54 34 034 Removing And Installing/Replacing Complete Hydraulic System For Convertible Top

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2013 BMW 128i, 2012 BMW 128i, 2011 BMW 128i, 2010 BMW 135i, and 2010 BMW 128i. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

Soft top becomes pressureless without a warning signal. For all work, secure soft top with a suitable support tool against collapsing.

Ensure Convertible top is supported in the middle.

Ignition must remain switched off during the repair work.

Failure to comply with this instruction may result in the hydraulic valves incurring preliminary damage.

NOTE:

Hydraulic circuit remains closed during this operation.

Do not disconnect hydraulic lines from hydraulic cylinders.

This operation comprises the following partial operations:

Remove hydraulic cylinder for Convertible top. Refer to 54 34 016 Removing And Installing/Replacing Left Or Right Hydraulic Cylinder For Convertible Top .
Remove hydraulic cylinder for Convertible top compartment lid. Refer to 54 34 006 Removing And Installing/Replacing Left Hydraulic Cylinder For Convertible Top Compartment Lid and/or 54 34 007 Removing And Installing/Replacing Right Hydraulic Cylinder For Convertible Top Compartment Lid .
Remove hydraulic cylinder for clamping bar. Refer to 54 34 008 Removing And Installing/Replacing Hydraulic Cylinder For Left Clamping Bar and/or 54 34 009 Removing And Installing/Replacing Hydraulic Cylinder For Right Clamping Bar
Remove hydraulic control unit for Convertible top drive from side compartment. Refer to 54 34 005 Removing And Installing/Replacing Hydraulic Control Unit For Convertible Top Drive .

Unclip hydraulic lines.

Installation:

If necessary, replace faulty clips.

Hydraulic lines must not be kinked or transposed.

Fig 1: Locating Hydraulic Lines Clips

G06177407

Courtesy of BMW OF NORTH AMERICA, INC.

Unclip hydraulic lines.

Installation:

If necessary, replace faulty clips.

Hydraulic lines must not be kinked or transposed.

Fig 2: Locating Hydraulic Lines Clips

G06177408

Courtesy of BMW OF NORTH AMERICA, INC.

Left side of car:

Unclip hydraulic lines.

Installation:

If necessary, replace faulty clips.

Hydraulic lines must not be kinked or transposed.

Release screws (1).

Tightening torque: see 54 34 10AZ in 54 34 MOTOR-DRIVEN CONVERTIBLE TOP (ELECTRICAL COMPONENTS) .

Remove support (2) for tensioning bar.

Fig 3: Identifying Left Side Tensioning Bar Screws

G06177379

Courtesy of BMW OF NORTH AMERICA, INC.

Right side of car:

Unclip hydraulic lines.

Installation:

If necessary, replace faulty clips.

Hydraulic lines must not be kinked or transposed.

Release screws (1).

Tightening torque: see 54 34 10AZ in 54 34 MOTOR-DRIVEN CONVERTIBLE TOP (ELECTRICAL COMPONENTS) .

Remove support (2) for tensioning bar.

Fig 4: Identifying Right Side Tensioning Bar Screws

G06177410

Courtesy of BMW OF NORTH AMERICA, INC.