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AX–158U151E AUTOMATIC TRANSAXLE – DIFFERENTIAL OIL SEAL
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TRANSMISSION
U151E AUTOMATIC TRANSAXLE
DIFFERENTIAL OIL SEAL
COMPONENTS
C126455E01
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REMOVAL
1. REMOVE FRONT WHEELS
2. REMOVE ENGINE UNDER COVER NO.1
3. DRAIN AUTOMATIC TRANSAXLE FLUID
(a) Remove the drain plug, gasket and drain ATF.
(b) Install a new gasket and the drain plug.
Torque: 49 N*m (500 kgf*cm, 36 ft.*lbf)
4. REMOVE FRONT DRIVE SHAFT ASSEMBLY LH
HINT:
(See page DS-6)
SST 09520-01010, 09520-24010 (09520-32040)
5. REMOVE FRONT DRIVE SHAFT ASSEMBLY RH (for
2WD)
HINT:
(See page DS-6)
6. REMOVE TRANSAXLE HOUSING OIL SEAL
(a) Using SST, pull out the oil seal.
SST 09308-00010
7. REMOVE DIFFERENTIAL SIDE BEARING RETAINER
OIL SEAL
(a) Using SST, pull out the oil seal.
SST 09308-00010
INSTALLATION
1. INSTALL TRANSAXLE HOUSING OIL SEAL
(a) Using SST and a hammer, install a new oil seal.
SST 09316-60011 (09316-00011)
Oil seal installation depth:
-0.5 to 0.5 mm (-0.020 to 0.020 in.)
(b) Coat the lip of the oil seal with MP grease.
C083057E01
C083058E01
C083054E02
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2. INSTALL DIFFERENTIAL SIDE BEARING RETAINER
OIL SEAL
(a) Using SST and a hammer, install a new oil seal.
SST 09223-15020, 09950-70010 (09951-07150)
Oil seal installation depth:
-0.5 to 0.5 mm (-0.020 to 0.020 in.)
(b) Coat the lip of the oil seal with MP grease.
3. INSTALL FRONT DRIVE SHAFT ASSEMBLY LH
HINT:
(See page DS-17)
4. INSTALL FRONT DRIVE SHAFT ASSEMBLY RH (for
2WD)
HINT:
(See page DS-17)
5. INSTALL FRONT WHEELS
Torque: 103 N*m (1,050 kgf*cm, 76 ft.*lbf)
6. ADD AUTOMATIC TRANSAXLE FLUID
7. INSPECT AUTOMATIC TRANSAXLE FLUID (See page
AX-123)
8. INSTALL ENGINE UNDER COVER NO.1
9. CHECK ABS SPEED SENSOR SIGNAL
HINT:
(See page BC-82)
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U151E AUTOMATIC TRANSAXLE – AUTOMATIC TRANSAXLE UNITAX–177
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DISASSEMBLY
1. REMOVE PARK/NEUTRAL POSITION SWITCH
ASSEMBLY
(a) Remove the nut, washer and control shaft lever.
(b) Using a screwdriver, unstake the nut stopper, and
remove the lock nut and nut stopper.
(c) Remove the 2 bolts and pull out the park/neutral
position switch.
2. REMOVE BREATHER PLUG HOSE
(a) Remove the breather plug hose from the transaxle
case.
3. REMOVE OIL COOLER TUBE UNION (INLET OIL
COOLER UNION)
(a) Remove the union.
(b) Remove the O-ring from the union.
4. REMOVE OIL COOLER TUBE UNION (OUTLET OIL
COOLER UNION)
(a) Remove the elbow.
(b) Remove the O-ring from the elbow.
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C083144E01
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5. REMOVE SPEED SENSOR
(a) Remove the 2 bolts and the 2 speed sensors from
the transaxle assembly.
6. REMOVE TRANSAXLE CASE NO.1 PLUG
(a) Remove the 4 transaxle case No.1 plugs from the
transaxle case.
(b) Remove the 4 O-rings from the 4 transaxle case
No.1 plugs.
7. FIX AUTOMATIC TRANSAXLE ASSEMBLY
(a) Fix the transaxle assembly.
8. REMOVE AUTOMATIC TRANSAXLE OIL PAN SUB-
ASSEMBLY
(a) Remove the 18 bolts, oil pan and gasket.
(b) Remove the 2 magnets from the oil pan.
D030672E01
D026716
D009176
C091925
C086316E02
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9. INSPECT TRANSMISSION OIL CLEANER MAGNET
(a) Remove the magnets and use them to collect any
steel chips. Examine the chips and particles in the
pan and on the magnet to determine what type of
wear has occurred in the transaxle:
Result:
Steel (magnetic):
Wear of the bearing, gear and plate
Brass (non-magnetic):
Wear of the bushing
10. DISCONNECT TRANSMISSION WIRE
(a) Remove the 7 connectors from the shift solenoid
valves.
(b) Remove the bolt, lock plate and temperature
sensor.
11. REMOVE TRANSMISSION WIRE
(a) Remove the bolt and transmission wire from the
transaxle case.
12. REMOVE VALVE BODY OIL STRAINER ASSEMBLY
(a) Remove the 3 bolts and oil strainer.
(b) Remove the O-ring from the oil strainer.
AT00103E03
C091927E02
D003547E05
C091931
C091932E01
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13. REMOVE TRANSMISSION VALVE BODY ASSEMBLY
(a) Support the valve body assembly and remove the
17 bolts and valve body assembly.
14. REMOVE GOVERNOR APPLY GASKET NO.1
(a) Remove the governor apply gasket No.1 from the
transaxle case.
15. REMOVE TRANSAXLE CASE 2ND BRAKE GASKET
(a) Remove the transaxle case 2nd brake gasket from
the transaxle case.
16. REMOVE BRAKE DRUM GASKET
(a) Remove the brake drum gasket from the transaxle
case.
17. REMOVE CHECK BALL BODY
(a) Remove the check ball body and spring from the
transaxle case.
C091933
C083127
C083128
C083129
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18. REMOVE C-3 ACCUMULATOR PISTON
(a) Remove the spring from the C-3 accumulator
piston.
(b) Apply compressed air (392 kPa, 4.0 kgf/cm
2, 57 psi)
to the oil hole and remove the C-3 accumulator
piston.
NOTICE:
• Applying compressed air may cause the
piston to jump-out. When removing the
piston, hold it using a waste cloth.
• Take care not to splash ATF when applying
compressed air.
(c) Remove the O-ring from the C-3 accumulator
piston.
19. REMOVE REVERSE CLUTCH ACCUMULATOR
PISTON
(a) Apply compressed air (392 kPa, 4.0 kgf/cm
2, 57 psi)
to the oil hole and remove the reverse accumulator
piston and spring.
NOTICE:
• Applying compressed air may cause the
piston to jump-out. When removing the
piston, hold it using a waste cloth.
• Take care not to splash ATF when applying
compressed air.
(b) Remove the 2 O-rings from the reverse clutch
accumulator piston.
D003555
D003556E01
D003902E01
D026401
D026402E04