S80 L6-2.9L VIN 92 B6294S2 (2004)
Undo the center screw and continue turning clockwise until the timing gear pulley marking aligns with the marking on the upper timing cover.
Tighten the center screw in the variable valve timing unit.
Tighten, see: Tightening torque See: Engine, Cooling and Exhaust/Engine/Specifications/Mechanical Specifications/Tightening Torque.
Tensioning the camshaft belt