Isuzu Rodeo UE. Manual - part 458

7A–48

AUTOMATIC TRANSMISSION (4L30–E)

Powertrain Control Module (PCM)

Removal

1. Disconnect battery ground cable.
2. Remove transfer control lever knob, lower cluster

assembly, center console and front console.

3. Disconnect PCM wiring harness connectors from

PCM.

4. Remove four PCM retaining screws. 
5. Remove two brackets from PCM.

828RW003

Installation

1. Install two brackets to PCM.
2. Install four PCM retaining screws.
3. Connect PCM wiring harness connectors to PCM.
4. Install center console, rear console, lower cluster

assembly and transfer control lever knob.

5. Connect battery ground cable.

7A–49

AUTOMATIC TRANSMISSION (4L30–E)

Speed Sensor (Extension Housing)

Removal

1. Disconnect battery ground cable.
2. Raise the vehicle and support it on jack stands.
3. Disconnect speed sensor harness connector from

speed sensor.

4. Remove one 10 mm screw and speed sensor with

O-ring.

Installation

1. Inspect the speed sensor O-ring, and replace it if

necessary.

2. Install speed sensor assembly and 10 mm screw.

Torque: 9 N

•

m (78 lb in)

3. Connect speed sensor harness connector to speed

sensor.

4. Connect battery ground cable.

Transmission Oil Temperature Sensor (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 and drain the fluid
carefully.

5. Disconnect wiring harness from force motor solenoid,

converter clutch solenoid, and 5 pin connector of
adapter case. Pull only on connectors, not on wiring
harness.

6. Disconnect ground wire from converter clutch

solenoid wiring harness connector.

7. Remove wiring harness assembly (transmission oil

temperature sensor).

243RW002

Installation

1. Connect ground wire to converter clutch solenoid

wiring harness connector of the wiring harness
assembly.

2. Install wiring harness assembly to converter clutch

solenoid, force motor, and 5 pin connector of adapter
case.

3. Install oil pan gasket, oil pan and twelve 10 mm fixing

screws. Tighten the screws to the specified torque.

Torque: 11 N

•

m (96 lb ft)

4. Fill transmission through the overfill screw hole of oil

pan, using ATF DEXRON



–III.

Refer to Changing Transmission Fluid in this section.

5. Connect battery ground cable.

7A–50

AUTOMATIC TRANSMISSION (4L30–E)

Front Oil Seal (Converter Housing)

Removal

1. Remove transmission assembly from the vehicle

,refer to Transmission in this section.

2. Remove torque converter from converter housing.
3. Remove three screws and oil seal ring from converter

housing.

241RW008

Installation

1. Apply clean ATF to the new oil seal ring lip.

f

Install oil seal ring to converter housing, tighten to
the specified torque.

Torque: 3 N

•

m (26 lb in)

2. Install torque converter to converter housing.
3. Install transmission assembly case to the vehicle,

refer to Transmission in this section.

Rear Oil Seal (Extension Housing)

Removal

1. Remove transfer case assembly from the vehicle.

Refer to Transfer Case in Drive Line/Axle section.

2. Remove rear oil seal from transmission extension

housing.

241RW005

Installation

1. Use J–36797 extension housing oil seal installer, and

install the rear oil seal to the transmission extension
housing.

2. Install the transfer case assembly to the vehicle.

Refer to Transfer Case in Drive Line/Axle section.

7A–51

AUTOMATIC TRANSMISSION (4L30–E)

Transmission (4L30–E)

Disassembly

NOTE: During the disassembly and reassembly, perform
the following:

f

Wash each part thoroughly, and blow air through each
oil passage and groove to eliminate blockage.

f

Seal rings, roll pins, and gaskets should be replaced.

f

When assembling the components, apply
DEXRON



–III Automatic Transmission Fluid (ATF)

to each seal, rotating part, and sliding part.

f

Do not dip part facings, such as clutch or brake drive
plates, in cleaner when washing it.
Also, always coat parts with new ATF two or three
times after cleaning with solvent.

1. Remove torque converter (1). 

f

Drain fluid from torque converter.

f

Attach J–8763–02 holding fixture to the
transmission and set it on J–3289–20 holding
fixture base.

NOTE: Do not overtighten the tool, as case damage may
result.

420RW021

2. Remove O-ring (2) from turbine shaft.
3. Remove two 10mm mode switch screws, selector

lever nut, cover, and mode switch (3).

4. Remove twelve 10mm adapter case oil pan (4) fixing

screws, adapter oil pan, and gasket.

5. Disconnect electrical wiring connections (5) from

solenoids and 5 pin connector of adapter case. Pull
on connectors only, not on wiring harness.

6. Remove seven 13mm adapter case valve body (6)

fixing screws, adapter case valve body assembly,
transfer plate, and two gaskets.

f

Remove wiring harness and 5 pin connector.

7. Remove sixteen 10mm main case oil pan (7) fixing

screws, main oil pan, magnet, and gasket.

8. Remove three 13mm oil filter (8) fixing screws and oil

filter.

9. Remove two 13mm manual detent (9) fixing screws,

roller and spring, and manual detent.

10. Disconnect wiring harness assembly (10) from band

apply solenoid, shift solenoids, and main case 4 pin
connector.
Pull on connectors only, not on wiring harness.

11. Remove four 13mm servo cover (11) fixing screws,

servo cover, and gasket.

12. Remove seven 13mm valve body screws and ground

wire from main case.

f

Remove wiring harness assembly (5) from the
adapter case side.

f

Remove main valve body assembly (12) with
manual valve link and transfer plate. Note the
position of the link (long end into valve, short end
into range selector lever).

f

Remove 4 pin connector.

f

Remove gasket transfer plate from main case.

13. Remove two check balls (13) from main case.