Rear camshaft seal

Fig 1: Identifying Engine Compartment Components

Courtesy of VOLVO CARS OF NORTH AMERICA.

The following components must be removed when replacing the rear camshaft seal: 

• the inlet hose between the air cleaner (ACL) and throttle body (TB)
• the crankcase ventilation hose from the inlet hose
• place the air cleaner (ACL) cover to one side
• the cover over the ignition coils
• the upper torque rod bracket
• the camshaft position sensor (CMP) housing and trigger wheel.