Page 145 of 2543

A340F AUTOMATIC TRANSMISSIONSERVICE SPECIFICATIONS - A340F AUTOMATIC TRANSMISSIONSERVICE SPECIFICATIONS -
AT-39
SERVICE SPECIFICATIONS
SERVICE DATE
Oil Pump
Body clearance Standard0.07 - 0.15 mm 0.0028 - 0.0059 in.
Maximum0.3 mm 0.012 in.
Tip clearance Standard0.11 - 0.14 mm 0.0043 - 0.0055 in.
Maximum0.3 mm 0.012 in.
Side clearance Standard0.02 - 0.05 mm 0.0008 - 0.0020 in.
Maximum0.1 mm 0.004 in.
Pump body bushing inside diameterMaximum38.19 mm 1.5035 in.
Stator shaft bushing inside diameter
Front side Maximum21.58 mm 0.8496 in.
Rear side Maximum27.08 mm 1.0661 in.
Overdirve Direct Clutch
Clutch drum bushing inside diameterMaximum27.11 mm1.0673 in.
Overdrive direct clutch piston stroke1.77 - 2.07 mm 0.0697 - 0.0815 in.
Overdrive planetary gear bushing Maximum11.27 mm 0.4437 in.
Planetary pinion gear thrust clearance Standard
Maximum0.20 - 0.60 mm 0.0079 - 0.0236 in.
1.00 mm 0.0394 in.
Flange thickness No.16
No.17
No.18
No.19
No.20
No.213.6 mm 0.142 in.
3.5 mm 0.138 in.
3.4 mm 0.134 in.
3.3 mm 0.130 in.
3.2 mm 0.126 in.
3.1 mm 0.122 in.
Overdrive Brake
Piston stroke1.32 - 1.62 mm 0.0520 - 0.0638 in.
Flange thickness No.77
No.78
No.79
No.80
No.81
No.82
None3.3 mm 0.130 in.
3.5 mm 0.138 in.
3.6 mm 0.142 in.
3.7 mm 0.146 in.
3.8 mm 0.150 in.
3.9 mm 0.154 in.
4.0 mm 0.157 in.
Direct Clutch
Piston stroke1.03 - 1.33 mm 0.0405 - 0.0524 in.
Drum bushing inside diameter53.99 mm 2.1256 in.
Flange thickness No.33
No.32
No.31
No.30
No.29
No.28
No.27
No.343.0 mm 0.118 in.
3.1 mm 0.122 in.
3.2 mm 0.126 in.
3.3 mm 0.130 in.
3.4 mm 0.134 in.
3.5 mm 0.138 in.
3.6 mm 0.142 in.
3.7 mm 0.146 in.
AT06P-0E
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A340F AUTOMATIC TRANSMISSIONSERVICE SPECIFICATIONS - A340F AUTOMATIC TRANSMISSIONSERVICE SPECIFICATIONS -
AT-40
Forward Clutch
Pack clearance0.4 - 0.8 mm 0.016 - 0.031 in.
Drum bushing inside diameter24.08 mm 0.9480 in.
Flange thickness No.61
No.60
No.45
No.62
No.44
No.42
No.63
No.643.0 mm 0.118 in.
3.2 mm 0.126 in.
3.4 mm 0.134 in.
3.6 mm 0.142 in.
3.8 mm 0.150 in.
4.0 mm 0.157 in.
4.2 mm 0.165 in.
4.4 mm 0.173 in.
Second Coast Brake
Piston stroke1.5 - 3.0 mm 0.059 - 0.118 in.
Piston rod length72.9 mm 2.870 in.
71.4 mm2.811 in.
Front Planetary Gear
Maximum inside diameter24.08 mm 0.9480 in.
Planetary pinion gear thrust clearance Standard
Maximum0.20 - 0.60 mm 0.0079 - 0.0236 in.
1.00 mm 0.0394 in.
Planetary Sun Gear
Sun gear bushing inside diameterMaximum27.08 mm 1.0661 in.
Second Brake
Pack clearance0.50 - 1.76 mm 0.0197 - 0.0693 in.
First and Reverse Brake
Pack clearance0.50 - 1.02 mm 0.0197 - 0.0402 in.
Flange thickness No.50
No.51
No.52
No.53
No.54
No.555.0 mm 0.197 in.
4.8 mm 0.189 in.
4.6 mm 0.181 in.
4.4 mm 0.173 in.
4.2 mm 0.165 in.
4.0 mm 0.157 in.
Rear Planetary Gear
Planetary pinion gear thrust clearance Standard
Maximum0.20 - 0.60 mm 0.0079 - 0.0236 in.
1.00 mm 0.0394 in.
Page 147 of 2543

