Engine - Oil Leaks From the Front

Group: 17

Number: 94-03

Date: Aug. 1, 1994

Subject:
Engine Oil Leaks, Front

Model(s):
90S, 9OCS, 100, 100S, 100CS All m.y.

Condition

Oil leak from the front of the engine.

Service

Oil Pump Assemble:

- Check for loose bolts -1- and -2- on oil-pump

If loose

- Replace O-ring -3- and oil-pump gasket -4-.

Oil Pump Housing:

- Check for porous casting in area -A- of engine oil-pump housing

^ Leakage occurs only during cold-starts when engine oil pressure is above 5 bar

If casting is porous

- Replace the oil pump