34 52 535 Replacing a rear pulse generator

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IMPORTANT: Read and comply with notes on protection against electrostatic damage (ESD protection) . See 61 35... NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .

Necessary preliminary tasks:

Partially detach rear wheel arch trim . See 51 71 041 REMOVING AND INSTALLING/REPLACING REAR LEFT OR RIGHT WHEEL ARCH COVER .
Read and comply with GENERAL INFORMATION .

Open housing cover (1).

Disconnect plug connection (2).

Installation:

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

Fig 1: Identifying Housing Cover And Plug Connection

Courtesy of BMW OF NORTH AMERICA, INC.

Disengage cable (1) along marked lines from holders.

Installation:

Ensure proper locking of the holders and proper seating of the cable in the holders.

Fig 2: Identifying Cable

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Release Torx socket screw (1).

Withdraw wheel speed sensor (2) from bore hole.

Installation:

Tightening torque 34 51 3AZ . See 34 51 SLIP CONTROL SYSTEM (DSC) .

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

Fig 3: Identifying Wheel Speed Sensor With Screw

Courtesy of BMW OF NORTH AMERICA, INC.