2002 ISUZU AXIOM transmission

7A±44
AUTOMATIC TRANSMISSION (4L30±E)
4. Install under covers to the transmission and engine.
5. Install starter.
Torque: 40 Nwm (30 lb ft)
6. Install select cable by connecting inner cable to select
lever and installing outer cable with bracket.
256RW025
7. Connect transmission oil cooler pipes to A/T.
Torque: 44 Nwm (33 lb ft)
8. Install oil cooler pipe clamp and bracket to the
converter housing.
(4y4)
253RY001
9. Tighten oil cooler pipe clamp bolt at the engine mount
side.10. Install third crossmember.
Torque: 116 Nwm (85 lb ft)
11. Install rear mount nuts.
Torque: 50 Nwm (37 lb ft)
(4y4)
F07RW008
(4y2)
F07R100005

7A±45 AUTOMATIC TRANSMISSION (4L30±E)
12. Install harness heat protector.
Torque: 6 Nwm (52 lb in)
815RW002
13. Connect transmission harness connector and clip.
Connector : Adapter case, mode switch, main case,
magnetic sensor, transfer connectors (4y4) and car
speed sensor.
14. Connect fuel pipe bracket to transmission side.
NOTE: See ªNOTEº of removal steps.
141R200003
(4y4)
240R200010
(4y2)
141R200002

7A±46
AUTOMATIC TRANSMISSION (4L30±E)
15. Install fuel pipe heat protector and clip.
16. Connector fuel pipe bracket to third crossmember.
141RW004
17. Install center exhaust pipe (4y4).
Torque: 43 Nwm (32 lb ft)
18. Install front propeller shaft (4y4) and rear propeller
shaft.
Torque: 63 Nwm (46 lb ft)
19. Install transfer protector (4y4) and fairing plate.
Torque (transfer protector bolt): 37 Nwm (27 lb ft)
150R200001

7A±47 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 (4y4).
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 Nwm (15 lb ft)
5. Install magnet, main case oil pan with new gasket,
sixteen 10 mm screws. Tighten the screws to the
specified torque.
Torque: 11 Nwm (96 lb in)
6. Install third crossmember and rear mount nuts.
Tighten the nuts and bolts to the specified torque.
Third crossmember bolt: 116 Nwm (85 lb ft)
Rear mount nut: 50 Nwm (37 lb ft)
7. Install the transfer protector. Tighten the bolts to the
specified torque (4y4).
Torque: 37 Nwm (27 lb 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.

7A±48
AUTOMATIC TRANSMISSION (4L30±E)
Solenoid (Adapter Case Valve Body)
Removal
1. Raise the vehicle and support it on jack stands.
2. Disconnect battery ground cable.
3. Drain fluid.
4. Remove adapter case oil pan twelve fixing 10 mm
screws, adapter case oil pan, and gasket.
NOTE: Oil pan still contains transmission fluid. Place a
large drain container under the oil pan and drain the fluid
carefully.
5. Disconnect wiring harness from force motor solenoid
and converter clutch PWM solenoid. Pull only on
connectors, not on wiring harness.
6. Remove 11 mm bolt, bracket and converter clutch
PWM solenoid with two O±rings.
210RY001
7. Remove 11 mm bolt, retainer, and force motor
solenoid.
210R100002
Installation
1. Install force motor solenoid, retainer, and 11 mm bolt
to adapter case valve body. Tighten the bolt to the
specified torque.
Torque: 10 Nwm (87 lb in)
2. Install converter clutch PWM solenoid with two O±
rings, bracket, and 11 mm bolt to adapter case valve
body. Tighten the bolt to the specified torque.
Torque : 10 Nwm (87 lb in)
3. Connect wiring harness assembly to solenoids.
4. Install adapter case oil pan, new gasket, and twelve
10 mm screws. Tighten the screws to the specified
torque.
Torque : 11 Nwm (96 lb in)
5. Fill transmission through overfill screw hole oil pan,
using ATF DEXRON)±III. Refer to
Changing
Transmission Fluid in this section.
6. Connect battery ground cable.

