66 20 540 Removing and installing/replacing a rear ultrasonic transducer

Necessary Preliminary Tasks: 

• Remove rear bumper trim. Refer to 51 12 156 REMOVING AND INSTALLING REAR BUMPER TRIM .

Expand catches (1) and remove ultrasonic transducer (2) in direction of arrow.

Fig 1: Removing Ultrasonic Transducer

Courtesy of BMW OF NORTH AMERICA, INC.