Isuzu Trooper (1998-2002 year). Manual - part 686

7A–36

AUTOMATIC TRANSMISSION (4L30–E)

For TOD

141RW001

7A–37

AUTOMATIC TRANSMISSION (4L30–E)

For except TOD

141RW027

9. Install transmission oil cooler pipe to transmission.

Torque: 44 N

•

m (4.5 kg·m/33 Ib ft)

10. Install oil pipe clamp to torque converter housing

bracket.

11. Tighten oil pipe clamp bolt at engine mount side.

12. Install right catalytic converter, tighten to the specified

torque.

Torque: 67 N

•

m (6.8 kg·m/49 Ib ft)

13. Install left catalytic converter assembly, and tighten

the bolts to the specified torque.

Exh. pipe to exh. manifold  67 N

•

m

(6.8 kg·m/49 Ib ft)

Exh. pipe flange bolt  43 N

•

m (4.4 kg·m/32 Ib ft)

14. Install left seat belt tension rod.

Torque: 39 N

•

m (4.0 kg·m/29 Ib ft)

15. Connect two left side oxygen sensor connectors to

the transmission harness.

16. Install front exhaust silencer mounting nuts.
17. Install third crossmember, and tighten the bolts to the

specified torque.

Torque: 76 N

•

m (7.8 kg·m/56 Ib ft)

18. Install rear mount nuts, and tighten the bolts to the

specified torque.

Torque: 50 N

•

m (5.1 kg·m/37 Ib ft)

19. Remove the jack from the transfer case.

7A–38

AUTOMATIC TRANSMISSION (4L30–E)

20. Install harness protector.

815RW002

21. Install the front propeller shaft, and tighten the bolts to

the specified torque.

Torque: 63 N

•

m (6.4 kg·m/46 Ib ft)

Front differential side bolt (W/TOD)

Torque: 43 N

•

m (4.4 kg·m/32 Ib ft)

22. Install the rear propeller shaft, and tighten the bolts to

the specified torque.

Torque: 63 N

•

m (6.4 kg·m/46 Ib ft)

23. Connect the shift control rod to selector lever

assembly.

24. Install the transfer protectors, and tighten the bolts to

the specified torque.

Torque: 37 N

•

m (3.8 kg·m/27 Ib ft)

25. Install the transfer control lever. 
26. Install the selector lever assembly.
27. Connect the wiring harness connectors to front

console.

28. Install the front console. 
29. Install the transfer control lever knob.
30. Connect the  battery ground cable.
31. Install the engine hood.

7A–39

AUTOMATIC TRANSMISSION (4L30–E)

Solenoid (Main Case Valve Body)

Removal

1. Raise the vehicle and support it on jack stands.
2. Disconnect  battery ground cable.
3. Remove transfer protector.
4. Drain fluid.
5. Support transfer case with a jack and remove third

crossmember.

6. Remove sixteen 10 mm screws, main case oil pan,

magnet, and gasket.

7. Remove three 13 mm screws, oil filter.
8. Disconnect wiring harness from band control

solenoid and shift solenoids. Pull only on connectors,
not on wiring harness.

9. Remove spring pin for shift solenoid A, shift solenoid

B, and band control solenoid respectively, using
suitable pliers taking care not to damage solenoids.

210RW010

244RW003

10. Remove shift solenoid A, shift solenoid B, band

control solenoid, and gaskets from main case valve
body. Do not pull on wiring harness. Remove
solenoids by grasping the metal tip.

Installation

1. Install shift solenoid A, shift solenoid B, band control

solenoid with new gaskets to main case valve body
respectively.

2. Carefully install spring pin with hammer to avoid

damage to valve body, etc.

243RW004

3. Connect wiring harness to solenoids.
4. Install oil filter with a new gasket and the three 13 mm

screws. Tighten the screws to the specified torque.

Torque: 20 N

•

m (2.0 kg·m/15 Ib ft)

5. Install magnet, main case oil pan with new gasket,

sixteen 10 mm screws. Tighten  the screws to the
specified torque.

Torque: 11 N

•

m (1.1 kg·m/96 Ib in)

6. Install third crossmember and rear mount nuts.

Tighten the nuts and bolts to the specified torque.

Third crossmember bolt:  76 N

•

m

(7.8 kg·m/56 Ib ft)

Rear mount nut:  50 N

•

m (5.1 kg·m/37 Ib ft)

7. Install the transfer protector. Tighten the bolts to the

specified torque.

Torque: 37 N

•

m (3.8 kg·m/27 Ib ft)

8. Fill transmission through the overfill screw hole of oil

pan, using ATF DEXRON



–III. Refer to Changing

Transmission Fluid in this section.

9. Connect the battery ground cable.