Isuzu Trooper (1998-2002 year). Manual - part 751

AUTOMATIC TRANSMISSION (AW30-40LE)

7A–201

240RY00015

240RY00029

240RY00010

240RY00016

3. Check valve, spring

Install new check valve and spring.

mm (in.)

Piston

Outer diameter

Height

B–2

36.8 (1.449)

62.5 (2.461)

C–2

36.8 (1.449)

56.6 (2.228)

B–0

31.8 (1.252)

52.0 (2.047)

C–0

29.8 (1.173)

44.0 (1.732)

Spring

Free length

Outer diameter

(1) B–2

75.8 (2.984)

20.1 (0.791)

(2) C–2 (Inner)

42.1 (1.658)

14.7 (0.579)

(3) C–2 (Outer)

64.0 (2.520)

20.2 (0.795)

(4) B–0

63.6 (2.504)

16.0 (0.630)

(5) C–0(Outer)

74.6 (2.937)

20.9 (0.823)

(6) C–0(Inner)

46.0 (1.811)

14.0 (0.551)

7A–202

AUTOMATIC TRANSMISSION (AW30-40LE)

240RY00017

244RY00017

249RY00011

249RY00012

4. Valve body

Align the groove of the manual valve to the pin of the lever.

Install the twenty bolts.
Each bolt length (mm) is indicated in the figure.

5. Solenoid wiring

Coat a new O–ring with ATF, and install it to the solenoid
wiring.
Insert the solenoid wiring to the case and install the stopper
plate.
Connect the connectors to the solenoid S1(1), S2(2), lock-
up solenoid (3), and pressure control solenoid (4).

N·m (kg·m/lb·in)

Torque

10 (1.0/87)

AUTOMATIC TRANSMISSION (AW30-40LE)

7A–203

244RY00002

244RY00003

240RY00019

240RY00020

6. Oil strainer assembly

Install a new oil strainer assembly with gaskets.

Install the oil strainer with the gaskets to the valve body.
Tighten the four bolts.

7. Oil pan

Install magnet in pan.
Remove any packing material and be careful not to drop oil
on the contacting surfaces of the transmission case and oil
pan.
Apply liquid gasket (TB1281 or its equivalent) to the oil pan
as shown in the figure.

NOTE:  
Install the oil pan as soon as the seal packing is applied.

Install and tighten the nineteen bolts.

N·m (kg·m/lb·in)

Torque

10 (1.0/87)

N·m (kg·m/lb·in)

Torque

8 (0.8/69)

7A–204

AUTOMATIC TRANSMISSION (AW30-40LE)

REASSEMBLY OF MAJOR COMPONENTS (3)

240RY00030

Reassembly steps

1. Transmission assembly

▲

 2. Converter housing

▲

 3. Adapter housing

▲

 4. Oil temperature sensor

▲

 5. Elbow

▲

 6. Neutral start switch

▲

 7. Transmission control rod and shift lever

 8. Input revolution sensor

 9. Output revolution sensor

 10. Breather hose

 

▲

 11. Torque converter