Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual — part 326

AUTOMATIC TRANSMISSION (AW30-40LE) 7A-153

240RY00011

9. Accumulator piston (B-0)

Applying compressed air to the oil hole, remove the B-0
accumulator piston and spring.

240RY00012

10. Accumulator piston (C-0)

Remove the C-0 accumulator piston.

11. Second brake drum gasket
12. Solenoid wiring

Turn over transmission, remove the solenoid wiring
stopper plate from the case.
Pull the wiring out of the transmission case.

247R200002

13. Snap ring, rotor, key (4×

×

×

×4)

Remove the snap ring from the output shaft.
Remove the rotor and key.

247L100001

14. Snap ring, speedometer sensor drive gear, ball

(4×

×

×

×2)

Remove the snap ring from the output shaft.
Remove the speedometer sensor drive gear, and ball.

15. Spacer, rotor, key, snap ring (4×

×

×

×2)

Remove the spacer, rotor and key.
Remove the snap ring from the output shaft.

7A-154 AUTOMATIC TRANSMISSION (AW30-40LE)

REASSEMBLY OF MAJOR

COMPONENTS (2)

242R200007

Reassembly steps

1. Converter

housing

2. Snap ring, key, rotor (4×2)
3. Spacer, ball, speedometer sensor drive

gear, snap ring (4×2)

4. Key, rotor, snap ring (4×4)
5. Second brake drum gasket
6. Accumulator

piston

7. Check

valve,

spring

8. Valve

body

9. Solenoid

wiring

10. Oil strainer assembly
11. Oil pan

AUTOMATIC TRANSMISSION (AW30-40LE) 7A-155

240R200022

Reassembly steps

1. Converter housing

Torque:
M10 - 34 N････m (3.5 kg････m/25 Ib････ft)
M12 - 57 N････m (5.8 kg････m/42 Ib････ft)

247L100001

2. Snap ring, key, rotor (4×

×

×

×2)

Install the snap ring to the output shaft.
Install the key and rotor.

3. Spacer, ball, speedometer sensor drive gear, snap

ring (4×

×

×

×2)

Install the spacer, ball and speedometer sensor drive
gear.
Install the snap ring to the output shaft.

247R200002

4. Key, rotor, snap ring (4×

×

×

×4)

Install the key and rotor.
Install the snap ring to the output shaft.

240RY00013

5. Second brake drum gasket

Install a new second brake drum gasket to the
transmission case.

Individual piston operation inspection

Check for the sound of operation while injecting
compressed air into the oil hole indicated in the figure.

240RY00014

1: OD direct clutch
2: Direct clutch
3: Forward clutch
4: OD brake

5: Second coast brake
6: Second brake
7: First and reverse brake
A: C-0 Accumulator piston

hole

7A-156 AUTOMATIC TRANSMISSION (AW30-40LE)

NOTE:
When inspecting the direct clutch, check with the
C-0 accumulator piston hole closed. If there is no
noise, disassemble and check the condition of the
parts.

240RY00027

6. Accumulator piston

Coat the O-ring with ATF and install it to the piston.
Install the three springs and four accumulator pistons to
the bore as shown in th figure.

Piston Outer

diameter Height

B-2

36.8 mm (1.449 in) 62.5 mm (2.461 in)

C-2

36.8 mm (1.449 in) 56.6 mm (2.228 in)

B-0

31.8 mm (1.252 in) 52.0 mm (2.047 in)

C-0

29.8 mm (1.173 in) 44.0 mm (1.732 in)

UBS

Spring

Free length

Outer diameter

B-2

75.8 mm (2.984 in) 20.1 mm (0.791 in)

C-2 (Outer)

64.0 mm (2.520 in) 20.2 mm (0.795 in)

C-2 (Inner)

42.1 mm (1.658 in) 14.7 mm (0.579 in)

B-0

63.6 mm (2.504 in) 16.0 mm (0.630 in)

C-0 (Outer)

74.6 mm (2.937 in) 20.9 mm (0.823 in)

C-0 (Inner)

46.0 mm (1.811 in) 14.0 mm (0.551 in)

TFR/S

Spring

Free length

Outer diameter

B-2

73.4 mm (2.890 in) 19.9 mm (0.783 in)

C-2 (Outer)

70.3 mm (2.768 in) 20.2 mm (0.795 in)

C-2 (Inner)

42.1 mm (1.658 in) 14.7 mm (0.579 in)

B-0

62.0 mm (2.441 in) 16.0 mm (0.630 in)

C-0 (Outer)

74.6 mm (2.937 in) 20.9 mm (0.823 in)

C-0 (Inner)

46.0 mm (1.811 in) 14.0 mm (0.551 in)

240RY00029

240RY00010