1998 ISUZU TROOPER Service Repair Manual

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Page 1761 of 3573

ISUZU TROOPER 1998 Service Repair Manual 6A – 28 ENGINE MECHANICAL
ENGINE ASSEMBLY
For General Export
For Europe
F06R200004
REMOVAL
1. Remove battery.
2. Drain engine coolant
3. Disconnect window washer hose and remove
engine hood.
4. Rad

Page 1762 of 3573

ISUZU TROOPER 1998 Service Repair Manual ENGINE MECHANICAL 6A – 29
13 Vacuum Hose
1) Disconnect vacuum hose from vacuum pump.
14. Starter Harness
1) Disconnect B terminal and put cable harness
close to chassis side.
2) Disconnect S termina

ENGINE MECHANICAL 6A – 29
13 Vacuum Hose
1) Disconnect vacuum hose from vacuum pump.
14. Starter Harness
1) Disconnect B terminal and put cable harness
close to chassis side.
2) Disconnect S terminal connector.
15. Engine Harness
1) Disconnect engine harness close to engine side.
16. Fuel Pipe
1) Remove fuel pipe from fuel pump and take care
not to spill fuel and let dust enter.
17. Engine Ground Cable
1) Disconnect ground cable from left rear side of
timing gear case.
18. Vacuum Hose: Vacuum Tank
Disconnect vacuum hose from vacuum pump side.
19. Glow Plug Harness
20. Transmission Assembly
1) Set transmission support tool under the
transmission.
2) Remove transmission rear mount.
3) Remove transmission fixing bolt from rear of
engine assembly except two bolts.
4) Carefully hang up engine assembly with a hoist.
5) Remove remaining two transmission fixing bolts.
6) Remove transmission assembly.
7) Remove heater hose.
8) Disconnect wire harness connector for shift on
the fly.
9) Remove vacuum hose.
21. Prepare Engine Stand
22. Engine Assembly
1) Remove engine mount fixing bolts.
2) Carefully hang up the engine assembly.
3) Take out the engine assembly making sure not
to damage the brake oil pipe and other pipe etc.
INSTALLATION
1. Engine assembly
1) Install engine in mounting position by using
hoist.
2. Transmission Assembly
1) Refer to transmission installation steps in
section 7.
3. Engine Mounting
1) After all fixing bolts (left: two bolts, rights: two
bolts) were inserted in every hole, tighten fixing
bolts to the specified torque.
Torque: 40 N·m (4 kg·m/29 lb·ft)
4. Glow Plug Harness
5. Vacuum Hose
1) Connect Vacuum Hose to Vacuum Pump
6. Engine Ground Cable
7. Fuel Pipe
1) Install fuel pipe to fuel pump.
8. Engine Harness
9. Starter Harness
10. A/C Compressor Assembly
1) Tighten temporarily the fixing bolts (upper and
front lower sides of compressor.)2) Tighten fixing bolt (rear under side of
compressor) to the specified torque.
3) Tighten fixing bolts (front upper and lower sides
of compressor) to the specified torque.
Torque: 40 N·m (4 kg·m/29 lb·ft)
Legend
(1) Tensioner
(2) Bolt
(3) Bracket
(4) A/C compressor
(5) Bolt
11. A.C Generator Harness
12. Engine Ground Cable
1) Tighten ground cable to A/C compressor
bracket.
13. Air Cleaner cover & Duct
14. Intercooler Assembly
1) Refer to “Intercooler” in this manual.
15. Radiator Assembly
1) Install rubber cushion in under left and right part
of radiator and position radiator.
2) Fix radiator with bracket.
16. Cooling Fan Assembly
1) Install cooling fan assembly and tighten fixing
bolts to the specified torque.
Torque: 8 N·m (0.8 kg·m/5.8 lb ft)
17. Fan Shroud
18. Radiator Hose
1) Connect upper and lower hose to engine side.
2) Pour coolant into radiator.
19. Install battery.
20. Connect window washer hose and install engine
hood.
1
2
3
4
5
'PS&VSPQF
F06R200005

Page 1763 of 3573

ISUZU TROOPER 1998 Service Repair Manual 6A – 30 ENGINE MECHANICAL
ENGINE MOUNT (RH)
REMOVAL
1. Disconnect battery ground cable
2. Hang the engine assembly.
3. Rubber engine mount.
1) Remove bolts from chassis frame bracket.
2) Remove nuts

