54 34 006 Removing and installing/replacing left hydraulic cylinder for convertible top compartment lid

WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2010 BMW M6, 2010 BMW 650i, 2009 BMW M6, 2009 BMW 650i, and 2008 BMW M6. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Follow repair instructions for hydraulic system
Support convertible top compartment lid in service position . See 51 00 ... Service position of convertible top compartment lid .

CAUTION: Hydraulic fluid may emerge from the disconnected lines and the open connections on the hydraulic cylinder.
Protect components and work area with suitable materials (e.g. cloths).

Release screw (1) and remove holder (2) for hydraulic lines.

Fig 1: Identifying Screw And Holder

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Raise locking clip (1) and detach cylinder from ball end.

Disconnect cable straps.

Installation:

Replace faulty cable straps.

Hall sensor line must be tied with cable straps.

Fig 2: Identifying Locking Clip

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnecting hydraulic lines from cylinder:

Open retainer (1) at bottom/top on cylinder with screwdriver.

Detach hydraulic lines (2).

IMPORTANT: Protect joints (lines and cylinder) against dripping fluid, e.g. with a cleaning cloth.
Observe hose markings.

Left hydraulic cylinder only:

Release screw (3) and remove Hall sensor.

Installation:

Make sure metal angle is correctly installed under Hall sensor.

Fig 3: Identifying Hall Sensor Screw

Courtesy of BMW OF NORTH AMERICA, INC.