Removing the variable valve timing unit / timing gear pulley

Fig 1: Identifying Camshaft Adjustment Special 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 plug from the front edge of the variable valve timing unit (Tx55).

Remove the center screw from the variable valve timing unit (Tx55). Carefully pull out the variable valve timing unit with the timing gear pulley.

The following applies to timing gear pulleys without variable valve timing:

Remove the screws. Remove the timing gear pulley.