TOYOTA SUPRA 1995 Service Repair Manual

2JZ±GTE:
Oil grade:
API grade SH Energy±Conserving II multigrade engine
oil or ILSAC multigrade engine oil. Recommended
viscosity is given in the following chart.
Drain and refill capacity:
w/ Oil filter change
5.0 liters (5.3 US qts, 4.4 lmp. qts)
w/o Oil filter change
4.7 liters (5.0 US qts, 4.1 lmp. qts)
7. REPLACE ENGINE COOLANT
(See coolant replacement in Cooling System)
Capacity (w/ Heater):
2JZ±GE
M/T
7.3 liters (7.7 US qts, 6.4 lmp. qts)
A/T
8.3 liters (8.8 US qts, 7.3 lmp. qts)
2JZ±GTE
M/T
9.5 liters (10.0 US qts, 8.4 lmp. qts)
A/T
9.4 liters (9.9 US qts, 8.3 lmp. qts)
HINT:
wUse a good brand of ethylene±glycol base coolant and
mix it according to the manufacturer's directions.
wUsing coolant which includes more than 50%
ethylene±glycol (but not more than 70%) is
recommended.
NOTICE:
wDo not use a alcohol type coolant.
wThe coolant should be mixed with demineralized water or
distilled water.
8. INSPECT CHARCOAL CANISTER
(a) Remove the charcoal canister.
(b) Visually inspect the canister case.
(c) Check for crogged each port and stuck check valve.
wUsing low compressed air (4.71 kPa (48 gf/cm2, 0.68
psi)), blow into port C and check that air flows without
resistance from the other ports. MA±8
± MAINTENANCEMAINTENANCE OPERATIONS

wBlow low compressed air (4.71 kPa (48 gf/cm2, 0.68
psi)) into port A and check that air does not flow from the
other ports.
If operation is not as specified, replace the charcoal canister.
w2JZ±GTE:
Blow low compressed air (4.71 kPa (48 gf/cm
2, 0.68
psi)) into port B and check that air does not flow from the
other ports.
If operation is not as specified, replace the charcoal canister.
(d) Clean the filter in the canister.
Clean the filter by blowing 294 kPa (3 kgf/cm
2, 43 psi) of com-
pressed air into port C while holding port A and B (2JZ±GTE
only) closed.
NOTICE:
wDo not attempt to wash the canister.
wNo activated carbon should come out.
(e) Reinstall the charcoal canister.
9. REPLACE GASKET IN FUEL TANK CAP
(a) Remove the old gasket from the tank cap. Do not damage the
cap.
(b) Install a new gasket by hand.
(c) Check the cap for damage or cracks.
(d) Install the cap and check the torque limiter.
10. INSPECT FUEL LINES AND CONNECTIONS
Visually check the fuel lines for cracks, leakage, loose con-
nections, deformation or tank band looseness.
11. INSPECT EXHAUST PIPES AND MOUNTINGS
Visually check the pipes, hangers and connections for se-
vere corrosion, leaks or damage.
12. ADJUST VALVE CLEARANCE
(See valve clearance inspection and adjustment in En-
gine Mechanical)
Valve clearance (Cold):
Intake
0.15±0.25 mm (0.006±0.010 in.)
Exhaust
0.25±0.35 mm (0.010±0.014 in.)
± MAINTENANCEMAINTENANCE OPERATIONSMA±9

BRAKES
13. INSPECT BRAKE LINE PIPES AND HOSES
HINT: Check in a well lighted area. Check the entire circum-
ference and length of the brake hoses using a mirror as re-
quired. Turn the front wheels fully right or left before checking
the front brake.
(a) Check all brake lines and hoses for:
wDamage
wWear
wDeformation
wCracks
wCorrosion
wLeaks
wBends
wTwists
(b) Check all clamps for tightness and connections for leakage.
(c) Check that the hoses and lines are clear of sharp edges,
moving parts and the exhaust system.
(d) Check that the lines installed in grommets pass through the
center of the grommets.
MA±10± MAINTENANCEMAINTENANCE OPERATIONS

