11 36 715 Removing And Installing/Replacing Both Solenoid Valves On Left Side (N62)

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

(cylinder bank 5 to 8)

Necessary preliminary tasks:

Read out fault memory of control unit of Digital Motor Electronics (DME).
Switch off ignition.
Remove design cover.
Unlock hose on tank venting valve and disconnect.

NOTE: Solenoid valve (1) controls adjusting unit on inlet side.

Solenoid valve (2) controls adjusting unit on exhaust side.

Unlock plug of solenoid valves (1 and 2) and disconnect.

Fig 1: Unlocking Plug Of Solenoid Valves (1 And 2)

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Release screws and remove holder (3).

Pull out solenoid valves (1 and 2).

Installation:

Check holder (3) for deformation; replace if necessary.

Installation:

Clean sealing faces (1) on cylinder head.

Fig 2: Cleaning Sealing Faces On Cylinder Head

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Installation:

Replace O-rings (1 and 2) on solenoid valve (3) and lubricate.

Fig 3: Replacing O-Rings (1 And 2) On Solenoid Valve

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Installation:

Press in solenoid valve as far as it will go.

Fig 4: Pressing In Solenoid Valve

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Make sure holders are in correct installation positions.

Install and tighten down screws.

Now clear the fault memory.