key TOYOTA SUPRA 1995 Service Repair Manual

A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONSERVICE SPECIFICATIONS -
AT-25
Valve Body key
KeyHight
mm (in.)Width
mm (in.)Thickness
mm (in.)
Upper valve body
Check valve10.0 (0.394)5.0 (0.197)3.2 (0.126)
Check valve19.0 (0.748)5.0 (0.197)3.2 (0.126)
Reverse control valve16.0 (0.630)5.0 (0.197)3.2 (0.126)
2-3 Shift valve12.5 (0.492)5.0 (0.197)3.2 (0.126)
C1 Accumularor37.5 (1.476)5.0 (0.197)3.2 (0.126)
C1 Orifice control valve12.5 (0.492)5.0 (0.197)3.2 (0.126)
Secondary regulator valve10.0 (0.394)5.0 (0.197)3.2 (0.126)
3-4 Shift valve11.5 (0.453)5.0 (0.197)3.2 (0.126)
Lock-up relay valve21.2 (0.835)5.0 (0.197)3.2 (0.126)
Lower valve body
1-2 Shift valve14.0 (0.551)5.0 (0.197)3.2 (0.126)
Coast modulator valve14.0 (0.551)5.0 (0.197)3.2 (0.126)
Coast modulator valve14.0 (0.551)5.0 (0.197)3.2 (0.126)
Primary regulator valve13.0 (0.521)5.0 (0.197)3.2 (0.126)
Lock-up control valve14.5 (0.570)5.0 (0.197)3.2 (0.126)
Cut back valve8.5 (0.335)5.0 (0.197)3.2 (0.126)
Solenoid relay valve12.5 (0.492)5.0 (0.197)3.2 (0.126)
Solenoid modulator valve14.5 (0.570)5.0 (0.197)3.2 (0.126)
Cut off valve19.0 (0.748)5.0 (0.197)3.2 (0.126)
Accumulator control valve29.0 (1.142)5.0 (0.197)3.2 (0.126)
Accumulator Spring
SpringFree length / Outer diameter
mm (in.)Color
B275.25 (2.9626) / 19.97 (0.7862)White & Red
C2(Inner)40.0 (1.575) / 14.11 (0.5556)White & Dark blue
C2(Outer)77.51 (3.0516) / 20.1 (0.791)Light Blue
B066.97 (2.6366) / 16.24 (0.6394)White & Blue
C0(Outer)63.35 (2.5728) / 20.59 (0.8106)White & Orange
C0(Inner)38.42 (1.5126) / 14.03 (0.5524)White

A340E(Others) AUTOMATIC TRANSMISSIONSERVICE SPECIFICATIONS -
AT-30
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.
Extension Housing
Extension housing bushing Maximum40.09 mm 1.5783 in.
Output Shaft
Thrust play0.27 - 0.86 mm 0.0106 - 0.0339 in.

A340H AUTOMATIC TRANSMISSIONSERVICE SPECIFICATIONS - A340H AUTOMATIC TRANSMISSIONSERVICE SPECIFICATIONS -
AT-35
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)5.0 (0.197)3.2 (0.126)
Primary regulator valve16.2 (0.638)5.0 (0.197)3.2 (0.126)
Output Shaft
Thrust play0.27 - 0.86 mm 0.0106 - 0.0339 in.

A340H AUTOMATIC TRANSMISSIONSERVICE SPECIFICATIONS - A340H AUTOMATIC TRANSMISSIONSERVICE SPECIFICATIONS -
AT-36
Transfer Direct Clutch
Piston stroke2.28 - 2.68 mm 0.0898 - 0.1055 in.
Drum bushing inside diameter47.65 mm 1.8760 in.
Flange thickness3.9 mm 0.154 in.
4.1 mm 0.161 in.
4.3 mm 0.169 in.
4.5 mm 0.177 in.
Transfer Low Speed Brake
Center support bushing inside diameter35.08 mm 1.3811 in.
Ring gear flange bushing inside diameter35.08 mm 1.3811 in.
Planetary gear bushing inside diameter18.08 mm 0.7118 in.
Planetary pinion gear thrust clearance STD
Maximum0.30 - 0.60 mm 0.0118 - 0.0236 in.
1.00 mm 0.0394 in.
Transfer Front Drive Clutch
Piston stroke2.38 - 3.22 mm 0.0937 - 0.1268 in.
Transfer Valve Body Spring
SpringFree length and Coil outer
diameter mm (in.)Total No. of coils and Color
Upper valve body
Direct clutch accumulator valve55.7 (2.193) 18.3 (0.720)11.1 Blue
Center valve body
Accumulator control valve29.3 (1.154) 8.2 (0.323)11.8 White
Low-high relay valve31.7 (1.248) 8.5 (0.335)11.2 Light Blue
Low shift valve29.2 (1.213) 8.2 (0.323)
Lower valve body
Low-high shift timing valve33.1 (1.303) 8.7 (0.343)15.0 Red
Low-high orifice control valve29.7 (1.196) 9.0 (0.354)12.3 Green
Transfer Valve Body Key
KeyHeight
mm (in.)Width
mm (in.)Thickness
mm (in.)
Upper valve body
Direct clutch accumulator valve9.5 (0.374)9.5 (0.374)3.2 (0.126)
Center valve body
Accumulator control valve21.2 (0.835)5.0 (0.197)3.2 (0.126)
Low-high relay valve8.5 (0.335)5.0 (0.197)3.2 (0.126)
Low shift valve9.5 (0.374)5.0 (0.197)3.2 (0.126)
Lower valve body
Low-high shift timing valve8.5 (0.335)5.0 (0.197)3.2 (0.126)
Low-high orifice control valve8.5 (0.335)5.0 (0.197)3.2 (0.126)

