11 36 715 Removing and Installing/Replacing Both Solenoid Valves On Left Side (N63O1)

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IMPORTANT: Always Check That The Solenoid Valves Are Clean During Removal and Installation.
Possible Malfunctions If Valves Are Contaminated:

Irregular Operation
OBD Incorrect Entry
Poor Exhaust Gas Values
Low Engine Performance

IMPORTANT: Risk of Damage!
Do Not Clean Solenoid Valves with Compressed Air.

Solenoid Valves, Cylinders 5-8

Necessary Preliminary Tasks:

Read Out Fault Memory In DME Control Unit
Switch Off Ignition
Remove Left INTERCOOLER .

Unlock Plug Connections of Solenoid Valves (1 and 2) and Disconnect.

Installation Note:

Plug Connections Must Snap Audibly Into Place!

Fig 1: Identifying Solenoid Valve Connectors

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NOTE: Solenoid Valve (2) Controls The Exhaust Adjustment Unit.
Solenoid Valve (4) Controls The Inlet Adjustment Unit.

Release Screws (1 and 3).

Tightening torque 11 36 3AZ .

Pull Out Solenoid Valves (2 and 4).

Fig 2: Identifying Solenoid Valves and Screws

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Installation Note:

Replace O-Rings (1 and 2) On Solenoid Valve.

Installation Note:

To Install Solenoid Valves, Coat Both O-Rings with Engine Oil.

If The Solenoid Valve Is To Be Reused, The Filter Strainer (See Arrow In Illustration) Must Be Cleaned.

Fig 3: Identifying Solenoid Valve O-Rings

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NOTE: If A Filter Element Is Clogged with Dirt, The Filter Element (Filter Strainer) May Be Removed.

Release Filter Elements (1) At Contact Edges.

Fig 4: Identifying Filter Elements

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Bend Open Welding Spots On Filter Element (1) with A Screwdriver (2) In Direction of Arrow Until Welding Spots Are Opened.

Fig 5: Opening Welding Spots On Filter Element Using Screwdriver

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Avoid Damage To The Solenoid Valve Housing Such As Notches or Scratches (See Arrows In Illustration).

Installation Note:

Apply Engine Oil To O-Ring.

Fig 6: Identifying Solenoid Valve Housing

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Gently Insert Solenoid Valves As Far As Stop.

Ensure Correct Installation Position.

Insert Screws (1 and 3) and Tighten Down.

Tightening torque 11 36 3AZ .

Fig 7: Identifying Solenoid Valves and Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble Engine.

Clear Diagnostic Fault Entries From Fault Memory.

Check Function of DME Control Unit.