Engine Oiling: Notes

All 1.5L engines use a crankshaft-driven oil pump located in front cover. See Fig 1. Oil supply for rocker arms is delivered from oil filter through passage to rear of engine to rear camshaft journal.

1.8L engine uses a timing belt-driven oil pump mounted in front cover. See Fig 2. Oil is delivered to hydraulic lifters from oil passage at rear of engine.

Pressure relief valve is nonadjustable, and located in front cover (1.5L) or in oil filter bracket (1.8L). See OIL PUMP & FRONT COVER.

Fig 1: Engine Oiling System (Other 1.5L Engines Are Similar)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

Fig 2: Engine Oiling System (1.8L)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.