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)

A340E(Others) AUTOMATIC TRANSMISSIONCOMPONENT PARTS REMOVAL -
AT-24
(c) Remove the oil apply tube and gasket from the extension
housing.
11. SUPRA:
REMOVE SPEEDOMETER DRIVE GEAR AND BALL
(a) Using snap ring pliers, remove the snap ring.
(b) Remove the speedometer drive gear and ball.
12. SUPRA:
REMOVE SENSOR ROTOR AND KEY
(a) Remove the sensor rotor and key.
(b) Using snap ring pliers, remove the snap ring.
13. OTHERS:
REMOVE SPEEDOMETER DRIVE GEAR AND BALL
(a) Using snap ring pliers, remove the snap ring.
(b) Remove the speedometer drive gear and ball.
14. OTHERS:
REMOVE SENSOR ROTOR AND KEY
(a) Remove the sensor rotor and key.
(b) Using snap ring pliers, remove the snap ring.

A340E(Others) AUTOMATIC TRANSMISSIONCOMPONENT PARTS INSTALLATION -
AT-125
36. INSTALL OIL PAN
(a) Remove any packing material and be careful not to drop
oil on the contacting surfaces of the transmission case
and oil pan.
(b) Apply seal packing to the oil pan.
Seal packing:
Part No. 08826-00090, THREE BOND 1281 or equiva-
lent
(c) Install and torque the 19 bolts.
Torque: 7.4 N´m (75 kgf´cm, 65 in.´lbf)
37. INSTALL SENSOR ROTOR AND KEY
SUPRA:
OTHERS:
(a) Using snap ring pliers, install the snap ring.
(b) Install the key on the output shaft.
(c) Align the groove of the sensor rotor with the key, install the
sensor rotor.

3. INSPECT KEY INTERLOCK SOLENOID
(a) Disconnect the solenoid connector.
(b) Usin g an oh mme te r, me a su re th e re sista n ce be twe e n
terminals 1 and 2.
Standard resistance:
12±17

If resistance value is not as specified, replace the solenoid.
(c) Touch the solenoid with your finger and check that solenoid
operation can be felt when battery positive voltage is applied
intermittently to the terminals 1 and 2.
If the solenoid does not operated, replace the solenoid.
4. INSPECT SHIFT LOCK CONTROL SWITCH
Inspect that there is continuity between each terminal.
 
 Shift position
 
 Tester condition to
terminal number 
 Specified value
 P position (ReleasePPContinuity P osition (Release
button is not pushed)P±P1Continuity
 RND2LpositionPPContinuityR, N, D, 2, L positionP±P2Continuity
AT1±30± AT340E (2JZ±GE) AUTOMATIC TRANSMISSIONSHIFT LOCK SYSTEM

3. INSPECT KEY INTERLOCK SOLENOID
(a) Disconnect the solenoid connector.
(b) Usin g an oh mme te r, me a su re th e re sista n ce be twe e n
terminals 1 and 2.
Standard resistance:
12±17

If resistance value is not as specified, replace the solenoid.
(c) Touch the solenoid with your finger and check that solenoid
operation can be felt when battery positive voltage is applied
intermittently to the terminals 1 and 2.
If the solenoid does not operate, replace the solenoid.
4. INSPECT SHIFT LOCK CONTROL SWITCH
Inspect that there is continuity between each terminal.
 
 Shift position
 
 Tester condition to
terminal number 
 Specified value
 
 P position (Release
button is not pushed) 
 P±P1
 
 Continuity
 R, N, D, 2, L position P±P2
 Continuity
AT2±30± A340E (2JZÐGTE) AUTOMATIC TRANSMISSIONSHIFT LOCK SYSTEM

KEY UNLOCK WARNING INSPECTION
1. INSPECT INTEGRATION RELAY OPERATION
(a) Connect the positive (+) lead from the battery to terminal 1,
the negative (±) lead to terminals 5 and 10.
(b) Check that the buzzer sounds when the negative (±) lead
from the battery is connected to terminal 6.
If operation is not as specified, replace the relay.
2. INSPECT RELAY CIRCUIT
See page BE±18
± BODY ELECTRICAL SYSTEMIGNITION SWITCHBE±9