Toyota Automatic Transmission A340 Series. Repair Manual — part 21
AT5761
AT5797
D5002
No.
Thickness
No.
Thickness
26
3.3 (0.130)
11
3.8 (0.150)
25
3.5 (0.138)
23
3.9 (0.154)
12
3.6 (0.142)
None
4.0 (0.157)
24
3.7 (0.146)
Inside
Outside
Bearing and
race
37.1 (1.461)
59.0 (2.323)
Inside
Outside
Bearing
26.0 (1.024)
46.8 (1.843)
Race
24.2 (0.953)
47.8 (1.882)
Inside
Outside
Race
27.1 (1.067)
41.8 (1.646)
AT5768
mm (in.)
mm (in.)
mm (in.)
HINT: There are seven different thickness for the flange.
22. INSTALL OVERDRIVE PLANETARY GEAR UNIT
WITH OVERDRIVE DIRECT CLUTCH AND ONE−WAY
CLUTCH
(a)
Coat the assembled bearing and race with petro-
leum jelly and install it onto the overdrive support.
HINT: Assembled bearing and race diameter
(b)
Install the overdrive planetary ring gear.
(c)
Coat the bearing and race with petroleum jelly
and install them onto the planetary ring gear.
HINT: Bearing and race diameter
(d)
Coat the race with petroleum jelly and install it
onto the planetary gear.
HINT: Race diameter
mm (in.)
−
AUTOMATIC TRANSMISSION (A340F)
Installation of Component Parts
AT−157
AT4470
SST
AT5798
AT8304
Front
AT5799
Inside
Outside
Bearing and
race
28.9 (1.138)
50.2 (1.976)
Inside
Outside
Race
28.1 (1.106)
47.3 (1.862)
AT5759
mm (in.)
(e)
Install the overdrive planetary gear with the over-
drive direct clutch and one−way clutch.
(f)
Place SST on the transmission case.
SST
09350−36010 (09350−06090)
(g)
Using calipers, measure distance between the
tops of SST and the clutch drum.
Standard distance: 15.5 − 16.5 mm (0.610 − 0.650
in.)
If the values are nonstandard, check for an improper
installation.
(h)
Coat the assembled bearing and race with petro-
leum jelly and install it onto the O/D direct clutch.
HINT: Assembled bearing and race diameter
23. INSTALL OIL PUMP INTO CASE
(a)
Coat the race with petroleum jelly and install it
onto the oil pump.
HINT: Race diameter
mm (in.)
(b)
Coat a new O−ring with ATF and install it around
the pump body.
(c)
Place the oil pump through the input shaft, and
align the bolt holes of the pump body with the
transmission case.
(d)
Hold the input shaft, and lightly press the oil pump
body to slide the oil seal rings into the O/D direct
clutch drum.
NOTICE: Do not push on the oil pump strongly, or the
oil seal ring will stick to the direct clutch drum.
(e)
Install the seven bolts.
Torque: 220 kg−cm (16 ft−lb, 22 N−m)
AT−158
−
AUTOMATIC TRANSMISSION (A340F)
Installation of Component Parts
AT5275
C−1
Accumulator
Piston Hole
AT5751
AT7954
0.4 mm
(0.016 in.)
3 mm (0.12 in.)
A3161
24. CHECK INPUT SHAFT ROTATION
Make sure the input shaft rotates smoothly.
25. INDIVIDUAL PISTON OPERATION INSPECTION
Check for the sound of operation while applying com-
pressed air into the oil hole indicated in the figure.
HINT: When inspecting the O/D direct clutch, check with
the C
0
accumulator piston hole closed.
If there is no noise, disassemble and check the installa-
tion condition of the parts.
(1)
O/D direct clutch
(2)
Direct clutch
(3)
Forward clutch
(4)
O/D brake
(5)
Second coast brake
(6)
Second brake
(7)
First and reverse brake
26. INSTALL SPEED SENSOR ROTOR AND KEY
(a)
Install the key on the output shaft.
(b)
Align the groove of the sensor rotor with the key,
install the sensor rotor.
(c)
Using snap ring pliers, install the snap ring.
27. INSTALL TRANSFER CASE
(a)
Clean contacting surface of any residual packing
material using gasoline alcohol.
(b)
Apply seal packing to the case as shown in the fig-
ure.
Seal packing: Part No. 08826 − 00090, THREE BOND
1281 or equivalent
−
AUTOMATIC TRANSMISSION (A340F)
Installation of Component Parts
AT−159
AT5238
SST
AT5405
AT5105
AT4465 D5048
40 (1.57)
mm (in.)
50 (1.97)
AT5889
(c)
Install the case and torque the seven bolts.
Torque: 345 kg−cm (25 ft−lb, 34 N−m)
HINT: Each bolt length (mm, in.) is indicated in the figure.
28. INSTALL MANUAL VALVE LEVER, SHAFT AND OIL
SEALS
(a)
Using SST, drive in two new oil seals.
SST
09350−30020 (09350−07110)
(b)
Coat the oil seal lip with MP grease.
(c)
Install a new spacer to the manual valve lever.
