Replacing Hydraulic Pump GS6S37BZ (SMG)

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2007 BMW Z4, 2006 BMW Z4, 2005 BMW Z4, 2005 BMW 530i, and 2005 BMW 525i. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: Before working on hydraulic system: reduce pressure in hydraulic system by means of service function in DIS Tester. Disconnect hydraulic pump relay in electronics box. DO NOT reconnect relay for entire duration of repair work.

NOTE: Numbers in text refer to numbers in figures.

NOTE: After completing work: check fluid level in hydraulic system by means of DIS Tester "Service Function". Perform "Teach in transmission" service function by means of DIS Tester.

Remove assembly underside protection (E60 only).

Release screw (1) and remove grounding strap. See Fig 1 .

Fig 1: Removing Grounding Strap

Courtesy of BMW OF NORTH AMERICA, INC.

Release nuts and remove heat shield (1). See Figure . Upon installation, tighten nuts to specification. See TORQUE SPECIFICATIONS .

Release line (1) and screws (2). See Fig 2 . Unlock connector and remove. Remove hydraulic pump. Upon installation, tighten fasteners to specification. See TORQUE SPECIFICATIONS .

Fig 2: Removing Hydraulic Pump

Courtesy of BMW OF NORTH AMERICA, INC.