52 13 015 Removing and installing/replacing actuating unit on left or right front seat

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2008 BMW Z4, 2007 BMW Z4, 2006 BMW Z4, 2005 BMW Z4, and 2004 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.

Move front seat into basic position.

IMPORTANT: A seat rail is spring-loaded. Risk of injury when unlocking.

Necessary preliminary tasks:

Remove front seat. . See 52 13 000 Removing And Installing Left Or Right Front Seat .
Remove outer cover on front seat. See 52 13 040 Removing And Installing/Replacing Outer Cover On Left Or Right Front Seat .

With optional seat heating:

Unhook cable (1) from fixture (2) on actuating unit (3).

Fig 1: Unhooking Cable From Fixture On Actuating Unit (1 Of2)

G03298150

Courtesy of BMW OF NORTH AMERICA, INC.

With optional seat heating:

Unhook cable (1) from fixture (2) on actuating unit (3).

Fig 2: Unhooking Cable From Fixture On Actuating Unit (2 Of 2)

G03298151

Courtesy of BMW OF NORTH AMERICA, INC.

Release expansion rivet (1).

Detach adjusting device (2) from lever (3).

NOTE: Do not turn adjusting device (2).

Fig 3: Releasing Expansion Rivet

G03298152

Courtesy of BMW OF NORTH AMERICA, INC.

Raise actuating handle (1) and release screw (2).

Release screws (3) and (4).

Tightening torque, see 52 10 7AZ in SEATS - TIGHTENING TORQUES .

Remove actuating unit (5).

Fig 4: Removing Actuating Unit

G03298153

Courtesy of BMW OF NORTH AMERICA, INC.