66 20 516 Removing and installing/replacing a front right ultrasonic sensor

Necessary preliminary work

• N54: Remove FRONT BUMPER TRIM
• M57T2: Remove ORNAMENTAL GRILLE IN BUMPER TRIM at front left

Disconnect plug connection (1).

Unlock catches (2) and remove ultrasonic transducer from holder.

Installation note: 

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

Make sure electrical lead (4) is correctly guided in cable fastener (3).

Fig 1: Identifying Plug Connection, Catches, Electrical Lead And Cable Fastener

Courtesy 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

Courtesy of BMW OF NORTH AMERICA, INC.