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Home >> BMW >> 2013 >> 535i GT >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Electrical Drives - Repair >> Drive, Seat Adjustment >> 67 31 500 Removing and installing/replacing forward/back seat adjustment drive unit >> Installing forward/back seat adjustment motor

Installing forward/back seat adjustment motor

Insert short flex shaft (2).

Attach rubber grommet (1).

Fig 1: Inserting Short Flex Shaft
G08423150Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Attach rubber grommet at 60° angle to connector housing.

Fig 2: Identifying Rubber Grommet To Connector Housing Installation Angle
G08423151Courtesy of BMW OF NORTH AMERICA, INC.

Insert long flex shaft (1) with sleeve tube (2) and rubber grommet in plastic part (3).

Fig 3: Inserting Long Flex Shaft In Plastic Part
G08423152Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Attach Unified Parts Group to motor at 60° angle to connector housing so that it cannot twist.

Fig 4: Identifying Angle Between Unified Parts Group To Motor Connector Housing
G08423153Courtesy of BMW OF NORTH AMERICA, INC.

Slide seat rail with opening forwards or back until bushing for flex shaft mounting of worm gear is flush.

Insert flex shaft.

Fig 5: Sliding Seat Rail With Opening Forwards Or Back
G08423154Courtesy of BMW OF NORTH AMERICA, INC.
Fig 6: Identifying Short And Long Flex Shaft
G08423155Courtesy of BMW OF NORTH AMERICA, INC.

Slide short flex shaft (1) into longitudinal seat adjustment gearing square.

Bend long flex shaft (2) upwards and slide into longitudinal seat adjustment gearing.

Clip motor and flex shafts into carrier plate.

Installation note: 

PTFE hoses are shrink-fitted onto end pieces.

Check that hoses are free from damage.

Fig 7: Identifying PTFE Hoses At Shrink-Fitted Onto End
G08423156Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

NOTE:
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