34 52 525 Replacing one front pulse sensor

WARNING: This page is about a different car, the 2011 BMW M3, 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Read and comply with GENERAL INFORMATION .

Open plug housing (1), pull plug connection (2) out of bracket and disconnect.

Pull cable with rubber grommet out of holders (3).

Installation:

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

Fig 1: Identifying Plug Housing And Plug Connection

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Release hexagon socket head cap screw (1) and pull wheel speed sensor (2) out of bore.

Installation:

Tightening torque 34 51 4AZ .

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

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

Fig 2: Identifying Wheel Speed Sensor And Hexagon Socket Head Cap Screw

Courtesy of BMW OF NORTH AMERICA, INC.