3452535 Replacing a rear pulse sensor

WARNING: This page does not describe the selected car, but rather 13 other vehicles, including the 2011 BMW 328xi, 2011 BMW 328i, 2011 BMW 323i, 2010 BMW 335xi, and 2010 BMW 335i. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks

Remove WHEELS .
Read and comply with GENERAL INFORMATION .

Slacken nut (1).

Pull wheel arch trim (2) gently to one side.

Disengage cable from holders (3).

Fig 1: Identifying Wheel Arch Trim With Holders And Slacken Nut

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug connection (1).

Installation:

Ensure proper locking of the plug connector and proper seating of the cable in the brackets.

Fig 2: Identifying Plug Connection

Courtesy of BMW OF NORTH AMERICA, INC.

Disengage cable from holders (1).

Unfasten socket head cap screw (2).

Withdraw wheel speed sensor (3) from bore hole.

Installation:

Tightening torque 34 51 4AZ, see 34 51 SLIP CONTROL SYSTEM (DSC) . .

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

Fig 3: Identifying Wheel Speed Sensor And Socket Head Cap Screw

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Check sensor head prior to installation for external damage, replacing if necessary.