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Opel Frontera UBS. Manual - part 546

7A–53

AUTOMATIC TRANSMISSION (4L30–E)

Ensure free rotation of pump using 5–8840–2273–0
(J–23082–01) oil pump rotation tool.

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38. Overdrive clutch end play measurement.

1. Fit 5–8840–2271–0 (J–25022) and

5–8840–0618–0 (J–24773–1) turbine shaft puller
on turbine shaft.

2. Position axial play checking tool on converter

housing mating face.

3. Pull turbine shaft upwards with puller until first

resistance is met. (due to weight of overdrive
assembly).

4. Maintain shaft in this position and set indicator to

zero.

5. Pull turbine shaft further upwards with puller.

Read end play shown on indicator.

End play: 0.1mm – 0.8mm (0.004 in – 0.031in)

6. Remove axial play checking tool and puller.

NOTE: If end play is not correct, repeat selective washer
selection.

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39. Inspect extension housing oil seal and replace if

necessary, using 5–8840–2282–0 (J–36797)
extension housing oil seal installer.

Rotate transmission to horizontal position, with
valve body side down.

Inspect parking wheel seal ring. Replace if
necessary.

Install wheel parking lock assembly (35).

40. Install speed wheel (36) and snap ring (37).

NOTE: Use extra long, needle-nose pliers.

41. Install gasket onto extension assembly with a thin

coating of oil.

Install extension housing assembly (38), and align
parking pawl shaft.

Install actuator assembly into extension assembly.

Install seven 8 mm hexagon socket head screws.

Torque: 32 N

•

m (3.3 kg·m/24 lb ft)

42. Inspect speed sensor O–ring. Replace if necessary.

Install speed sensor assembly (39) and 10 mm
screw.

Torque: 9 N

•

m (0.9 kg·m/78 lb in)

7A–54

AUTOMATIC TRANSMISSION (4L30–E)

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43. Main case end play measurement.

1. Attach axial play checking tool on the extension

housing and set indicator to zero on output shaft.

2. Manually push output shaft upwards.

End play: 0.36mm – 0.80mm (0.014 in – 0.031in)

3. Remove axial play checking tool.

4. If end play is not correct, repeat selective washer

selection.

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44. Inspect servo piston seal ring. Replace if necessary.

Ensure brake band is correctly positioned. Rotate
output shaft if necessary.

Install 5–8840–2274–0 (J–38428) servo piston
fitter in servo bore.

Install apply rod (40), round end toward band, return
spring (41) and piston assembly (42).

45. Install the 5–8840–0501–0 (J–23075) servo spring

compressor with offset to rear of case.

Compress servo piston seal ring, using fitter while
tightening the tool screw.

Install servo piston retaining ring (43).

Remove tool.

Adjust the brake band by tightening the servo
adjusting screw to 4.5 N·m torque. Be certain the
lock nut is loose, then back–off the screw five turns
exactly. Hold piston sleeve with wrench and tighten
lock nut to 18.5 N·m torque. Be certain the adjusting
screw does not turn.

7A–55

AUTOMATIC TRANSMISSION (4L30–E)

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46. Install two check balls (44).

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47. Inspect main case electrical connector and seal,

replace if necessary.

Install electrical 4 pin connector/main case and
wiring harness.

48. Install two 5–8840–0022–0 (J–25025–B) guide pins

into main case.

Install main case valve body complete assembly
(45) and manual valve link.

NOTE: Valve must be extended as the short end of
manual valve link is connected to the range selector lever.
Long end of link goes into valve.

Install seven 13 mm screws.

Torque: 20 N

•

m (2.0 kg·m/15 lb ft)

Pass ground wire of adapter case wiring harness
assembly through the hole joining adapter fluid area
and main case fluid area.

Assemble 8.5 mm connector of ground wire under
the head of this valve body bolt and reinstall it.

Remove two guide pins.

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49. Install servo cover gasket, cover (46) and four 13 mm

screws.

Torque: 25 N

•

m (2.6 kg·m/18 lb ft)

50. Connect wiring harness (47) to band control, shift

solenoids, and main case 4 pin connector.

51. Install manual detent roller and spring assembly (48)

with clip.

Install two 13 mm screws.

Torque: 20 N

•

m (2.0 kg·m/15 lb ft)

52. Install oil filter (49), and three 13 mm screws.

Torque: 20 N

•

m (2.0 kg·m/15 lb ft)

53. Install oil pan gasket, magnet, main oil pan (50), and

sixteen 10 mm screws.

Torque: 11 N

•

m (1.1 kg·m/96 lb in)

54. Inspect adapter case electrical connector and seal.

Replace if necessary.

Install electrical five pin connector and harness
assembly (52) in bottom of adapter case.

55. Install gasket, transfer plate, and gasket.

Install adapter case valve body (51) and seven 13
mm screws.

Torque: 20 N

•

m (2.0 kg·m/15 lb ft)

7A–56

AUTOMATIC TRANSMISSION (4L30–E)

56. Connect wiring harness harness assembly (52) to

converter clutch solenoid, force motor, and 5 pin
connector.

57. Install oil pan gasket, adapter case oil pan (53), and

twelve 10 mm screws.

Torque: 11 N

•

m (1.1 kg·m/96 lb in)

Rotate transmission, with bottom pan facing down.

58. Install mode switch (54), two 10 mm screws, selector

lever nut, and cover.

10 mm screw

Torque: 13 N

•

m (1.3 kg·m/113 lb in)

Nut

Torque: 23 N

•

m (2.3 kg·m/17 lb ft)

Adjust using setting tool, refer to Mode Switch in
this section.

59. Install O–ring (55) on turbine shaft.

60. Install torque converter (56)

The converter assembly must be replaced under any
of the following conditions:

a. Evidence of damage to the pump assembly.
b. Metal particles are found after flushing the cooler

lines.

c. External leaks in hub weld area.
d. Converter pilot broken, damaged, or poor fit into

crankshaft.

e. Converter hub scored or damaged.
f. Internal failure in stator.
g. Contamination from engine coolant.
h. Excess end play.

Rotate transmission, bell housing up. Spin
converter to insure proper fit.

61. Fill transmission through the overfill screw hole of oil

pan, using ATF DEXRON



–III. Refer to Changing

Transmission Fluid in this section.

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Content .. 544 545 546 547 ..