Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual - part 672

7A1 – 188 AUTOMATIC TRANSMISSION (4L30-E)

8. Spring

9. Retaining Ring

10. Feed Limit Valve

11. Plug Retainer

12. O-ring

13. Plug

14. Force Motor Screen Assembly

Use 5mm bolt to pull plug.

INSPECTION AND REPAIR

Inspect for the following and replace any damaged or
worn parts:

•

Damage or wear to each valve.

•

Damage in oil passeges.

•

Cracks or damage to valve body.

•

Valve operations.

•

Spring fatigue

REASSEMBLY

14. Force Motor Screen Assembly

13. Plug

12. O-ring

11. Plug Retainer

10. Feed Limit Valve

9. Retaining Ring

8. Spring

7. 3/4 Accumulator Control Valve

6. 3/4 Accumulator Valve

5. Plug

4. Retainer

3. Force Motor Solenoid

2. Retainer

1) Place solenoid terminals pointing towards mating

face.

2) Install retainer and bolt.

Retainer Bolt Torque

N·m (kg·cm / lb·in)

10 (100 / 87)

1. Converter Clutch Solenoid

1) Install converter clutch solenoid assembly with

two O-rings to valve body.

2) Install bolt.

Bolt Torque

N·m (kg·cm / lb·in)

10 (100 / 87)

AUTOMATIC TRANSMISSION (4L30-E)  7A1 – 189

6

7

8

5

4

3

1

2

THIRD CLUTCH AND SPRAG UNIT

DISASSEMBLY

1. Retaining Ring

1) Place the third clutch housing and intermediate

shaft assembly upright, using the overdrive
internal gear as a support.

2) Locate the end of the sprag retaining ring.

Compress near the end, using a screwdriver
through the side slot and slide one tool blade
between ring and housing to hold the ring clear of
the groove.

3) Repeat with a second tool blade near the other

end of the retaining ring.

4) Repeat with a third tool blade opposite the first

two.

5) Repeat with two further blades equally spaced

apart.

Third clutch retaining ring compressor: 5-8840-2258-0

(J-38450)

Disassembly Steps

1. Retaining ring
2. Input sun gear assembly
3. Retaining washer
4. Bearing
5. Thrust washer
6. Clutch plates
7. Third clutch drum

Reassembly Steps

To reassemble, follow the disassembly steps
in the reverse order.

248RW001

7A1 – 190 AUTOMATIC TRANSMISSION (4L30-E)

2. Input Sun Gear Assembly

Pull the input sun gear assembly unit until the sprag
retaining ring clears the ring groove.

3. Retaining Washer

4. Bearing

5. Thrust Washer

6. Clutch Plates

7. Third Clutch Drum

INSPECTION AND REPAIR

Visual check
If any damage, deformation or local wear is found in a
bearing, thrust washer, clutch plates or third clutch drum,
replace it.

REASSEMBLY

7. Third Clutch Drum 

6. Clutch Plates

1) Place third clutch housing and intermediate shaft

assembly upright, using the overdrive internal
gear as a support.

2) Install third clutch spring cushion plate, bevel face

down.

3) Install third clutch plates into clutch housing.

Start with the steel clutch plate and alternate with
lined plates.

5. Thrust Washer

4. Bearing

3. Retaining Washer

2. Input Sun Gear Assembly

1. Retaining Ring

1) Fully engage the sprag assembly hub splines into

the third clutch inner tangs.
Simultaneously rotate the outer sprag race to
engage into the third clutch housing.

2) Install a tool blade at each extremity of the

retaining ring.

3) Compress the retaining ring with a screw-driver

opposite the tool blades while pushing down on
the outer sprag race.

4) Engage retaining ring into groove.
5) Remove tool blades.

Third clutch retaining ring compressor: 5-8840-2258-0

(J-38450)

AUTOMATIC TRANSMISSION (4L30-E)  7A1 – 191

Disassembly Steps

1. Retaining ring
2. Spring seat
3. Springs
4. Piston

Reassembly Steps

To reassemble, follow the disassembly steps
in the reverse order.
★; Repair kit

THIRD CLUTCH

DISASSEMBLY

1. Retaining Ring

1) Compress spring seat using the tool.

NOTE:

Do not over-stress the springs and seat. This will
cause damage to the spring seat.

2) Remove retaining ring.
3) Release the spring seat.

NOTE:

Do not let the spring seat catch in the ring groove.

Spring compressor: 5-8840-0501-0 (J-23075)
Adapter: 5-8840-2259-0 (J-23075-12)

2. Spring Seat

3. Springs

4. Piston

INSPECTION AND REPAIR

Visual check
If any damage, deformation or local wear is found in a
retaining ring, return spring, piston seals or spring seat,
replace it.

Operation check
Shake piston and listen for check ball movement. Replace
piston if check ball is missing or falls out.