clock TOYOTA SUPRA 1995 Service Repair Manual

Repair or replace A/C control assembly.
Check and replace A/C amplifier.
SwitchCheck result
ON
OFFNo continuity
Continuity
Remove A/C control assembly and disconnect con
nectors.
Check continuity of switch circuit in A/C control assembly.
1. Push the control switch on or Off.
2. Check continuity between terminals as follows.
FAND ± : Turn fan speed dial counterclockwise.
FAND + : Turn fan speed dial clockwise.
AC±68± AIR CONDITIONING SYSTEMTROUBLESHOOTING

COMPRESSOR REMOVAL
1. RUN ENGINE AT IDLE SPEED WITH A/C ON FOR
APPROX. 10 MINUTES
2. STOP ENGINE
3. REMOVE BATTERY
4. DISCHARGE REFRIGERANT IN REFRIGERATION
SYSTEM
5. REMOVE DRIVE BELT
Loosen the drive belt tension by turning the drive belt tension-
er clockwise, and remove the drive belt.
6. REMOVE POWER STEERING PUMP
7. DISCONNECT DISCHARGE HOSE AND SUCTION HOSE
FROM COMPRESSOR
NOTICE: Cap the open fittings immediately to keep mois-
ture out of the system.
8. REMOVE COMPRESSOR
(a) Disconnect connector from compressor.
(b) Remove engine under cover.
(d) Remove the 4 bolts, nut and stud bolt.
(d) Remove the compressor. AC±86
± AIR CONDITIONING SYSTEMCOMPRESSOR

A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONOVERDRIVE DIRECT CLUTCH -
AT-35
OVERDRIVE DIRECT CLUTCH
COMPONENTS
OVERDRIVE PLANETARY GEAR,
OVERDRIVE DIRECT CLUTCH AND
OVERDRIVE ONE-WAY CLUTCH
DISASSEMBLY
1. CHECK OPERATION OF ONE-WAY CLUTCH
Hold the O/D direct clutch drum and turn the input shaft.
Check that the input shaft turns freely clockwise and locks
counterclockwise.
2. REMOVE OVERDRIVE DIRECT CLUTCH ASSEMBLY
FROM OVERDRIVE PLANETARY GEAR
AT0DN-02
AT0DP-04

A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONOVERDRIVE DIRECT CLUTCH -
AT-42
again.
If the piston stroke is nonstandard, select another flange.
HINT: There are 6 different flange thicknesses.
Flange Thickness
mm (in.)
No.ThicknessNo.Thickness
163.6 (0.142)193.3 (0.130)
173.5 (0.138)203.2 (0.126)
183.4 (0.134)213.1 (0.122)
7. INSTALL OVERDRIVE DIRECT CLUTCH ASSEMBLY
(a) Align the flukes of the discs in the direct clutch.
(b) Install the direct clutch assembly onto the O/D planetary
gear.
8. CHECK OPERATION OF ONE-WAY CLUTCH
Hold the O/D direct clutch drum and turn the input shaft.
Check that the input shaft turns freely clockwise and locks
counterclockwise.

A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONFRONT PLANETARY GEAR -
AT-57
FRONT PLANETARY GEAR
COMPONENTS
PLANETARY SUN GEAR AND NO.1
ONE-W AY CLUTCH DISASSEMBLY
1. CHECK OPERATION OF NO.1 ONE-WAY CLUTCH
Hold the planetary sun gear and turn the second brake
hub. Check that the second brake hub turns freely clock-
wise and locks counterclockwise.
2. REMOVE 2 OIL SEAL RINGS
AT0E4-02
AT0E5-03

A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONFRONT PLANETARY GEAR -
AT-60
3. INSTALL THRUST WASHER ONTO PLANETARY SUN
GEAR
HINT: Make sure that the lug shapes match the holes on
the sun gear input drum.
4. INSTALL ASSEMBLED NO.1 ONE-WAY CLUTCH AND
SECOND BRAKE HUB ONTO PLANETARY SUN GEAR
5. CHECK OPERATION OF NO.1 ONE-WAY CLUTCH
(a) Hold the planetary sun gear and turn the second brake
hub.
(b) The second brake hub turns freely clockwise and locks
counterclockwise.
(c) Remove the one-way clutch and second brake hub.
6. INSTALL OIL SEAL RINGS
(a) Coat the 2 oil seal rings with AFT.
(b) Install the 2 oil seal rings onto the planetary sun gear.
NOTICE: Do not spread the ring ends too much.
HINT: After installing the oil seal rings, check that they ro-
tate smoothly.

