34 52 525 Replacing one front pulse sensor

Necessary preliminary tasks

Remove cable from holder (1) on spring strut.

Release screw (2) and remove pulse generator (3).

Installation:

Tightening torque 34 51 4AZ .

Fig 1: Identifying Pulse Generator With Screw And Holder

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Disconnect plug connection (1).

Installation:

Make sure plug connection engages correctly.

Fig 2: Identifying Plug Connection

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Installation:

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

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

Fig 3: Identifying Bore Hole For Pulse Sensor

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