Page 1678 of 4770
AUTOMATIC TRANSAXLEFORWARD CLUTCH ±
AX±45
2. REMOVE SNAP RING FROM CLUTCH DRUM
3. REMOVE FLANGE, DISCS AND PLATES
4. REMOVE RETURN SPRINGS
(a) Place SST on the spring retainer and compress the
springs with a shop press.
SST 09350±32014 (09351±32070)
(b) Remove the snap ring with the snap ring pliers.
(c) Remove the piston return spring.
5. REMOVE CLUTCH PISTON
(a) Apply compressed air into the oil passage to remove the
piston.
If the piston does not come out, use needle±nose pliers
to remove it.
Page 1679 of 4770
AUTOMATIC TRANSAXLEFORWARD CLUTCH ±
AX±46
(b) Remove the 2 O±rings from the piston.
6. IF NECESSARY, REMOVE OIL SEAL RINGS
Remove the 2 oil seal rings from the shaft.
FORWARD CLUTCH INSPECTION
1. INSPECT CLUTCH PISTON
(a) Check that the check ball is free by shaking the piston.
(b) Check that the valve does not leak by applying lowpres-
sure compressed air.
2. INSPECT DISCS, PLATES AND FLANGE
Check if the sliding surfaces of the discs, plates and
flange are worn or burnt. If necessary, replace them.
HINT:
If the lining of the disc is peeling off or discolored, or
even if a part of the printed numbers are defaced, re-
place all discs.
Before assembling new discs, soak them in ATF for
at least 15 minutes.
FORWARD CLUTCH ASSEMBLY
1. INSTALL OIL SEAL RINGS
Install the 2 oil seal rings to the shaft.
NOTICE: Do not spread the ring ends more than necessary.
HINT: After installing the oil seal rings, check that they
move smoothly.
AX0FC±02
AX0FD±02
Page 1686 of 4770
AUTOMATIC TRANSAXLESECOND BRAKE ±
AX±53
SECOND BRAKE
COMPONENTS
SECOND BRAKE PISTON DISASSEMBLY
REMOVE SECOND BRAKE PISTON
(a) Apply compressed air to the oil hole to remove the piston.
(b) Remove the 2 O±rings from the piston.
AX0FK±02
AX0FL±02
Page 1693 of 4770
AUTOMATIC TRANSAXLEOVERDRIVE UNIT ±
AX±60
OVERDRIVE BRAKE DISASSEMBLY
1. REMOVE PISTON RETURN SPRING
(a) While pushing the return spring, remove the snap ring
with a screwdriver.
(b) Remove the piston return spring.
2. REMOVE CUSHION PLATE, PLATES, DISCS AND
FLANGE
3. REMOVE PISTON FROM DRUM
Apply compressed air to oil hole to remove the piston.
HINT: Blow with the gun slightly away from the oil hole,
and be careful that the piston does not tilt.
4. REMOVE O±RINGS
Remove the inner and outer O±rings from the piston.
AX0FX±02
Page 1706 of 4770
AUTOMATIC TRANSAXLEOVERDRIVE UNIT ±
AX±73
OVERDRIVE CASE DISASSEMBLY
1. REMOVE C0 ACCUMULATOR PISTON FROM OVER-
DRIVE CASE
(a) Using snap ring pliers, remove the snap ring.
(b) Remove the retaining plate and two springs.
(c) Remove the accumulator piston.
(d) Remove the O±ring from the piston.
2. REMOVE OIL SEAL RINGS
Spread the 2 rings apart and remove them.
OVERDRIVE CASE INSPECTION
INSPECT OVERDRIVE CASE BEARING
Check that the bearing turns smoothly with your finger.
AX0G4±02
Page 1707 of 4770
AUTOMATIC TRANSAXLEOVERDRIVE UNIT ±
AX±74
OVERDRIVE CASE ASSEMBLY
1. INSTALL OIL SEAL RINGS ON OVERDRIVE CASE
Install the oil seal rings to the O/D case groove, then snug
them down by squeezing their ends together.
HINT: After installing the oil seal rings, check that they
move smoothly.
2. INS TALL C
0 ACCUMULATOR PISTON OF OVER-
DRIVE CLUTCH
(a) Install a new O±ring to the accumulator piston. Coat the
O±ring with ATF.
(b) Install the accumulator piston, 2 springs and plate.
(c) Install the snap ring with snap ring pliers.
OVERDRIVE BRAKE ASSEMBLY
1. INSTALL PISTON INTO DRUM
(a) Install the new O±rings to the piston. Coat the O±rings
with ATF.
(b) Press the piston into the drum, being careful not to dam-
age the O±rings.
2. INSTALL FLANGE, DISCS AND PLATES
(a) Install the flange, facing the flat end upward.
AX0G5±02
AX0G6±02
Page 1713 of 4770
AUTOMATIC TRANSAXLEVALVE BODY ±
AX±80
7. INSTALL UPPER VALVE BODY COVER GASKETS,
PLATE AND THROTTLE MODULATOR OIL STRAINER
(a) Position a new gasket and plate and then another new
gasket.
HINT: The gaskets are not identical, but can be installed
in any order.
(b) Install the oil strainer onto the gasket.
8. INSTALL UPPER VALVE BODY COVER
(a) Position the upper valve body cover.
(b) Install and finger tighten the 9 bolts.
HINT: Each bolt length (mm, in.) is indicated in the illustra-
tion.
9. INSTALL SOLENOIDS
(a) Install the new O±rings on the solenoids.
(b) Install the No.1 and No.2 solenoids.
(c) Install and finger tighten the 3 bolts.
HINT: Each bolt length (mm, in.) is indicated in the illustra-
tion.
10. TIGHTEN BOLTS OF UPPER AND LOWER VALVE BO-
DIES
(a) Tighten the 16 bolts in the lower valve body.
Torque: 5.4 N´m (55 kgf´cm, 48 in.´lbf)
(b) Tighten the 12 bolts in the upper valve body.
Torque: 5.4 N´m (55 kgf´cm, 48 in.´lbf)
Page 1715 of 4770
AUTOMATIC TRANSAXLEUPPER VALVE BODY ±
AX±82
VALVE BODY SPRINGS SPECIFICATIONS
HINT: During re±assembly please refer to the spring specifications below to help you to discriminate
between the different springs.
Spring (Color)Free Length / Coil Outer Diameter
mm (in.)Number of Coils
@@
@@
@:
[c A]
Throttle Modulator Spring (None)21.70 / 9.50 (0.8543 / 0.3740)9.5
@@
@@
@:
[c B]
Accumulator Control Spring (Yellow)28.06 / 10.60 (1.1047 / 0.4173)13.0
@@
@@
@:
[c C]
Low Coast Modulator Spring (None)21.60 / 7.90 (0.8504 / 0.3110)11.5
@@
@@
@:
[c D]
Down Shift Valve Spring (Yellow)29.76 / 8.73 (1.1717 / 0.3437)13.5
AX0GB±02