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34 52 535 Replacing a rear pulse sensor

WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DAMAGE (ESD protection).

Necessary preliminary tasks 

Open housing cover.

Disconnect plug connection (1).

Installation note: 

Ensure proper locking of plug connection and proper seating of rubber grommets.

Fig 1: Identifying Plug Connection
G08421380Courtesy of BMW OF NORTH AMERICA, INC.

Disengage line (1) along marked lines from holders.

Installation note: 

Ensure proper locking of the holders and proper seating of the line in the brackets.

Fig 2: Identifying Unclip Line
G08421324Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1).

Withdraw wheel speed sensor (2) from bore hole.

Installation note: 

Tightening torque 34 51 3AZ .

Clean bore for pulse sensor and lubricate with Staburags NBU 12/K lubricating grease.

Fig 3: Identifying Wheel Speed Sensor And Screw
G08421382Courtesy of BMW OF NORTH AMERICA, INC.
IMPORTANT: Prior to installation, check sensor head for damage and replace if necessary.