Isuzu Trooper (1998-2002 year). Service manual — part 662
7A–32
AUTOMATIC TRANSMISSION (4L30–E)
h. Reinstall the selector lever.
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Procedure 2
a. Place selector lever in neutral.
b. Disconnect transmission harness connector from
mode switch connector.
c. Remove mode switch connector with bracket from
the transmission case.
d. Connect multimeter (resistance mode) to
terminals 1(E) and 4(H) on mode switch connector.
e. Loosen two mounting screws.
f. Rotate mode switch slightly in both directions to
determine the range (approx. 5 degrees) of
electrical contact.
g. Position mode switch in middle of contact range.
h. Tighten two mounting screws.
i. Remove multimeter and install mode switch
harness connector with bracket to the
transmission case.
j. Connect transmission harness connector to mode
switch connector.
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7A–33
AUTOMATIC TRANSMISSION (4L30–E)
Transmission (With Transfer Case)
Transmission And Associated Parts
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Legend
(1) Transfer Control Lever Knob
(2) Front Console
(3) Selector Lever Assembly
(4) Transfer Control Lever
(5) Transfer and Exhaust Protector
(6) Rear Propeller Shaft
(7) Front Propeller Shaft
(8) Harness Protector
(9) Rear Mount Nut
(10) Third Crossmember
(11) Exhaust Pipe
(12) Transmission Oil Cooler Pipe
(13) Starter
(14) Transmission Harness Connector
(15) Under Cover
(16) Torque Converter Bolt
(17) Engine Transmission Bolt
(18) Transmission Assembly
Removal
NOTE: Before remove transmission and transfer
assembly from vehicle, change the tansfer mode to 2WD
using push button on dash panel.
1. Remove engine hood.
2. Disconnect battery ground cable.
3. Remove transfer control lever knob (1) and
disconnect wiring harness connectors, then remove
front console (2).
7A–34
AUTOMATIC TRANSMISSION (4L30–E)
4. Disconnect shift lock cable from the selector lever
assembly side.
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5. Disconnect wiring harness connectors.
6. Disconnect shift control rod from the selector lever
assembly side.
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7. Remove selector lever assembly (3).
8. Remove transfer control lever (4).
9. Remove transfer and exhaust protector (5).
10. Remove rear propeller shaft (6).
11. Remove front propeller shaft (7).
12. Remove harness protector (8).
13. Support transfer case with a jack and remove two rear
mount nuts (9) from the 3rd crossmember side.
14. Remove eight third crossmember bolts and third
crossmember (10).
15. Disconnect one oxygen sensor connector from the
transmission harness.
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16. Remove exhaust pipe (11).
17. Disconnect transmission oil cooler pipe (12) from A/T
side.
18. Remove oil pipe clamp from torque converter
housing bracket.
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19. Loosen oil pipe clamp bolt at the engine mount side.
20. Remove starter (13).
21. Disconnect fuel pipe clamp bracket from
transmission side.
22. Disconnect transmission harness connectors (14)
from transmission, and transfer.
23. Remove under covers (3 pieces) (15) from
transmission case.
24. Lower the front of the transmission a little, then
remove flex plate torque converter fixing bolts (6
pieces) (16) by turning crankshaft.
25. Support the transmission with a transmission jack,
and hoist engine with a chain block.
26. Remove engine transmission fixing bolts (17).
7A–35
AUTOMATIC TRANSMISSION (4L30–E)
27. Remove transmission assembly (18).
Installation
1. Slowly raise transmission jack until front of the
transmission is aligned with rear of the engine, then
install transmission assembly.
2. Tighten engine transmission bolts to the specified
torque.
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3. Support transfer case with a jack, and remove the
transmission jack.
4. Install flex plate torque converter bolts (6 pieces) by
turning crankshaft.
Torque: 54 N
•
m (5.5 kg·m/40 lb ft)
NOTE: Do not reuse the flex plate torque converter bolt.
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