1998 ISUZU TROOPER Service Repair Manual

Page 1633 of 3573

ISUZU TROOPER 1998  Service Repair Manual 4JG2-NA/4JG2-TURBO ENGINE 6A2 Ð 31
CRANKCASE
REMOVAL
Preparation
·Disconnect battery ground cable.
·Lift up car.
·Drain engine oil.
NOTE
·Install drain plug with new gasket.
1. Transmission Housi

Page 1634 of 3573

ISUZU TROOPER 1998  Service Repair Manual 6A2 Ð 32 4JG2-NA/4JG2-TURBO ENGINE
5. Vacuum Hose
6. Crankcase
·Remove crankcase fixing bolts two fixing bolts for
rear oil seal arch parts on crankcase could be
removed extention universal joint bo

Page 1635 of 3573

ISUZU TROOPER 1998  Service Repair Manual 4JG2-NA/4JG2-TURBO ENGINE 6A2 Ð 33
OIL FILTER CARTRIDGE
REMOVAL
·Place a receptacle beneath the oil filter to contain the
drained oil.
·Remove the oil filter cartridge using filter wrench.
Filter w

Page 1636 of 3573

ISUZU TROOPER 1998  Service Repair Manual 6A2 Ð 34 4JG2-NA/4JG2-TURBO ENGINE
OIL COOLER
REMOVAL
Preparation
·Disconnect battery ground cable
·Drain coolant
1. Air Cleaner Cover & Air Duct
2. Intercooler Assembly (4JG2-T Only)
·Refer to in

Page 1637 of 3573

ISUZU TROOPER 1998  Service Repair Manual 4JG2-NA/4JG2-TURBO ENGINE 6A2Ð 35
INSTALLATION
6. Oil Cooler
·Tighten oil cooler fixing bolt to the specified
torque and connect water hose.
5. Exh. Adapter (4JG2-T Only)
·Install exhaust duct with

Page 1638 of 3573

ISUZU TROOPER 1998  Service Repair Manual 6A2 Ð 36 4JG2-NA/4JG2-TURBO ENGINE
OIL PUMP ASSEMBLY
REMOVAL
Preparation
·Disconnect battery ground cable.
·Lift up car.
·Drain engine oil.
NOTE
·Install drain plug with new washer.
1. Crankcase

Page 1639 of 3573

ISUZU TROOPER 1998  Service Repair Manual 4JG2-NA/4JG2-TURBO ENGINE 6A2 Ð 37
PISTON, PISTON RING AND CONNECTING ROD
REMOVAL
1. Cylinder Head
·Refer to ÒCylinder HeadÓ removal in this sec-
tion.
2. Crankcase
·Refer to ÒCrankcaseÓ in thi

Page 1640 of 3573

ISUZU TROOPER 1998  Service Repair Manual 6A2 Ð 38 4JG2-NA/4JG2-TURBO ENGINE
·After tightening the nuts, make sure that the
crankshaft rotates smoothly.
2. Crankcase
·Refer to ÒCrankcaseÓ in this section.
1. Cylinder Head
·Refer to ÒCy