51 21 200 Removing and installing/replacing outside handle and lock actuator on left or right front door (from 09/00)

NOTE: The lock actuator has a Bowden cable from year of manufacture 09/2000. Remove acoustic insulation. See 51 48... Removing and installing/replacing sound insulation in front door, left or right Remove outside handle.

Remove seals (1) and (2) for outside handle.

Fig 1: Removing Seals For Outside Handle

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Lever out Bowden cable (1) from holder (2) with screwdriver.

CAUTION: Do not bend holder (2).

Unhook Bowden cable nipple (3) from lever (4).

Fig 2: Unhooking Bowden Cable Nipple From Lever

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Exposing Bowden cable (1) on saloon/sedan and touring:

Feed Bowden cable (1) out of guide (2).

Fig 3: Feeding Bowden Cable Out Of Guide

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Installation:

Foam (3) must be in area of guide (2).

NOTE: Shown in illustration without window guide rail.

Exposing Bowden cable (3) on coupe and convertible:

To do so, unlock catches (1) and remove guide (2).

NOTE: Guide (2) is shown on right front door.

Fig 4: Unlocking Catches And Removing Guide

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Installation:

Catches (1) and mounting (2) on guide (3) must not be damaged.

NOTE: Guide on right front door shown.

Fig 5: Identifying Catches And Mounting On Guide

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Exposing Bowden cable (3) on compact:

To do so, unlock catches (1) and remove guide (2) towards top.

Fig 6: Unlocking Catches And Removing Guide Towards Top

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Installation:

Catches (1) and mountings (2) on guide (3) must not be damaged.

Fig 7: Identifying Catches And Mountings On Guide

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Slacken screw (1).

Lever out lock actuator (2) towards front and remove to inner door plate.

Fig 8: Levering Out Lock Actuator Towards Front And Remove To Inner Door Plate

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NOTE: 2-door and 4-door models have different locking systems.

The locking systems differ in the form of the Bowden cable nipple.

Bowden cable nipple (1) for 4-door model.

Bowden cable nipple (2) for 2-door model.

Installation:

Grommet (3) must be pushed onto end piece (4).

Fig 9: Identifying Grommet Must Be Pushed Onto End Piece

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Installation:

If necessary, replace screw (1) on lock actuator (3).

Bowden cable (2) must be correctly engaged with lock actuator (3).

Fig 10: Replacing Screw On Lock Actuator

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Installation:

Bowden cable nipple (1) must be correctly fitted in lock actuator (2) and must not be removed.

Fig 11: Fitting In Lock Actuator

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