TOYOTA SUPRA 1995 Service Repair Manual

PARK/NEUTRAL POSITION SWITCH
REPLACEMENT
1. REMOVE FRONT EXHAUST PIPE
(See page EG±83)
2. DISCONNECT PARK/NEUTRAL POSITION SWITCH
CONNECTOR
3. REMOVE PARK/NEUTRAL POSITION SWITCH
(a) Remove the control shaft lever.
(b) Pry off the lock washer and remove the nut.
(c) Remove the bolt and pull out the park/neutral position switch.
4. INSTALL AND ADJUST PARK/NEUTRAL POSITION
SWITCH
5. CONNECT PARK/NEUTRAL POSITION SWITCH
CONNECTOR
6. INSTALL FRONT EXHAUST PIPE
(See page EG±127)
A/T FLUID TEMP. SENSOR
REPLACEMENT
1. DISCONNECT A/T FLUID TEMP. SENSOR CONNECTOR
2. REMOVE A/T FLUID TEMP. SENSOR
(a) Remove the A/T fluid temp. sensor.
(b) Remove the O±ring.
3. INSTALL A/T FLUID TEMP. SENSOR
(a) Coat a new O±ring with A/T fluid and install it to the A/T fluid
temp. sensor.
(b) Install the A/T fluid temp. sensor.
VTorque: 15 NVm (150 kgfVcm, 11 ftVlbf)
4. CONNECT A/T FLUID TEMP. SENSOR CONNECTOR
KICK±DOWN SWITCH REPLACEMENT
1. REMOVAL OF KICK±DOWN SWITCH
(a) Remove the 3 bolts and kick±down switch.
(b) Disconnect the kick±down switch connector.
2. INSTALLATION OF KICK±DOWN SWITCH
(a) Connect the kick±down switch connector.
(b) Install the kick±down switch and 3 bolts.
± AT340E (2JZ±GE) AUTOMATIC TRANSMISSIONON±VEHICLE REPAIRAT1±15

VALVE BODY REMOVAL
Installation is in the reverse order of removal.
INSTALLATION HINT: After installation, fill A/T fluid and
check fluid level. (See page AT1±42)
1. RAISE VEHICLE AND CLEAN TRANSMISSION
EXTERIOR
To prevent contamination, clean the exterior of the transmis-
sion.
2. DRAIN TRANSMISSION
Remove the drain plug and drain fluid into a suitable contain-
er.
Torque: 20 NVm (205 kgfVcm, 15 ftVlbf)
3. REMOVE OIL PAN
REMOVAL NOTICE: Some fluid will remain in the oil pan.
(a) Remove the 19 bolts.
Torque: 7.4 NVm (75 kgfVcm, 65 in.Vlbf)
(b) Install the blade of SST between the transmission case and
oil pan, cut off applied sealer and then remove the oil pan.
SST 09032±00100
REMOVAL NOTICE: When removing the oil pan, be care-
ful not to damage the oil pan flange.
INSTALLATION HINT:
w Remove any packing material and be careful not to drop
oil on the contacting surfaces of the oil pan and
transmission case.
w Clean contacting surfaces of any residual packing
material using gasoline or alcohol.
w Apply FIPG to the oil pan.
FIPG:
Part No. 08826±00090, THREE BOND 1281 or equivalent
w Install the oil pan within 10 minutes after applying FIPG. AT1±16
± AT340E (2JZ±GE) AUTOMATIC TRANSMISSIONON±VEHICLE REPAIR

4. WHEN REPLACING 3 SOLENOIDS
(a) Disconnect the connectors from the solenoids.
(b) Remove the solenoid mounting bolts.
Torque: 10 NVm (100 kgfVcm, 7 ftVlbf)
(c) Remove the solenoids.
5. REMOVE OIL STRAINER
REMOVAL NOTICE: Be careful as some fluid will come
out with the oil strainer.
Remove the 3 bolts, and the oil strainer and gasket.
Torque: 10 NVm (100 kgfVcm, 7 ftVlbf)
INSTALLATION HINT: If necessary, replace the strainer or
case gasket.
6. REMOVE OIL PIPES
Pry up both pipe ends with a large screwdriver and remove
the 2 pipes.
INSTALLATION NOTICE: Make sure that the oil pipes or
the magnets do not interfere with the oil pan.
± AT340E (2JZ±GE) AUTOMATIC TRANSMISSIONON±VEHICLE REPAIRAT1±17