A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONREAR PLANETARY GEAR -
AT-65
3. REMOVE REAR PLANETARY GEAR FROM REAR
PLANETARY RING GEAR
(a) Remove the No.1 thrust washer from the rear planetary
gear.
(b) Remove the assembled bearing and race from the rear
planetary ring gear.
4. CHECK OPERATION OF NO.2 ONE-WAY CLUTCH
Hold the planetary gear and turn the one-way clutch inner
race. The one-way clutch inner race must be able to turn
freely counterclockwise and locks clockwise.
5. REMOVE NO.2 ONE-WAY CLUTCH
(a) Remove the one-way clutch inner race from the rear
planetary gear.
(b) Using a screwdriver, remove the snap ring.

A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONREAR PLANETARY GEAR -
AT-67
2. INSTALL NO.2 THRUST WASHER
(a) Coat the thrust washer with petroleum jelly.
(b) Install the thrust washer onto the rear planetary gear.
HINT: Make sure that the lug shapes match the cutout
portions on the rear planetary gear.
3. INSTALL NO.2 ONE-WAY CLUTCH
(a) Install the one-way clutch and 2 retainers into the rear
planetary gear, as shown.
HINT: Make sure that the open ends of the guides on the
one-way clutch face upward.
(b) Using a screwdriver, install the snap ring.
(c) While turning it counterclockwise, install the one-way
clutch inner race to the rear planetary gear.
4. CHECK OPERATION OF NO.2 ONE-WAY CLUTCH
Hold the planetary gear and turn the one-way clutch inner
race. The one-way clutch inner race turns freely counter-
clockwise and locks clockwise.

A340E (2JZ-GTE) AUTOMATIC TRANSMISSIONCOMPONENT PARTS INSTALLATION -
AT-92
9. INSTALL FLANGE, PLATES AND DISCS OF SECOND
BRAKE
(a) Install the 1.8 mm (0.071 in.) thick plate with the rounded-
edge side of the plate facing the disc.
(b) Install the 5 plates and 5 discs.
Install in order: P=Plate D=Disc
D-P-D-P-D-P-D-P-D-P
(c) Install the flange with the rounded edge of the flange fac-
ing the disc.
(d) Using a screwdriver, install the snap ring.
10. CHECK PACK CLEARANCE OF SECOND BRAKE
Using a feeler gauge, measure the clearance between
the snap ring and flange.
Clearance:
0.49-1.1 1 mm (0.0193-0.0437 in.)
If the values are non-standard, check for improper instal-
lation.
11. INSTALL PLANETARY SUN GEAR
While turning the planetary sun gear clockwise, install it
into No.1 one-way clutch.
HINT: Confirm the thrust washer is installed correctly.
12. INSTALL FRONT PLANETARY GEAR
(a) Coat the bearing and race with petroleum jelly and install
them onto the front planetary gear.
Bearing and race diameter
mm (in.)
InsideOutside
Bearing35.4 (1.394)48.0 (1.890)
Race33.5 (1.319)47.8 (1.882)

A340E(Others) AUTOMATIC TRANSMISSIONOVERDRIVE DIRECT CLUTCH -
AT-44
OVERDRIVE DIRECT CLUTCH
COMPONENTS
OVERDRIVE PLANETARY GEAR,
OVERDRIVE DIRECT CLUTCH AND
OVERDRIVE ONE-WAY CLUTCH
DISASSEMBLY
1. CHECK OPERATION OF ONE-WAY CLUTCH
Hold the O/D direct clutch drum and turn the input shaft.
Check that the input shaft must be able to turn freely
clockwise and locks counterclockwise.
2. REMOVE OVERDRIVE DIRECT CLUTCH ASSEMBLY
FROM OVERDRIVE PLANETARY GEAR
AT05B-04
AT05C-08