Removing The Variable Valve Timing Unit / Timing Gear Pulley

Fig 1: Camshaft Adjustment Tool 999 5452 Installed

Courtesy of VOLVO CARS OF NORTH AMERICA.

Install adjustment tool 9995452 at the rear of the camshafts. Screw the adjustment tool sections together into one.

Remove: 

• the center plugs for the variable valve timing units (Tx55)
• the center screws for the variable valve timing units (Tx55). Pull or work off the variable valve timing units and timing gear pulleys.