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

Necessary preliminary tasks: 

• N54: Remove front bumper trim  , see 51 11 156 REMOVING AND INSTALLING FRONT BUMPER TRIM .
• M57T2: Remove grille in bumper trim at front left  , see 51 11 185 REMOVING AND INSTALLING/REPLACING GRILLE (SIDE) IN BUMPER TRIM .

Disconnect plug connection (1).

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

Installation: 

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

Fig 1: Identifying Plug Connection, Catches And Electrical Lead

Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

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

Fig 2: Identifying Rubber Ring On Ultrasonic Transducer

Courtesy of BMW OF NORTH AMERICA, INC.