TOYOTA SUPRA 1995 Service Repair Manual

A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONCOMPONENT PARTS INSTALLATION -
AT-103
(e) Shift the manual valve lever to the P position, and confirm
the planetary ring gear is correctly locked up by the lock
pawl.
30. INSTALL ACCUMULATOR SPRINGS AND PISTONS
(a) Coat new O-rings with ATF and install them to the pis-
tons.
(b) Install the 6 springs and 4 accumulator pistons to the
bore.
HINT: The pistons are marked in relief with either C
0, B0,
C
2 or B2 to discriminate between them.
Accmulator spring
SpringFree length
Outer diameterColor
(1) B275.25 mm (2.9626 in.)
19.97 mm (0.7862 in.)White & Red
(2) C2(Inner)40.0 mm (1.575 in.)
14.11 mm (0.5556 in.)White & Dark Blue
(3) C2(Outer)77.51 mm (3.0516 in.)
20.1 mm (0.791 in.)Light Blue
(4) B066.97 mm (2.6366 in.)
16.24 mm (0.6394 in.)White & Blue
(5) C0(Outer)63.35 mm (2.5728 in.)
20.59 mm (0.8106 in.)White & Orange
(6) C0(Inner)38.42 mm (1.5126 in.)
14.03 mm (0.5524 in.)White
31. INSTALL SPRING AND CHECK BALL BODY

A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONCOMPONENT PARTS INSTALLATION -
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32. INSTALL VALVE BODY
(a) Align the groove of the manual valve to the pin of the lever.
(b) Install the 20 bolts.
Torque: 10 N´m (100 kgf´cm, 7 ft´lbf)
HINT: Each bolt length (mm, in.) is indicated in the illustra-
tion.
33. INSTALL SOLENOID WIRING
(a) Coat a new O-ring with ATF and install it to the solenoid
wire.
(b) Install the solenoid wiring to the case and install the stop-
per plate.
Torque: 5.4 N´m (55 kgf´cm, 48 in.´lbf)
(c) Connect the 5 solenoid connectors.
(d) Install the clamp with 2 bolts.

A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONCOMPONENT PARTS INSTALLATION -
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34. INSTALL OIL STRAINER AND GASKETS
Install the oil strainer and torque the 3 bolts.
Torque: 10 N´m (100 kgf´cm, 7 ft´lbf)
35. INSTALL OIL PAN
(a) Install the 3 magnets in the oil pan, as shown.
(b) Remove any packing material and be careful not to drop
oil on the contacting surfaces of the transmission case
and oil pan.
(c) Apply seal packing to the oil pan.
Seal packing:
Part No.08826-00090, THREE BOND 1281 or equiva-
lent
(d) Install and torque the 19 bolts.
Torque: 17 N´m (75 kgf´cm, 65 in.´lbf)
36. INSTALL SPEEDOMETER DRIVE GEAR

A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONCOMPONENT PARTS INSTALLATION -
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37. INSTALL EXTENSION HOUSING
(a) Clean the threads of the bolts and case with white gaso-
line.
(b) Apply seal packing to the extension housing.
Seal packing:
Part No.08826-00090, THREE BOND 1281 or equiva-
lent
(c) Apply seal packing or equivalent to the 6 bolts.
Seal packing:
Part No.08833-00070, THREE BOND 1324 or equiva-
lent
(d) Install and torque the 6 bolts.
Torque: 34 N´m (345 kgf´cm, 25 ft´lbf)
HINT: Each bolt length is indicated below.
Bolt length:
Bolt A: 35 mm (1.378 in.)
Bolt B: 45 mm (1.772 in.)
38. INSTALL TRANSMISSION OUTPUT FLANGE
(a) Install a new oil seal to the output flange.
(b) Install the output flange and 2 washers.
(c) Using SST, install a new nut.
SST 09060-20100
Torque: 123 N´m (1,250 kgf´cm, 90 ft´lbf)
HINT: Shift the manual valve lever to the P position.
(d) Using a hammer and chisel, stake the nut.

A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONCOMPONENT PARTS INSTALLATION -
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39. REMOVE TRANSMISSION CASE FROM OVERHAUL
ATTACHMENT
40. INSTALL TRANSMISSION HOUSING
(a) Clean the threads of the bolts and case with white gaso-
line.
(b) Apply seal packing or equivalent to the 6 bolts.
Seal packing:
Part No.08833-00070, THREE BOND 1324 or equiva-
lent
(c) Install and torque the 6 bolts.
Torque:
14 mm bolt: 34 N´m (345 kgf´cm, 25 ft´lbf)
17 mm bolt: 57 N´m (580 kgf´cm, 42 ft´lbf)
41. INSTALL O/D DIRECT CLUTCH SPEED SENSOR
(a) Coat a new O-ring with ATF and install it to the speed sen-
sor.
(b) Install the speed sensor.
(c) Install and torque the bolts.
Torque: 5.4 N´m (55 kgf´cm, 48 in.´lbf)
42. INSTALL NO.2 VEHICLE SPEED SENSOR
(a) Coat a new O-ring with ATF and install it to the speed sen-
sor.
(b) Install the speed sensor.
(c) Install and torque the bolts.
Torque: 5.4 N´m (55 kgf´cm, 48 in.´lbf)
43. INSTALL NO.1 VEHICLE SPEED SENSOR
(a) Coat a new O-ring with ATF and install it to the No.1 ve-
hicle speed sensor.
(b) Install the No.1 vehicle speed sensor.
(c) Install and torque the bolt.
Torque: 16 N´m (160 kgf´cm, 12 ft´lbf)

