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A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONVALVE BODY -
AT-77
3. REMOVE 4 SOLENOIDS
(a) Remove No.1 and No.2 solenoids.
(b) Remove the O-ring from No.1 and No.2 solenoids.
(c) Remove the lock plate and No.3 and No.4 solenoids.
4. REMOVE OIL STRAINER AND PRESSURE RELIEF
VA LV E
5. TURN OVER ASSEMBLY AND REMOVE NO.5 SOLE-
NOID VALVE
6. REMOVE 28 BOLTS
7. LIFT OFF UPPER VALVE BODY AND PLATE
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A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONUPPER VALVE BODY -
AT-78
UPPER VALVE BODY
COMPONENTS
AT0ER-02
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A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONUPPER VALVE BODY - A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONUPPER VALVE BODY -
AT-79
VALVE BODY SPRING SPECIFICATIONS
HINT: During reassembly please refer to the spring specifications below to help you to differentiate the
different springs.
MarkName (Color)Free length / Outer diameter
mm (in.)Total No. of coils
(A)Lock-up relay valve (Red)23.42 (0.9220) / 5.86 (0.2307)12.25
(B)Secondary regulator valve (Blue)32.79(1.2909) / 9.4 (0.3700)12.75
(C)C1 Orifice control valve (White)37.13 (1.4618) / 11.14 (0.4316)11.25
(D)C1 Orifice control valve (None)21.50 (0.8465) / 7.76 (0.3055)11.50
(E)C1 Accumulator (Pink)75.26 (2.9623) / 15.02 (0.5193)17.06
(F)2-3 Shift valve (Purple)30.77 (1.2114) / 9.70 (0.3819)10.50
(G)3-4 Shift valve (Purple)30.77 (1.2114) / 9.70 (0.3819)10.50
(H)Reverse control valve (None)25.58 (1.0070) / 8.64 (0.3402)8.75
AT0ES-04
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A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONUPPER VALVE BODY -
AT-80
RETAINERS AND CHECK BALLS LOCATION
1. RETAINERS
MarkRetainerHeight / Width / Thickness
mm (in.)
(A)Check valve10.0 (0.394) / 5.0 (0.197) / 3.2 (0.126)
(B)Check valve19.0 (0.748) / 5.0 (0.197) / 3.2 (0.126)
(C)Reverse control valve16.0 (0.630) / 5.0 (0.197) / 3.2 (0.126)
(D)2-3 Shift valve12.5 (0.492) / 5.0 (0.197) / 3.2 (0.126)
(E)C1 Accumulator37.5 (1.476) / 5.0 (0.197) / 3.2 (0.126)
(F)C1 Orifice control valve12.5 (0.492) / 5.0 (0.197) / 3.2 (0.126)
(G)Secondary regulator valve10.0 (0.394) / 5.0 (0.197) / 3.2 (0.126)
(H)3-4 Shift valve11.5 (0.453) / 5.0 (0.197) / 3.2 (0.126)
(J)Lock-up relay valve21.2 (0.835) / 5.0 (0.197) / 3.2 (0.126)
AT0ET-04
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A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONUPPER VALVE BODY -
AT-81
2. CHECK BALLS
MarkCheck ballDiameter mm (in.)
(A)Rubber ball6.35 (0.250)
(B)Rubber ball5.54 (0.2181)
Page 230 of 2543
A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONLOWER VALVE BODY -
AT-82
LOWER VALVE BODY
COMPONENTS
AT0EU-02
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A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONLOWER VALVE BODY - A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONLOWER VALVE BODY -
AT-83
VALVE BODY SPRINGS SPECIFICATIONS
HINT: During reassembly please refer to the spring specifications below to help you to differentiate the
different springs.
MarkName (Color)Free length / Outer diameter
mm (in.)Total No. of coils
(A)Primary regulator valve (Blue)45.62 (1.7961) / 16.88 (0.6446)9.5
(B)Lock-up control valve (White)18.52 (0.7291) / 5.30 (0.209)12.75
(C)Cut back valve (None)18.80 (0.740) / 7.48 (0.2995)7.50
(D)Solenoid relay valve (None)18.80 (0.740) / 7.48 (0.2995)7.50
(E)Solenoid modulator valve (Yellow)32.13 (1.2650) / 8.00 (0.3150)15.75
(F)Cut off valve (None)20.30 (0.719) / 6.10 (0.240)12.75
(G)Accumulator control valve (White)31.17 (1.2272 / 8.85 (0.3484)12.50
(H)1-2 Shift valve (Purple)30.77 (1.2114) / 9.70 (0.382)10.50
(I)Coast modulator valve (Green)21.83 (0.8594) / 8.00 (0.3150)10.5
(J)
*Coast modulator valve (Blue)
(Light Blue)
(White)26.09 (1.0272) / 8.19 (0.3224)
26.60 (1.0472) / 8.19 (0.3224)
27.11 (1.0673) / 8.19 (0.3224)12.0
12.0
12.0
* One of the 3 types of spring is installed.
AT0EV-04
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A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONLOWER VALVE BODY -
AT-84
RETAINERS LOCATION
MarkRetainerHeight / Width / Thickness
mm (in.)
(A)1-2 Shift valve14.0 (0.551) / 5.0 (0.197) / 3.2 (0.126)
(B)Coast modulator valve14.0 (0.551) / 5.0 (0.197) / 3.2 (0.126)
(C)Coast modulator valve14.0 (0.551) / 5.0 (0.197) / 3.2 (0.126)
(D)Primary regulator valve13.0 (0.521) / 5.0 (0.197) / 3.2 (0.126)
(E)Lock-up control valve14.5 (0.570) / 5.0 (0.197) / 3.2 (0.126)
(F)Cut back valve8.5 (0.335) / 5.0 (0.197) / 3.2 (0.126)
(G)Solenoid relay valve12.5 (0.492) / 5.0 (0.197) / 3.2 (0.126)
(H)Solenoid modulator valve14.5 (0.570) / 5.0 (0.197) / 3.2 (0.126)
(I)Cut off valve19.0 (0.748) / 5.0 (0.197) / 3.2 (0.126)
(J)Accumulator control valve29.0 (1.142) / 5.0 (0.197) / 3.2 (0.126)
AT0EW-02