Page 1764 of 3573

ISUZU TROOPER 1998 Service Repair Manual ENGINE MECHANICAL 6A – 31
ENGINE MOUNT (LH)
REMOVAL
1. Disconnect battery ground cable
2. Hang the engine assembly.
3. Rubber engine mount.
1) Remove bolts from chassis frame bracket.
2) Remove nuts

Page 1765 of 3573

ISUZU TROOPER 1998 Service Repair Manual 6A – 32 ENGINE MECHANICAL
INTERCOOLER
REMOVAL
1. Disconnect the battery ground cable.
2. Remove air cleaner cover and air duct.
3. Remove intercooler cover.
4. Remove intercooler assembly.
1) Remove

Page 1766 of 3573

ISUZU TROOPER 1998 Service Repair Manual ENGINE MECHANICAL 6A – 33
CYLINDER HEAD COVER
REMOVAL
1. Disconnect battery ground cable.
2. Remove clip, remove air cleaner cover and air duct.
3. Remove intercooler assembly.
Refer to “Intercool

Page 1767 of 3573

ISUZU TROOPER 1998 Service Repair Manual 6A – 34 ENGINE MECHANICAL
NOTE: Do not scratch the oil seal on the cylinder head
during installation of the high pressure oil pipe.
4. Install the noise insulator and its cover on the
cylinder head

Page 1768 of 3573

ISUZU TROOPER 1998 Service Repair Manual ENGINE MECHANICAL 6A – 35
INTAKE MANIFOLD
REMOVAL
1. Drain engine coolant and disconnect water hose
from thermostat hosing.
2. Remove intercooler assembly
Refer to “Intercooler” in this manual.

ENGINE MECHANICAL 6A – 35
INTAKE MANIFOLD
REMOVAL
1. Drain engine coolant and disconnect water hose
from thermostat hosing.
2. Remove intercooler assembly
Refer to “Intercooler” in this manual.
3. Remove bracket bolt of oil level gauge guide tube.
4. Remove PCV Hose.
5. Remove hoses from EGR, EGR vacuum sensor
and inlet/outlet of heater.
6. Disconnect harness connector form MAP sensor,
EGR vacuum sensor, ETC sensor, water
temperature unit, IAT sensor and EVRV.
7. Remove high pressure oil pipe.
8. Remove the two way valve.
9. Remove fuel pipe from between intake manifold
and high pressure oil pump.
10. Remove fixing bolts and nuts on the intake
manifold, then remove the intake manifold
assembly.
INSTALLATION
1. Install the intake manifold, tighten bolts and nuts to
the specified torque.
Torque : 20 N·m (2.0 kg·m/14.5 lb ft) for bolt and nut
2. Install the fuel pipe and tighten to the specified
torque.Torque :
M16 bolt (apply engine oil) 4 N·m (0.4 kg·m/2.9
lb ft)
Cap nut (M10) 13N·m (1.3 kg·m/9.4 lb ft)
Fuel pipe (M10 apply engine oil) 14 N·m (1.4
kg·m/10 lb ft)
3. Install two way valve.
Torque : 20 N·m (2.0 kg·m/14.5 lb ft)
4. Fill with about 300 cc of engine oil from the high
pressure oil pipe installation port of the oil rail using
an oil filler. If assembled without filling the oil rail
with oil, the time for starting the engine will be
longer.
5. Install the high pressure oil pipe immediately and
tighten the sleeve nut to the specified torque.
Torque : 80 N·m (8 kg·m/57.9 lb ft)
6. Reconnect harness connector to MAP sensor, EGR
vacuum sensor, ETC sensor, Water temperature
unit, IAT sensor and EVRV.
7. Connect the hoses to EGR valve, EGR vacuum
sensor, and water inlet/outlet pipe for heater.
8. Connect PCV hose.
9. Install the oil level gauge guide tube and tighten
bracket bolt.
10. Install the intercooler assembly.
Refer to “Intercooler” in this manual.
11. Connect the hose to the thermostat housing and fill
with engine coolant.
For Europe
2
1
3
3 1 42
025R200005
Legend
(1) Intake Manifold
(2) Throttle Valve Assembly
(3) EGR Valve
(4) Gasket

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