Removing The Variable Valve Timing (VVT) Control Valve

Fig 1: Plastic Hoses Between Turbocharger, Charge Air Cooler And Air Cleaner/Turbocharger

Courtesy of VOLVO CARS OF NORTH AMERICA.

Applies only to B6XX4T 

Remove the crankcase ventilation pipe from the intake manifold. Start with the cover.

Remove the plastic hoses between the turbocharger (TC) / charge air cooler and the air cleaner (ACL) / turbocharger (TC). Place them to one side and seal the openings.

Remove the clamp for the intake manifold at the turbocharger (TC) for cylinders 1, 2 and 3. Detach the upper section of the pipe by turning it towards the firewall.

Fig 2: Identifying Control Valve Connector

Courtesy of VOLVO CARS OF NORTH AMERICA.

Remove 

• the upper timing belt cover.

  Disconnect the control valve connector.

• the screws holding the valve
• the control valve and the gasket.