7. DISCONNECT CONNECTORS FROM EACH SOLENOID
8. REMOVE VALVE BODY
(a) Remove the 17 bolts.
Torque: 10 NVm (100 kgfVcm, 7 ftVlbf)
INSTALLATION HINT: Each bolt length is indicated in the il-
lustration.
(b) Remove the 2 C
o accumulator piston springs.
w C0 accumulator piston spring
 
 Spring
 
 Outer
 
 Inner
 Free length74.6 (2.937)46.0 (1.811)
 Outer diameter20.9 (0.823)14.0 (0.551) 
 ColorOrangeYellow
(c) Disconnect the throttle cable from the cam.
(d) Remove the valve body.
REMOVAL HINT: Be careful not to drop the check ball body
and spring.
INSTALLATION HINT:
wInstall the body together the check ball body and spring.
wAlign the groove of the manual valve to the pin of the
lever. AT1±18
± AT340E (2JZ±GE) AUTOMATIC TRANSMISSIONON±VEHICLE REPAIR

PARKING LOCK PAWL REMOVAL
Installation is in the reverse order of removal.
1. REMOVE VALVE BODY (See page AT1±16)
2. REMOVE PARKING LOCK PAWL BRACKET
INSTALLATION HINT:
w Push the lock rod fully forward.
w Install the 3 bolts finger tight.
w Check that the parking lock pawl operates smoothly.
Torque: 7.4 NVm (75 kgfVcm, 65 in.Vlbf)
3. REMOVE SPRING FROM PARKING LOCK PAWL SHAFT
4. REMOVE PARKING LOCK PAWL AND SHAFT
THROTTLE CABLE REPLACEMENT
1. DISCONNECT THROTTLE CABLE
(a) Disconnect the cable housing from the bracket.
(b) Disconnect the cable from the throttle linkage.
(c) Disconnect the cable from the torque converter clutch
housing.
± AT340E (2JZ±GE) AUTOMATIC TRANSMISSIONON±VEHICLE REPAIRAT1±19

2. REMOVE VALVE BODY
(See page AT1±16)
3. PUSH THROTTLE CABLE OUT OF TRANSMISSION
CASE
Remove the retaining bolt and pull out the throttle cable.
4. INSTALL THROTTLE CABLE
Install the retaining bolt and push in the throttle cable.
5. INSTALL VALVE BODY
(See page AT1±16)
6. IF THROTTLE CABLE IS NEW, STAKE STOPPER ON
INNER CABLE
(a) Pull in the slack of the inner cable.
(b) Stake the stopper, as shown, 0±1 mm (0±0.04 in.) from the
end of outer cable.
OIL SEAL REPLACEMENT
1. RAISE VEHICLE AND POSITION PAN TO CATCH ANY
FLUID THAT MAY DRIP
2. REMOVE PROPELLER SHAFT TOGETHER WITH
CENTER BEARING
3. REMOVE REAR OIL SEAL
NOTICE: Clean the extension housing before removing
the oil seal.
Using SST, remove the oil seal.
SST 09308±10010
4. INSTALL NEW OIL SEAL
Using SST and a hammer, drive in a new oil seal as far as it
will go.
SST 09325±40010
5. INSTALL PROPELLER SHAFT
6. LOWER VEHICLE AND CHECK FLUID LEVEL
(See page AT1±42)
Add fluid as necessary.
NOTICE: Do not overfill.
Fluid type:
ATF DEXRON[ II
AT1±20± AT340E (2JZ±GE) AUTOMATIC TRANSMISSIONON±VEHICLE REPAIR

