Tightening the VANOS central valve of the intake adjuster

Have the special tool 0 496 855 ready.

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Have the special tool 2 450 487 ready.

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Have the special tool 2 469 138 ready.

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Keep a standard torque wrench (1) ready.

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Lay out all special tools and standard tools.

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NOTE: The figure shows the rear of the engine.

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TIGHTENING TORQUE SPECIFICATIONS

VANOS central valve to camshaft
M21 VANOS central valve on the thread and on the contact surface must be coated with engine oil.	1. Joining torque	50 Nm
	2. tightening torque	140 Nm
M22 VANOS central valve on the thread and on the contact surface must be coated with engine oil.	1. Joining torque	50 Nm
	2. tightening torque	140 Nm

Follow-up work