Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual — part 352

AUTOMATIC TRANSMISSION (AW30-40LE) 7A-257

244R200058

244R200071

26. Retainer

Remove the retainer with a magnetic finger by pushing
in the plug.

27. Plug
28. Spring
29. Cut back valve

Remove the plug, spring and cut back valve.

244R200065

244R200072

244R200059

30. Retainer

Place a mark on the bevel when the retainer is
positioned.
NOTE:
When reassembling, position the retainer in the
same position.
Remove the retainer with a magnetic finger by pushing
in the sleeve.

31. Sleeve
32. Plunger
33. Plunger
34. Spring
35. Washer
36. Primary regulator valve

Remove the sleeve with the plungers, spring and
washer.
Remove the two plungers from the sleeve.

7A-258 AUTOMATIC TRANSMISSION (AW30-40LE)

244R200060

Remove the primary regulator valve from the valve
body.

37. Lower valve body

244R200051

INSPECTION AND REPAIR

Inspect strainer

Inspect strainer for residual adhesive and damage, and
clean and replace as necessary.

Inspect valve springs

Check for damage, squareness, rust and distorted
coils.
Measure the spring free height and replace if less than
shown below.

Spring Free

length

(1) By-pass valve

21.3 mm (0.839 in)

(2) Steel ball

20.5 mm (0.807 in)

(3) 1-2 shift valve

30.8 mm (1.213 in)

(4) Low coast modulator valve 30.4 mm (1.197 in)

(5) Accumulator control valve

33.8 mm (1.331 in)

(6) Coast modulator valve

26.6 mm (1.047 in)

(7) Cut back valve

34.0 mm (1.339 in)

(8) Primary regulator valve

41.6 mm (1.638 in)

244R200077

AUTOMATIC TRANSMISSION (AW30-40LE) 7A-259

REASSEMBLY

244R200046

7A-260 AUTOMATIC TRANSMISSION (AW30-40LE)

244R200076