XC90 2.5T AWD L5-2.5L Turbo VIN 59 B5254T2 (2003)
the two screws (1) securing the inner timing cover to the cylinder block
the lower belt guard at the oil pump housing.
Press the inner timing cover off the flange around the coolant pump. Start at the lower edge of the pump.
Hold the cover out of the way. Remove the piston cooling valve (2) and the seal washer.