7A±49 AUTOMATIC TRANSMISSION (4L30±E)
Valve Body Assembly (Main Case)
Removal
1. Raise the vehicle and support it on jack stands.
2. Disconnect battery ground cable.
3. Remove transfer protector (4y4).
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 oil filter fixing screws, then
remove oil filter.
8. Remove two 13 mm manual detent fixing screws,
then remove roller and spring assembly.
9. Disconnect wiring harness from band control
solenoid and shift solenoids. Pull only on connectors,
not on wiring harness.
10. Remove four 13 mm servo cover fixing screws, then
remove servo cover and gasket.
11. Remove seven 13 mm valve body fixing screws.
12. Remove main case valve body with manual valve link
and transfer plate. Note the position of the link (long
end into valve, short end into range selector lever).
13. Remove transfer plate gasket from main case.
14. Remove two check balls from main case.
Installation
1. Install two check balls to main case.
244RW002
2. Inspect electrical 7 way connector and seal of main
case. Replace if necessary.
3. Use two J±25025±B guide pin to install main case.

Install valve body assembly and manual valve link.
NOTE: Valve must be extended as the short end of
manual valve link is connected to the range selector lever.
Long end of link goes into valve.4. Install seven 13 mm screws, and tighten them to the
specified torque.
Torque: 20 Nwm (15 lb ft)
243RS008
5. Remove two guide pins from main case.
6. Install servo cover gasket, cover, and four 13 mm
screws. Tighten the screws to the specified torque.
Torque: 25 Nwm (18 lb ft)
7. Connect wiring harness to band control and shift
solenoids.
8. Install roller and spring assembly to manual detent.

Install two 13 mm screws, and tighten them to the
specified torque.
Torque: 20 Nwm (15 lb ft)
9. Install oil filter and three 13 mm screws. Tighten the
screws to the specified torque.
Torque : 20 Nwm (15 lb ft)
10. Install oil pan gasket, magnet, oil pan and sixteen 10
mm screws. Tighten the screws to the specified
torque.
Torque: 11 Nwm (96 lb in)
11. Install third crossmember and rear mount. Tighten the
bolts and nuts to the specified torque.
Torque
Third crossmember bolt: 116 Nwm (85 lb ft)
Rear mount nut: 50 Nwm (37 lb ft)
12. Install transfer protector. Tighten the bolts to the
specified torque (4y4).
Torque: 37 Nwm (27 lb ft)
13. Fill transmission through overfill screw hole of oil pan,
using ATF DEXRON)±III. Refer to
Changing
Transmission Fluid in this section.
14. Connect battery ground cable.

7A±50
AUTOMATIC TRANSMISSION (4L30±E)
Valve Body Assembly (Adapter Case)
Removal
1. Raise the vehicle and support it on jack stands.
2. Disconnect battery ground cable.
3. Drain fluid.
4. Remove twelve 10 mm adapter case oil pan fixing
screws, adapter case oil pan, and gasket.
NOTE: Oil pan still contains transmission fluid. Place a
large drain container under the oil pan.
Drain the fluid carefully.
5. Disconnect wiring harness from force motor solenoid
and converter clutch solenoid. Pull only on
connectors, not on wiring harness.
6. Remove seven 13 mm screws from adapter case
valve body assembly, then remove transfer plate, two
gaskets, and adapter case valve body.
Installation
1. Inspect electrical 4 way connector and seal of adapter
case. Replace if necessary.
2. Install gasket, transfer plate, and gasket.
3. Install adapter case valve body and seven 13 mm
screws. Tighten the screws to the specified torque.
Torque: 20 Nwm (15 lb ft)
4. Connect wiring harness assembly to converter clutch
solenoid and force motor.
5. Install oil pan gasket, oil pan, and twelve 10 mm
screws. Tighten the screws to the specified torque.
Torque: 11 Nwm (96 lb in)
6. Fill transmission through the overfill screw hole of oil
pan, using ATF DEXRON)±III. Refer to
Changing
Transmission Fluid in this section.
7. Connect battery ground cable.
Powertrain Control Module (PCM)
Removal
1. Disconnect battery ground cable.
2. Disconnect PCM wiring harness connectors from
PCM.
3. Remove PCM from bracket.
825R100018
Installation
1. Install PCM to bracket.
2. Connect PCM wiring harness connectors to PCM.
3. Connect battery ground cable.

7A±51 AUTOMATIC TRANSMISSION (4L30±E)
Speed Sensor (Extension Assembly)
Removal
1. Raise the vehicle and support on jack stands.
2. Disconnect battery ground cable.
3. Disconnect speed sensor harness connector from
speed sensor.
4. Remove one 10 mm screw and speed sensor with
O±ring.
Sensor Location (4y4)
241R200002
Sensor Location (4y2)
241R200001
Installation
1. Inspect the speed sensor O±ring, and replace it if
necessary.
2. Install speed sensor assembly and 10 mm screw.
Torque: 9 Nwm (78 lb in)
3. Connect speed sensor harness connector to speed
sensor.
4. Connect battery ground cable.