(d)
Install the manual valve lever shaft to the trans-
mission case through the manual valve lever.
(e)
Using a hammer, drive in a new spring pin.
(f)
Match the manual valve lever indentation with the
spacer hole and caulk them th the punch.
(g)
Make sure the shaft rotates smoothly.
AT−160
−
AUTOMATIC TRANSMISSION (A340F)
Installation of Component Parts
AT5406
AT8240
AT5241
AT5800
D5035
Lock Pawl
E−Ring
Pin
Spring
29. INSTALL PARKING LOCK PAWL AND ROD
(a)
Install the E−ring to the shaft.
(b)
Install the parking lock pawl, shaft and spring.
(c)
Connect the parking lock rod to the manual valve
lever.
(d)
Place the parking lock pawl bracket onto the
transmission case and torque the three bolts.
Torque: 75 kg−cm (65 in.−lb, 7 N−m)
(e)
Shift the manual valve lever to the P position, and
confirm the planetary ring gear is correctly locked
up by the lock pawl.
34. INSTALL ACCUMULATOR SPRINGS AND PISTONS
(a)
Coat new O−rings with ATF and install them to the
pistons.
(b)
Install the four springs and pistons to the bore as
shown in the figure.
−
AUTOMATIC TRANSMISSION (A340F)
Installation of Component Parts
AT−161
AT4847
Check Ball
Body
E7074
E7256
Throttle Cable
Cam
AT7491
23 (0.91)
23 (0.91)
32 (1.26)
32
(1.26)
32 (1.26)
23 (0.91) 32 (1.26)
mm (in.)
Spring
Free length
Outer diameter
Color
(1)
B
2
70.5 (2.776)
19.7 (0.776)
Yellow
(2)
C
2
68.5 (2.698)
20.2 (0.795)
Blue
(4)
B
0
69.7 (2.744)
16.7 (0.657)
Light
Green
(5)
C
0
67.0 (2.638)
17.8 (0.701)
White
AT5801
mm (in.)
HINT: The pistons are marked in relief with either C−0,
B−0, C−2, B−2 to differentiate between them.
31. INSTALL CHECK BALL BODY AND SPRING
32. INSTALL THROTTLE CABLE
(a)
Coat a new O−ring with ATF and install it to the
cable.
(b)
Install the cable to the case.
33. INSTALL VALVE BODY
(a)
Align the groove of the manual valve to the pin of
the lever.
(b)
Connect the throttle cable to the cam.
(c)
Confirm the springs into the accumulator pistons
are installed correctly.
(d)
Install the sixteen bolts.
HINT: Each bolt length (mm, in.) is indicated in the figure.
Torque: 100 kg−cm (7 ft−lb, 10 N−m)
AT−162
−
AUTOMATIC TRANSMISSION (A340F)
Installation of Component Parts
AT1354
AT5754
AT5802
AT7910
AT5066
34. INSTALL TRANSMISSION SOLENOID WIRING
(a)
Coat a new O−ring with ATF and install it to the
grommet.
(b)
Insert the solenoid wiring to the case and install
the stopper plate.
(c)
Connect the connectors to No. 1, No. 2 and lock−up
solenoids.
35. INSTALL OIL TUBE
Using a plastic hammer, install the tube into position
shown in the figure.
NOTICE: Be careful not to bend or damage the tube.
36. INSTALL OIL STRAINER AND GASKETS
(a)
Install two new gaskets to the oil strainer case.
(b)
Install the oil strainer case and torque the five bolts.
Torque: 100 kg−cm (7 ft−lb, 10 N−m)
HINT: Each bolt length (mm, in.) is indicated in the figure.
−
AUTOMATIC TRANSMISSION (A340F)
Installation of Component Parts
AT−163
AT7909
mm (in.)
246 (9.69)
72
(2.83)
82 (3.23)
10 (0.39)
5 (0.20)
10 (0.39)
52 (2.05)
30 (1.18)
30 (1.18) 67 (2.64)
E7058
TF0638
AT1362
2 − 3 mm (0.08 − 0.12 in.)
AT5803
(c)
Install a new gasket to the oil strainer case.
(d)
Install the oil strainer and torque the eleven bolts.
Torque: 70 kg−cm (61 in.−lb, 6.9 N−m)
37. INSTALL OIL PAN
(a)
Install the six magnets as shown in the figure.
(b)
Remove any packing material and be careful not to
drop oil on the contacting surfaces of the transmis-
sion case and oil pan.
(c)
Apply seal packing to the oil pan as shown in the
figure.
Seal packing: Part No. 08826 − 00090, THREE BOND
1281 or equivalent
(d)
Install and torque the nineteen bolts.
Torque: 75 kg−cm (65 in.−lb, 7.4 N−m)
38. INSTALL TRANSFER AND PROPELLER SHAFT UP-
PER DUST COVER TO TRANSMISSION WITH NEW
GASKET
(a)
Shift the two shift fork shafts to the high−four
position.
AT−164
−
AUTOMATIC TRANSMISSION (A340F)
Installation of Component Parts
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