> BMW >> 2019 >> X3 M40i >> Repair and Diagnosis >> External Pages >> Different car >> Section 298 (Distance Systems, Cruise Control - Repair) >> Park Distance Control (PDC) >> 66 20 534 Removing and installing/replacing a rear left ultrasonic transducer (Park Distance Control)

66 20 534 Removing and installing/replacing a rear left ultrasonic transducer (Park Distance Control)

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WARNING: Risk of burning!
Work on the exhaust system may only be carried out when it has cooled down!
NOTE: Ultrasonic transducers (1) can be removed without the bumper panel being removed.

Release retaining tabs.

Pull ultrasonic sensor (1) out of bracket and unlock and disconnected associated plug connection.

Installation note: 

Before installation of ultrasonic sensor (1) on wiring harness, clean plug connection!

Fig 1: Locating Rear Ultrasonic Sensors
G09950173Courtesy 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
G04728003Courtesy of BMW OF NORTH AMERICA, INC.