51 21 140 Removing And Installing/Replacing Complete Lock Cylinder In Left Or Right Front Door

Necessary preliminary tasks:

Partially raise window cavity cover strip and release screw (1).

Tightening torque: 9 Nm

Release screws (2).

Tightening torque: 6 Nm

Fig 1: Raising Window Cavity Cover Strip

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Position door lock (1) downwards a little.

Feed out lock cylinder (2) in area (A) and remove.

Installation:

Paddle (3) must be correctly inserted in door lock (1).

Fig 2: Identifying Door Lock And Lock Cylinder

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Installation:

Make sure door lock is in the correct position when installing the paddle. Notch (1) must be located at the marking (2).

Fig 3: Identifying Notch And Marking

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Installation:

Paddle (1) on lock cylinder (2) must not be damaged or missing.

Fig 4: Identifying Paddle On Lock Cylinder

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