The oil pump must be replaced in the following order. Prepare fixture «11.6.460» and remove the oil pan.
To prevent rotation of the crankshaft, install the tool «11.6.460» (pic. 6.93) on the vibration damper and fasten with bolts.
Remove bolt (3, see fig. 6.10) drive sprocket mountings (2) oil pump. Remove the sprocket from the pump shaft and remove it from the links