52 16 ... Removing and installing/replacing seat pan and flex mat on front left or right seat (sports/electric)

Remove seat cover with padding,

refer to 52 16 400 REPLACING SEAT COVER FOR LEFT OR RIGHT FRONT SEAT (SPORTS/ELECTRIC)  .

Release left screw (1) and slacken right screw only.

Release left/right screws (3).

Slacken left/right screws (4) only.

Lever out retaining plate (2) on left.

Fig 1: Levering Out Retaining Plate On Left

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Installation: 

1. Tightening Torque, refer to 52 10 9AZ in SEATS - TIGHTENING TORQUES - 645CI .

Press seat pan (4) upwards, thereby relieving tension on flex mat.

Release screw (1) and remove support (2) from gear (3).

Fig 2: Pressing Seat Pan Upwards

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Installation: 

1. Tightening Torque, refer to 52 10 9AZ in SEATS - TIGHTENING TORQUES - 645CI .

Installation: 

1. Using split-pin drift (1), lift support (2) onto guide (3).

Fig 3: Installing Lift Support Onto Guide

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Version with seat occupancy detector:

If necessary, unhook control unit (1) and cable (3) from holders (2).

Fig 4: Unhooking Control Unit And Cable From Holders

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Turn seat pan (1) upwards.

Detach flexmat (2) at rear from mounts (3).

Fig 5: Detaching Flexmat At Rear From Mounts

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Detach seat pan (1) on left/right backwards/top from mount (2) and remove.

Fig 6: Removing Seat Pan

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Detach flexmat (1) from mounts (2) on seat pan (3).

Fig 7: Detaching Flexmat From Mounts On Seat Pan

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Removing thigh support from seat pan: 

Unhook spring (1) from thigh support (2).

Fig 8: Unhooking Spring From Thigh Support

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Release screws (1) and remove thigh support (2).

Fig 9: Removing Thigh Support

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If necessary, release screws (1) and remove guide rails (2) from seat pan (3).

Fig 10: Removing Guide Rails From Seat Pan

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