Inspection; Oil Pump - Mitsubishi 4g63 Service Manual

>>M<< OIL FILTER INSTALLATION
1. Clean the installation surface of the filter bracket.
2. Apply engine oil to the o-ring of the oil filter.
3. Install the oil filter to the bracket and tighten it to
the specified torque.
Tightening torque: 14 ± 2 N⋅m
4. If no torque wrench can be used for tightening,
use the following procedure:
(1) Screw in the oil filter until its o-ring contacts
the oil filter bracket.
(2) Tighten the oil filter 3/4 turn.
>>N<< DRAIN PLUG GASKET
INSTALLATION
Drain plug
Gasket
ENGINE OVERHAUL <4G63-Turbo>
OIL PAN AND OIL PUMP
AK301069AD
Oil pan
Oil pan
side
AK300601AB
CAUTION
Installing the gasket with the wrong side facing
the oil pan will result in oil leakage.
Replace the drain plug gasket with a new one. Install
it with the side indicated in the drawing toward the oil
pan.

INSPECTION

COUNTERBALANCE SHAFTS
1. Check that the oil holes are not blocked.
Clean if necessary.
2. Check the journals for seizure, damage and
defective contact with bearings.
If any of these faults is found, replace the
counterbalance shaft, bearings and/or oil pump
case assembly.

OIL PUMP

1. Install the drive and driven gears in the oil pump
case.
2. Measure the gear side clearance using a straight
edge and thickness gauge.
Standard values:
Drive gear 0.08 − 0.14 mm
Driven gear 0.06 − 0.12 mm
11D-53
M1113008200386
AK202835AB
AK202831