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AX–198U151E AUTOMATIC TRANSAXLE – AUTOMATIC TRANSAXLE UNIT
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3. INSPECT OVERDRIVE DIRECT CLUTCH DRUM SUB-
ASSEMBLY
(a) Using a dial indicator, measure the inside diameter
of the forward clutch hub bushing.
Standard inside diameter:
23.025 to 23.046 mm (0.9065 to 0.9073 in.)
Maximum inside diameter:
23.09 mm (0.9091 in.)
NOTICE:
Check the contact surface of the bushing in the
direct clutch shaft. If any scratch or
discoloration is found, replace the direct clutch
sub-assembly with a new one.
If the inside diameter is greater than the maximum,
replace the forward clutch hub with a new one.
4. INSPECT 2ND BRAKE CLUTCH DISC
(a) Check if the sliding surface of the disc, plate and
flange are worn or burnt.
If necessary, replace them.
NOTICE:
• If the lining of the disc comes off or discolors,
or if a part of the groove is worn, replace all
discs.
• Before installing new discs, immerse them in
ATF for at least 15 minutes.
5. INSPECT 1ST AND REVERSE BRAKE CLUTCH DISC
(a) Check if the sliding surface of the disc, plate and
flange are worn or burnt.
If necessary, replace them.
NOTICE:
• If the lining of the disc comes off or discolors,
or if a part of the groove is worn, replace all
discs.
• Before installing new discs, immerse them in
ATF for at least 15 minutes.
6. INSPECT 1ST AND REVERSE BRAKE RETURN
SPRING SUB-ASSEMBLY
(a) Using a vernier calipers, measure the free length of
the spring together with the spring seat.
Standard free length:
17.61 mm (0.6933 in.)
HINT:
If the result is not as specified, replace the spring.
D003829E01
D026717
D009189
D030852E07
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7. INSPECT UNDERDRIVE BRAKE RETURN SPRING
SUB-ASSEMBLY
(a) Using a vernier calipers, measure the free length of
the spring together with the spring seat.
Standard free length:
13.24 mm (0.5213 in.)
HINT:
If the result is not as specified, replace the spring.
8. INSPECT PACK CLEARANCE OF 1ST AND
REVERSE BRAKE
(a) Using vernier calipers, measure the distance
between the disc surface and the contact surface of
the 2nd brake cylinder and transaxle case
(Dimension A).
(b) Select an appropriate flange so that the pack
clearance will meet the specified value.
Pack clearance:
1.16 to 1.35 mm (0.0457 to 0.0531 in.)
HINT:
Piston stroke = Dimension A - Flange thickness
Flange thickness: mm (in.)
(c) Install the flange.
9. INSPECT PACK CLEARANCE OF 2ND BRAKE
(a) Using a vernier calipers, measure the distance
between the disc surface and snap ring surface
(Dimension B).
(b) Select an appropriate flange so that the pack
clearance will meet the specified value.
Pack clearance:
0.62 to 0.91 mm (0.0244 to 0.0358 in.)
HINT:
Piston stroke = Dimension B - Flange thickness -
Snap ring thickness 1.6 mm (0.063 in.)
Flange thickness: mm (in.)
D030852E01
D026452E01
Mark Thickness Mark Thickness
1 1.8 (0.071) 5 2.2 (0.087)
2 1.9 (0.075) 6 2.3 (0.091)
3 2.0 (0.079) 7 2.4 (0.094)
4 2.1 (0.083) 8 2.5 (0.098)
D026453E01
Mark Thickness Mark Thickness
1 3.0 (0.118) 5 3.4 (0.134)
2 3.1 (0.122) 6 3.5 (0.138)
3 3.2 (0.126) 7 3.6 (0.142)
4 3.3 (0.130) 8 -
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10. INSPECT PACK CLEARANCE OF UNDERDRIVE
BRAKE
(a) Using a dial indicator, measure the underdrive brake
pack clearance while applying and releasing
compressed air (392 kPa, 4.0 kgf/cm
2, 57 psi).
Pack clearance:
1.81 to 2.20 mm (0.0713 to 0.0866 in.)
HINT:
Select an appropriate flange from the table below so
that it will meet the specified value.
Flange thickness: mm (in.)
(b) Temporarily remove the snap ring and attach it to
the flange.
(c) Reinstall the snap ring.
11. INSPECT UNDERDRIVE 1-WAY CLUTCH ASSEMBLY
(a) Install the underdrive clutch assembly to the 1-way
clutch.
(b) Rotate the underdrive 1-way clutch assembly to
check the rotating direction for the lock or free
operation.
HINT:
If the result is not as specified, replace the
underdrive 1-way clutch.
12. INSPECT INPUT SHAFT END PLAY
(a) Using a dial indicator, measure the input shaft end
play.
End play:
0.262 to 1.244 mm (0.01 to 0.049 in.)
HINT:
If the result is not as specified, replace the input
shaft or thrust needle roller bearing.
D008082
Mark Thickness Mark Thickness
1 3.0 (0.118) 4 3.1 (0.122)
2 3.2 (0.126) 5 3.3 (0.130)
3 3.4 (0.134) - -
D003925E01
D008091
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U151E AUTOMATIC TRANSAXLE – AUTOMATIC TRANSAXLE ASSEMBLYAX–163
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REMOVAL
1. REMOVE ENGINE ASSEMBLY WITH TRANSAXLE
HINT:
(See page EM-26)
2. REMOVE FRONT DRIVE SHAFT ASSEMBLY LH
HINT:
(See page DS-6)
3. REMOVE FRONT DRIVE SHAFT ASSEMBLY RH
HINT:
(See page DS-6)
4. REMOVE TRANSMISSION CONTROL CABLE CLAMP
(a) Remove the bolt and the transmission control cable
clamp.
