Replacing A Solenoid Valve (Clutch Or Gearshift) GS6S53BZ (SMG)

WARNING: This page is about a different car, the 2005 BMW 645Ci, 2005 BMW 545i, 2004 BMW 645Ci, and 2004 BMW 545i. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Numbers in text refer to numbers in figure.

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: 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.

Procedure is identical for all solenoid valves: (1) Solenoid valve EV3, (2) Pressure sensor, (3) Solenoid valve EV2, (4) Solenoid valve EV1 and (5) Solenoid valve EV0. See Figure .

Remove assembly underside protection. Remove heat shield.

Release screws (1) and remove protective plate. See Figure . Upon installation, tighten screws to specification. See TORQUE SPECIFICATIONS .

Release screws (2). See Fig 1 . Upon installation, tighten screws to specification. See TORQUE SPECIFICATIONS .

Fig 1: Locating Screws

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Remove screws (1) and (2). See Fig 2 . Lower valve block until screws of solenoid valve are accessible. Upon installation, tighten screws to specification. See TORQUE SPECIFICATIONS .

Fig 2: Lowering Valve Block

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Detach plug from solenoid valve. Release screws (1) and pull solenoid valve out. See Fig 3 . Upon installation: replace sealing ring. Tighten screws to specification. See TORQUE SPECIFICATIONS .

Fig 3: Removing Solenoid Valve

Courtesy of BMW OF NORTH AMERICA, INC.