52 14... Additional work in event of faulty drive/gearing for longitudinal adjustment

WARNING: This page is about a different variant/trim than selected.

Release screws (1) of rockers for seat height adjustment.

Installation:

Carefully bend side section back and feed rocker out of top rail.

Tilt front seat back.

Fig 1: Identifying Rocker Screws

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Unfasten plug connection (1) and disconnect.

Fig 2: Identifying Plug Connection

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Unclip central connector (2) from seat mechanism.

Fig 3: Identifying Control Units And Central Connector

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Unfasten plug connection (1) and disconnect.

Fig 4: Identifying Plug Connection

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Bend metal tab (1) open.

Fig 5: Identifying Metal Tab

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Lift drive (1) and flex shaft (2) out of guide (4) in direction of arrow.

Detach drive (1) from rubber mounts (3).

Detach flex shaft (3) from drive (1).

Fig 6: Disconnecting Flex Shaft From Drive

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Release screws (1) at front.

Fig 7: Identifying Seat Rail Screws

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Installation:

Install new drive for longitudinal seat adjustment.

Move front seat forwards.

Release screws (1) at rear.

IMPORTANT: Cover door sill with protective covers (risk of damage).

Lift out front seat and assemble.

Fig 8: Identifying Rear Seat Rail Screws

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Installation:

Make sure flex shaft is correctly fitted on drive
Carpet must not get between seat rails and floor panel in area of attachment points (squeaking noises)
Powerlok screws must be replaced and must not be reused
Powerlok screws are mechanical screw locks with trilobular threads
Insert all screws loose to avoid twisting
Tighten down all screws to specified torque

Tightening torque 52 10 1AZ .