5. REMOVE WIRE HARNESS CLAMP
(a) Disconnect the wire harnesses from the clamp.
(b) Remove the 3 bolts and 2 clamps.
6. DISCONNECT WIRE HARNESS
(a) Remove the bolt and disconnect the wire harness.
C083203
D030465
G025456
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7. REMOVE STARTER ASSEMBLY
(a) Disconnect the connector (1).
(b) Remove the nut (2) and disconnect the starter wire.
(c) Remove the 2 bolts (3) and starter assembly.
8. DISCONNECT CONNECTORS
(a) Disconnect the transmission wire connector.
(b) Disconnect the park/neutral position switch
connector.
(c) Disconnect the 2 speed sensor connectors.
9. REMOVE TRANSMISSION CONTROL CABLE
BRACKET NO.1
(a) Remove the bolt and automatic transmission oil
cooler tube clamp.
(b) Remove the 2 bolts and transmission control cable
bracket No.1.
10. REMOVE TRANSMISSION OIL FILLER TUBE SUB-
ASSEMBLY
(a) Remove the ATF level gauge.
(b) Disconnect the wire harnesses 2 clamps from the oil
filler tube.
(c) Remove the 2 bolts and oil filler tube.
(d) Remove the O-ring from the oil filler tube.
D030464E02
D030864E04
D030467
D030468
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11. REMOVE OIL COOLER INLET TUBE NO.1
(a) Using SST and a wrench, disconnect the oil cooler
inlet tube No.1.
SST 09023-12701
12. REMOVE OIL COOLER OUTLET TUBE NO.1
(a) Using SST and a wrench, disconnect the oil cooler
outlet tube No.1.
SST 09023-12701
13. REMOVE ENGINE MOUNTING BRACKET FRONT
(a) Remove the 3 bolts and engine mounting bracket
front.
14. REMOVE AUTOMATIC TRANSAXLE ASSEMBLY
(a) Remove the 2 bolts and flywheel housing under
cover.
(b) Turn the crankshaft to gain access and remove the
6 bolts while holding the crankshaft pulley bolt with a
wrench.
HINT:
There will be one green colored bolt.
(c) Remove the 10 bolts.
(d) Separate and remove the automatic transaxle.
15. REMOVE TORQUE CONVERTER CLUTCH
ASSEMBLY
16. INSPECT TORQUE CONVERTER CLUTCH
ASSEMBLY
HINT:
(See page AX-170)
D030469E03
D030470
D030471
D030472
C163046
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INSTALLATION
1. INSTALL TORQUE CONVERTER CLUTCH
ASSEMBLY
(a) Install the torque converter clutch to the automatic
transaxle.
(b) Using vernier calipers and a straight edge, measure
the dimension "A" between the transaxle fitting part
of the engine and the converter fitting part of the
drive plate (*1).
(c) Using vernier calipers and a straight edge, measure
the dimension "B" shown in the illustration and
check that "B" is greater than "A" (measured in step
(*1)).
Standard:
A + 1 mm (0.03937 in.) or more
NOTICE:
Remember to minus the thickness of the
straight edge.
2. INSTALL AUTOMATIC TRANSAXLE ASSEMBLY
(a) Install the automatic transaxle to the engine with the
10 bolts.
Torque: Bolt A
64 N*m (650 kgf*cm, 47 ft.*lbf)
Bolt B
46 N*m (470 kgf*cm, 34 ft.*lbf)
Bolt C
43 N*m (439 kgf*cm, 32 ft.*lbf)
(b) Apply a few drops of adhesive to each of 2 threads
on the tip of the 6 torque converter clutch mounting
bolts.
Adhesive:
Part No. 08833-00070, THREE BOND 1324
or equivalent
(c) Install the 6 torque converter clutch mounting bolts.
Torque: 41 N*m (413 kgf*cm, 30 ft.*lbf)
NOTICE:
First install the black colored bolt, and then the
remaining 5 bolts.
D031087E01
C065911E01
C163046E01
D030472
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(d) Install the flywheel housing under cover to the
automatic transaxle with the 2 bolt.
Torque: 7.8 N*m (80 kgf*cm, 69 in.*lbf)
3. INSTALL ENGINE MOUNTING BRACKET FRONT
(a) Install the engine mounting bracket front to the
automatic transaxle with the 3 bolts.
Torque: 64 N*m (653 kgf*cm, 47 ft.*lbf)
4. INSTALL TRANSMISSION OIL FILLER TUBE SUB-
ASSEMBLY
(a) Coat a new O-ring with ATF, and install it to the
transmission oil filler tube sub-assembly.
(b) Install the transmission oil filler tube sub-assembly
and bolt to the automatic transaxle.
Torque: 5.5 N*m (56 kgf*cm, 49 in.*lbf)
(c) Connect the 2 clamps to the oil filler tube.
(d) Install the ATF level gauge.
5. INSTALL OIL COOLER INLET TUBE NO.1
(a) Temporarily install the oil cooler outlet tube No.1.
(b) Temporarily install the oil cooler inlet tube No.1.
(c) Install the oil cooler tube clamp and bolt.
Torque: 5.5 N*m (56 kgf*cm, 49 in.*lbf)
(d) Using SST and a wrench, tighten the oil cooler inlet
tube No.1.
SST 09023-12701
Torque: 34 N*m (347 kgf*cm, 25 ft.*lbf)
6. INSTALL OIL COOLER OUTLET TUBE NO.1
(a) Using SST and a wrench, tighten the oil cooler
outlet tube No.1.
SST 09023-12701
Torque: 34 N*m (347 kgf*cm, 25 ft.*lbf)
D030471
D030470
D030700
D030699
D030469E04