EXTENSION HOUSING REMOVAL
Installation is in the reverse order of removal.
INSTALLATION HINT: After installation, fill A/T fluid and
check fluid lever. (See page AT1±42)
1. RAISE VEHICLE AND POSITION PAN TO CATCH ANY
FLUID THAT MAY DRIP
2. REMOVE PROPELLER SHAFT TOGETHER WITH
CENTER BEARING.
3. DISCONNECT NO. 1 AND NO. 2 VEHICLE SPEED
SENSOR CONNECTORS AND REMOVE SENSORS
4. REMOVE SPEEDOMETER DRIVEN GEAR
5. JACK UP TRANSMISSION SLIGHTLY
Securely support the transmission on a transmission jack.
Lift the transmission slightly to remove weight from the rear
support member.
6. REMOVE REAR SUPPORT MEMBER
Remove the 4 bolts, nuts and support member.
Torque: 25 NVm (260 kgfVcm, 19 ftVlbf)
7. REMOVE TRANSMISSION MOUNTING BRACKET
Remove the 4 bolts and bracket from the transmission.
Torque: 25 NVm (250 kgfVcm, 18 ftVlbf)
8. REMOVE EXTENSION HOUSING AND GASKET
Remove the 6 bolts. If necessary, tap the extension housing
with a plastic hammer or block of wood to loosen it.
INSTALLATION HINT: The 2 lower bolts are shorter.
Torque: 36 NVm (370 kgfVcm, 27 ftVlbf)
± AT340E (2JZ±GE) AUTOMATIC TRANSMISSIONON±VEHICLE REPAIRAT1±21

ASSEMBLY REMOVAL AND
INSTALLATION
Remove and install the part, as shown.
AT1±22± AT340E (2JZ±GE) AUTOMATIC TRANSMISSIONASSEMBLY REMOVAL AND INSTALLATION

TRANSMISSION REMOVAL
Installation is in the reverse order of removal.
INSTALLATION HINT: After installation, fill A/T fluid and
check fluid level. (See page AT1±42)
1. REMOVE A/T FLUID LEVEL GAUGE
2. REMOVE FILLER PIPE
Remove the bolt and pipe.
3. DISCONNECT THROTTLE CABLE
4. REMOVE EXHAUST PIPE
(See page EG±83)
5. REMOVE HEAT INSULATOR
Remove the 4 nuts and the heat insulator.
Torque: 5.4 NVm (55 kgfVcm, 48 in.Vlbf)
± AT340E (2JZ±GE) AUTOMATIC TRANSMISSIONASSEMBLY REMOVAL AND INSTALLATIONAT1±23

6. REMOVE REAR CENTER FLOOR CROSSMEMBER
BRACE
Normal Roof:
Remove the 4 bolts and center floor crossmember brace.
Torque: 13 NVm (130 kgfVcm, 9 ftVlbf)
Sport Roof:
Remove the 6 bolts and center floor crossmember brace.
Torque: 13 NVm (130 kgfVcm, 9 ftVlbf)
7. REMOVE PROPELLER SHAFT
(See page PR±7)
8. REMOVE SHIFT CONTROL ROD
(a) Remove the nut from shift lever.
INSTALLATION HINT: Inspect and adjust the park/ neutral
position switch.
(b) Remove the nut and control rod with the control shaft lever.
Torque: 16 NVm (160 kgfVcm, 12 ftVlbf)
9. DISCONNECT THESE CONNECTORS
w No.1 vehicle speed sensor connector
w No.2 vehicle speed sensor connector
w Solenoid wire connector
w Sensor cover
w A/T fluid temp. sensor connector
w Park/neutral position switch connector
10. DISCONNECT 3 WIRE CLAMPS FROM THE BRACKET
ON TRANSMISSION AT1±24
± AT340E (2JZ±GE) AUTOMATIC TRANSMISSIONASSEMBLY REMOVAL AND INSTALLATION