A340F AUTOMATIC TRANSMISSIONSERVICE SPECIFICATIONS - A340F AUTOMATIC TRANSMISSIONSERVICE SPECIFICATIONS -
AT-41
Valve Body Spring
SpringFree length and Coil outer
diameter mm (in.)Total No. of coils and Color
Upper valve body
Secondary regulator valve30.9 (1.217) 11.2 (0.441)10.5 Blue
Lock-up relay valve21.4 (0.843) 5.5 (0.217)17.5 Light Gray
3 - 4 shift valve30.8 (1.213) 9.7 (0.382)10.5 Purple
Down shift plug27.3 (1.075) 8.7 (0.343)12.5 Yellow
Throttle valve20.6 (0.811) 9.2 (0.362)
or 23.3 (0.917) 9.2 (0.362)9.5 Blue
9.5 White
Second coast modulator valve25.3 (0.996) 8.6 (0.339)11.5 Orange
Cut-back valve21.8 (0.858) 6.0 (0.236)13.5 Red
2 - 3 shift valve30.8 (1.213) 9.7 (0.382)10.5 Blue
Low coast modulator valve30.4 (1.197) 8.3 (0.327)10.5Light Green
Lower valve body
Check valve20.2 (0.796) 12.1 (0.476)6.5 None
Pressure relief valve11.2 (0.441) 6.4 (0.252)7.5 None
1 - 2 shift valve30.8 (1.213) 9.7 (0.382)10.5 Purple
Primary regulator valve62.3 (2.453) 18.6 (0.732)12.5 Purple
Accumulator control valve33.9 (1.335) 8.8 (0.346)12.0 Pink
Valve Body Key
KeyHeight
mm (in.)Width
mm (in.)Thickness
mm (in.)
Upper valve body
Low coast modulator valve14.5 (0.571)5.0 (0.197)3.2 (0.126)
2 - 3 shift valve14.0 (0.551)5.0 (0.197)3.2 (0.126)
Cut-back valve15.0 (0.591)5.0 (0.197)3.2 (0.126)
Secondary regulator valve14.0 (0.551)5.0 (0.197)3.2 (0.126)
Lock-up relay valve21.2 (0.835)5.0 (0.197)3.2 (0.126)
3 - 4 shift valve16.5 (0.650)5.0 (0.197)3.2 (0.126)
2nd coast modulator valve16.5 (0.650)5.0 (0.197)3.2 (0.126)
Lower valve body
Accumulator control valve21.2 (0.835)5.0 (0.197)3.2 (0.126)
1 - 2 shift valve16.5 (0.650)6.0 (0.236)3.2 (0.126)
Primary regulator valve16.2 (0.638)5.0 (0.197)3.2 (0.126)
Transmission Case
Transmission case bushing Maximum38.19 mm 1.5035 in.
Output Shaft
Thrust play0.27 - 0.86 mm 0.0106 - 0.0339 in.
Accumulator Spring
Spring (Color)Free length mm (in.)Outer diameter mm(in.)
B2(Yellow)70.5 (2.776)19.7 (0.776)
C2(Blue)68.5 (2.698)20.2 (0.795)
B0(Light Green)69.7 (2.744)16.7 (0.657)
C0(White)67.0 (2.638)17.8 (0.701)
Page 148 of 2543
A340F AUTOMATIC TRANSMISSIONSERVICE SPECIFICATIONS -
AT-42
TORQUE SPECIFICATION
Part tightenedN´mkgf´cmft´lbf
Stator shaft x Oil pump body101007
Upper valve body x Lower valve body6.46556
Detent spring x Valve body101007
Parking lock pawl bracket7.47565 in.´lbf
Overdrive support x Transmission case2526019
Oil pump x Transmission case2222016
Valve body x Transmisson case101007
Oil strainer x Valve body101007
Solenoid x Valve body101007
Oil pan x Transmission case7.47565 in.´lbf
Transmission housing 14 mm bolt
17 mm bolt34
57345
58025
42
Union2930022
Vehicle speed sensor1616012
Park/Neutral position switch6.97061 in.´lbf
Park/Neutral position switch adjusting bolt131309
Control shaft lever1616012
Transmission case x Transfer adaptor3434525
Transfer adaptor x Transfer3637027
Dynamic damper3738027
AT06Q-0D
Page 149 of 2543

A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONDESCRIPTION -
AT-1
DESCRIPTION
GENERAL DESCRIPTION
The A340E automatic transmission is a 4-Speed Electronically Controlled Transmission with an intelli-
gent control. The A340E automatic transmission have the following features.
When shifting, the clutch hydraulic pressure in the transmission is controlled by the ECM to reduce
transmission shift shock.to reduce transmission shift shock.
A new type of ATF (ATF Type T-II) is used which provides improved shifting characteristics and
prevents deterioration in the ATF over time.
HINT: The A340E automatic transmission use ATF Type T-II or equivalent.
A super flow torque converter clutch is used to improve transmission efficiency.
The A340E automatic transmission is mainly composed of a torque converter clutch with lock-up
clutch, a 4-speed planetary gear unit, a hydraulic control system and an electronic control system.
To minimize the possibility of incorrect operation of the automatic transmission, a shift lock mechanism
has also been added.
AT0D4-06
Page 150 of 2543
A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONDESCRIPTION -
AT-2
Transmission Specifications
Type of TransmissonA340E
Type of Engine2JZ-GTE
Torque Converter Clutch Stall Torque Ratio2.000 : 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)
No.2 Brake (B
2)
1st and Reverse Brake (B
3)
O/D Brake (B
0)
2 / 2
7 / 7
5 / 5
5 / 5
7 / 7
5 / 5
Sedond Coast Brake Band Width mm (in.)40 (1.57)
ATF TypeATF Type T-II or equivalent
Capacity Liter (US qts, Imp.qts) Total
Drain and Refill8.2 (8.7 , 7.2)
1.9 (2.0 , 1.7)
Page 151 of 2543
A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONOPERATION -
AT-3
OPERATION
1. OPERATING CONDITIONSAT0PT-03
Page 152 of 2543
A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONOPERATION -
AT-4
2. COMPONENTS FUNCTION