A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONCOMPONENT PARTS INSTALLATION -
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44. INSTALL UNIONS
(a) Coat 2 new O-rings with ATF and install them to each
union.
(b) Install each union.
Torque: 29 N´m (300 kgf´cm, 22 ft´lbf)
45. INSTALL OIL TEMPERATURE SENSOR
(a) Coat a new O-ring with ATF and install it to the oil temp.
sensor.
(b) Install the oil temp. sensor.
Torque: 29 N´m (300 kgf´cm, 22 ft´lbf)
46. INSTALL PARK/NEUTRAL POSITION SWITCH
(a) Using the control shaft lever, fully turn the manual lever
shaft back and return 2 notches. It is now in neutral.
(b) Insert the park/neutral position switch onto the manual
valve lever shaft and temporarily tighten the adjusting
bolt.
(c) Install the grommet and a new lock washer. Install and
torque the nut.
Torque: 7 N´m (70 kgf´cm, 61 in.´lbf)
(d) Clean the threads of the adjusting bolt and case with
white gasoline.
(e) Apply seal packing or equivalent to the adjusting bolt.
Seal packing:
Part No.08833-00070, THREE BOND 1324 or equiva-
lent
(f) Align the neutral basic line and the switch groove, and
tighten the adjusting bolt.
Torque: 13 N´m (130 kgf´cm, 9 ft´lbf)

A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONCOMPONENT PARTS INSTALLATION -
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(g) Using a screwdriver, bend the tabs of the lock washer.
HINT: Bend at least 2 of the lock washer tabs.
47. INSTALL CONTROL SHAFT LEVER
Torque: 16 N´m (160 kgf´cm, 12 ft´lbf)

A340E(Others) AUTOMATIC TRANSMISSIONDESCRIPTION -
AT-1
DESCRIPTION
GENERAL DESCRIPTION
The A340E is a 4-speed, Electronically Controlled Transmission developed for use with high-perfor-
mance engines. A lock-up mechanism is built into the torque converter clutch.
The A340E automatic transmission is mainly composed of the torque converter clutch, the overdrive
(hereafter called O/D) planetary gear unit, a 3-speed planetary gear unit, a hydraulic control system
and an electronic control system.
AT0FT-02

A340E(Others) AUTOMATIC TRANSMISSIONDESCRIPTION -
AT-2
GENERAL SPECIFICATIONS
TRUCK, 4 RUNNER, T100:
Type of TransmissionA340E
Type of Engine3VZ-E
Torque Converter Clutch Stall Torque RatioC&C, T100 2.0 : 1
Others 2.15 : 1
Lock-up MechanismEquipped
Gear Ratio 1st Gear
2nd Gear
3rd Gear
O/D Gear
Reverse Gear2.804
1.531
1.000
0.705
2.393
Number of Discs and Plates (Disc and Plate)
O/D Direct Clutch (C
0)
Forward Clutch (C
1)
Direct Clutch (C
2)
2nd Brake (B
2)
1st and Reverse Brake (B
3)
O/D Brake (B
0)
2 / 2
5 / 5
4 / 4
5 / 5
6 / 6
4 / 3
B1 Band Width mm (in.)40 (1.57)
ATF TypeATF DEXRON® II
Capacity (US qts, Imp.qts) Total
Drain and Refill7.2 (7.6, 6.3)
1.6 (1.7, 1.4)
SUPRA:
Type of TransmissionA340E
Type of Engine2JZ-GE
Torque Converter Clutch Stall Torque Ratio1.9 : 1
Lock-up MechanismEquipped
Gear Ratio 1st Gear
2nd Gear
3rd Gear
O/D Gear
Reverse Gear2.804
1.531
1.000
0.705
2.393
Number of Discs and Plates (Disc and Plate)
O/D Direct Clutch (C
0)
Forward Clutch (C
1)
Direct Clutch (C
2)
2nd Brake (B
2)
1st and Reverse Brake (B
3)
O/D Brake (B
0)
2 / 2
5 / 5
4 / 4
5 / 5
6 / 6
4 / 3
B1 Band Width mm (in.)40 (1.57)
ATF TypeATF DEXRON® II
Capacity (US qts, Imp.qts) Total
Drain and Refill7.2 (7.6, 6.3)
1.6 (1.7, 1.4)

A340E(Others) AUTOMATIC TRANSMISSIONDESCRIPTION -
AT-3
PREVIA:
Type of TransmissionA340E
Type of Engine2TZ-FZE
Torque Converter Clutch Stall Torque Ratio2.0 : 1
Lock-up MechanismEquipped
Gear Ratio 1st Gear
2nd Gear
3rd Gear
O/D Gear
Reverse Gear2.804
1.531
1.000
0.705
2.393
Number of Discs and Plates (Disc and Plate)
O/D Direct Clutch (C
0)
Forward Clutch (C
1)
Direct Clutch (C
2)
2nd Brake (B
2)
1st and Reverse Brake (B
3)
O/D Brake (B
0)
2 / 2
5 / 5
4 / 4
5 / 5
6 / 6
3 / 2
B1 Band Width mm (in.)40 (1.57)
ATF TypeATF DEXRON® II
Capacity (US qts, Imp.qts) Total
Drain and Refill7.2 (7.6, 6.3)
1.6 (1.7, 1.4)