Removing and installing/replacing complete rear left or right power window regulator (M4 Convertible)

Special tools required:

WARNING: Power windows unit has no anti-trapping mechanism.

Necessary preliminary tasks:

Disconnect plug connections at aerial amplifier (1).

Unfasten screws (2).

Release screws (3).

Tightening torque 51 37 4AZ .

Unfasten cable strap (5).

Installation note:

Ensure seal (4) is correctly seated.

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Move side window to top end position.

Lever out cover (1) and release screw underneath.

Tightening torque 51 37 3AZ .

Feed out power window regulator completely towards top.

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Release cable clip (1).

Disconnect plug connection (2).

IMPORTANT: Risk of damage!

Before installation, the basic setting for the power window regulator must be carried out.

After installation, power window regulator/side window must be adjusted to the body.

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Replacement:

Release screws (1) and remount retaining bracket (2).

Use special tool 51 0 342 for the following measurement and adjusting procedures.

Adjust distance between retaining bracket (2) and side window (3) to dimension A and B.

Dimension A = 13 mm

Dimension B = 13 mm

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Power window regulator basic setting:

Check dimension (X) at power window regulator.

Dimension (X) = 8 mm

If necessary, adjust dimension (X) at screw (1) with special tool 51 2 220.

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Pre-settings after fitting power window regulator:

Adjust side window (1) to body (2) according to dimension (A and B).

Measuring points in area of B-pillar and at rear end of side window (B).

Measurement (A) = 6 mm

Measurement (B) = 8, 5 mm

Tighten down screws (3).

Tightening torque 51 37 4AZ .

Run a function check.

Adjust SIDE WINDOW glass (1).

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