Checking valve clearance: Preparation

Fig 1: Identifying Engine Compartment

Courtesy of VOLVO CARS OF NORTH AMERICA.

Remove, (turbocharged engines) 

• the charge air pipe above the engine and holder at the rear of the engine
• the cover over the intake camshaft
• clamp the injectors cable harness.

Remove (common) 

• the upper timing cover
• the cover over the ignition coils.

Remove (naturally aspirated engine) 

• the inlet hose between the air cleaner (ACL) and throttle body (TB)
• the crankcase ventilation hose from the inlet hose. Place the inlet hose to one side
• the camshaft position (CMP) sensor housing. Place to one side
• the trigger wheel.

Fig 2: Identifying Camshaft Covers

Courtesy of VOLVO CARS OF NORTH AMERICA.

Remove (common) 

• the ignition coils without  removing the connectors.

• the two ground connections
• the connector for the variable valve timing solenoid
• the right front wheel
• the plastic nuts holding the cover for the fender liner.