52 14 ... Additional Work (Normal/Electric) With Defective Drive/Gear For Longitudinal Adjustment

2013 Mini Cooper Countryman, Standard TransSECTION 52 14 ... Additional Work (Normal/Electric) With Defective Drive/Gear For Longitudinal Adjustment
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2008 BMW 750i, 2008 BMW 750Li, 2007 BMW 750i, 2007 BMW 750Li, and 2006 BMW 750i. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Seat rails must be replaced by detaching worm gear.

Move seat height and seat tilt adjustment to top position.

To obtain improved access if necessary:

  • Release screws (1).
  • Tip seat towards rear.

Installation: 

Tightening torque, 52 10 6AZ.  See 52 10 FRONT SEATS

Fig 1: Identifying Screws
G04768181Courtesy of BMW OF NORTH AMERICA, INC.

Lift drive (1) and flex shaft (3) out of guide (2) in direction of arrow.

Detach flex shaft (3) (plug connection).

Fig 2: Identifying Flex Shaft & Guide
G04768182Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Remove drive (4).

Detach flex shaft (3) with holder (2).

Fig 3: Identifying Flex Shaft, Holder, Drive & Screws
G04742752Courtesy of BMW OF NORTH AMERICA, INC.

Activate the operating switch for the seat position adjustment:

  1. No function: 
    • Disconnect plug connection on drive.
    • Connect new drive and check function.
    • Gear is OK. if drive runs.

    Assemble seat.

  2. Drive running: 
    • Gear for longitudinal seat adjustment defective.

Removing gear for longitudinal seat adjustment: 

Release screws (1).

Remove worm gear (2) on left and right with cover.

Fig 4: Identifying Worm Gear & Screws
G04768184Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1) on upper rail on left and right.

NOTE: The seat can now be adjusted together with the upper rail.

Remove front seat.  See 52 14 000 REMOVING AND INSTALLING LEFT OR RIGHT FRONT SEAT (NORMAL/ELECTRIC) 

Replace both seat rails.  See 52 14 010 REMOVING AND INSTALLING/REPLACING BOTH SEAT RAILS ON LEFT OR RIGHT FRONT SEAT (NORMAL/ELECTRIC) 

Fig 5: Identifying Upper Rail Screws
G04768185Courtesy of BMW OF NORTH AMERICA, INC.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.