Tightening the VANOS central valve

NOTE: TECHNICAL INFORMATION
Assemble the tools for releasing and tightening of the VANOS central valves according to their accessibility.

Have the special tool 2 469 138 ready.

Courtesy of BMW OF NORTH AMERICA, INC.

Have all the special tools and commercially available tools ready.

Number	Description
1	Standard torque wrench
2	Wrench socket set 2 450 487
3	Reversible ratchet 0 496 855
4	Commercially available reduction
5	adapter 2 469 138

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble all the special tools and commercially available tools as shown.

Courtesy of BMW OF NORTH AMERICA, INC.
Use the reversible ratchet (2) from the special tool 0 496 855 with the special tool 2 450 487 to tighten the VANOS central valve (1) .

Courtesy of BMW OF NORTH AMERICA, INC.
Use special tool 0 496 855 to tighten the VANOS central valve (1) .

Courtesy of BMW OF NORTH AMERICA, INC.
Tighten the VANOS central valve of the intake adjuster (1) with special tool 0 496 855 or 2 450 487 .

Courtesy of BMW OF NORTH AMERICA, INC.

TIGHTENING TORQUE SPECIFICATIONS

VANOS central valve to camshaft
M12x1	1. Tightening torque	30 Nm
	2. Tightening torque	50 Nm
	3. Angle of rotation	65°
M21 VANOS central valve on the thread and on the contact surface must be coated with engine oil.	1. Tightening torque	50 Nm
	2. Tightening torque	115 Nm
M22 VANOS central valve on the thread and on the contact surface must be coated with engine oil.	1. Tightening torque	50 Nm
	2. Tightening torque	140 Nm

Tighten VANOS central valve of the exhaust camshaft adjuster (1) with the special tool 0 496 855 .

Courtesy of BMW OF NORTH AMERICA, INC.

TIGHTENING TORQUE SPECIFICATIONS

VANOS central valve to camshaft
M12x1	1. Tightening torque	30 Nm
	2. Tightening torque	50 Nm
	3. Angle of rotation	65°
M21 VANOS central valve on the thread and on the contact surface must be coated with engine oil.	1. Tightening torque	50 Nm
	2. Tightening torque	115 Nm
M22 VANOS central valve on the thread and on the contact surface must be coated with engine oil.	1. Tightening torque	50 Nm
	2. Tightening torque	140 Nm

Follow-up work

Refer to CHECKING CAMSHAFT TIMING (MANUAL TRANSMISSION) .
Refer to DISASSEMBLING ALL SPECIAL TOOLS .
Refer to INSTALLING CYLINDER HEAD COVER .
Refer to INSTALLING BOTH ACTUATORS .
Refer to PREPARING THE INJECTORS FOR INSTALLATION .
Refer to INSTALLING THE INJECTORS FOR THE CYLINDERS 1 TO 3 .
Refer to INSTALLING THE INJECTORS FOR THE CYLINDERS 4 TO 6 .
Refer to PREPARING FOR THE INSTALLATION OF THE HIGH PRESSURE PUMP .
Refer to INSTALLING HIGH PRESSURE PUMP .
Refer to INSTALLING FUEL DELIVERY LINE .
Refer to INSTALLING THE HIGH-PRESSURE LINE BETWEEN THE HIGH-PRESSURE RAIL AND THE HIGH-PRESSURE PUMP .
Refer to INSTALLING ALL SPARK PLUGS .
Refer to INSTALLING THE IGNITION COILS .
Refer to INSTALLING FRONT ENGINE ENCAPSULATION .
Refer to INSTALLING FAN COWL .
Refer to INSTALLING CLEAN AIR PIPE .
Refer to INSTALLING INTAKE SILENCER HOUSING .
Refer to INSTALLING ACOUSTIC COVER AT REAR .
Refer to INSTALLING THE TENSION STRUT ON THE STRUT TOWER .
Refer to INSTALLING SOUND INSULATION AT THE CENTER OF THE FIREWALL UPPER PART .
Refer to ATTACHING COWL PANEL COVER .
Refer to INSTALLING BOTH WIPER ARMS .
Refer to CHECKING THE ANGLE OF ATTACK OF THE WIPER ARMS ON THE LEFT AND RIGHT .
Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT ON THE LEFT .
Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT ON THE RIGHT .
Refer to CONNECTING ALL BATTERY GROUND LEADS .
Connecting the diagnostic system for possible integration level encoding and programming. Refer to ENCODING/PROGRAMING CONTROL UNIT(S) .
Refer to INSTALLING ACOUSTIC COVER .
Refer to INSTALLING THE SUPPORT FOR THE UNDERBODY PROTECTION .
Refer to INSTALLING UNDERBODY PROTECTION AT REAR .
Refer to INSTALLING THE FRONT UNDERBODY PROTECTION .
Refer to TAKING HOOD OUT OF THE SERVICE POSITION .
Refer to CHECKING ENGINE OIL LEVEL .