Tightening the VANOS central valve of the exhaust camshaft adjuster

• To tighten VANOS central valve (1), use reversible ratchet (2) from special tool 0 496 855  with special tool 2 450 487  .

  Courtesy of BMW OF NORTH AMERICA, INC.

• Tighten VANOS central valve (1) of the exhaust camshaft adjuster.

Courtesy of BMW OF NORTH AMERICA, INC.

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. Tightening torque  2. Tightening torque	50 Nm 115 Nm
M22	VANOS central valve on the thread and on the contact surface must be coated with engine oil. 1. Tightening torque  2. Tightening torque	50 Nm 140 Nm