14. INSPECT BRAKE PADS AND DISCS FOR FRONT AND
REAR
(a) Check the thickness of the disc brake pads and check for
irregular wear.
Minimum pad thickness:
1.0 mm (0.039 in.)
HINT: If a squealing or scraping noise comes from the brake
during driving, check the pad wear indicator to see if it is con-
tacting the disc rotor. If so, the disc pad should be replaced.
(b) Check the disc for wear or runout.
Minimum disc thickness:
Front
2JZ±GE
30.0 mm (1.181 in.)
2JZ±GTE
28.0 mm (1.102 in.)
Rear
15.0 mm (0.591 in.)
Maximum disc runout:
0.05 mm (0.0020 in.)
15. INSPECT BRAKE LININGS AND DRUMS FOR PARKING
BRAKE
(a) Check the lining±to±drum contact condition and lining wear.
Minimum lining thickness:
1.0 mm (0.039 in.)
(b) Check the brake drums for scoring or wear.
Maximum drum inside diameter:
191 mm (7.520 in.)
(c) Clean the brake parts with a damp cloth.
NOTICE: Do not use compressed air to clean the brake parts.
(d) Settle the parking brake shoes and drum. When performing
the road test in item 24, do the following:
± MAINTENANCEMAINTENANCE OPERATIONSMA±11

wDrive the vehicle at approx. 50 km/h (30 mph) on a safe,
level and dry road.
wWith the parking brake button pushed in, pull on the
lever with 88 N (9 kgf, 20 lbf) of force.
wDrive the vehicle for approx. 400 meters (1/4 mile) in this
condition.
wRepeat this procedure 2 or 3 times.
wCheck parking lever travel.
If necessary, adjust the parking brake.
CHASSIS
16. INSPECT STEERING LINKAGE
(a) Check the steering wheel freeplay.
Maximum freeplay:
30 mm (1.18 in.)
With the vehicle stopped and pointed straight ahead, rock the
steering wheel gently back and forth with light finger pres-
sure.
(b) Check the steering linkage for looseness or damage.
Check that:
wTie rod ends do not have excessive play.
wDust seals and boots are not damaged.
wBoot clamps are not loose.
17. INSPECT SRS AIRBAG
Driver Airbag:
Visually inspect the steering wheel pad (airbag and inflater).
wUse the diagnosis check to check if there are
abnormalities.
wCheck that there are no cuts, cracks or noticeable color
changes on the surface of the steering wheel pad or in
the center groove of the pad.
wRemove the steering wheel pad from the vehicle and
check the wiring and steering wheel for damage and
corrosion due to rusting, etc.
If necessary, replace the steering wheel pad. MA±12
± MAINTENANCEMAINTENANCE OPERATIONS

Front Passenger Airbag:
Visually inspect the front passenger airbag assembly (airbag
and inflater).
wUse the diagnosis check to check if there are
abnormalities.
wCheck that there are no cuts, cracks or noticeable color
changes in the front passenger airbag door.
wRemove the front passenger airbag assembly from the
vehicle and check the wiring and front passenger airbag
door for damage and corrosion due to rusting, etc.
If necessary, replace the front passenger airbag assembly.
CAUTION:
wFor removal and replacement of the steering wheel pad
or front passenger airbag assembly, see RS section and
be sure to perform the operation in the correct order.
wBefore disposing of the steering wheel pad or front pas-
senger airbag assembly must first be deployed by using
SST (See RS section).
18. INSPECT STEERING GEAR HOUSING OIL
Check the steering gear housing for oil leakage.
19. INSPECT BALL JOINTS AND DUST COVERS
(a) Inspect the ball joints for excessive looseness.
wJack up the front of the vehicle and support it with
stands.
wMake sure the front wheels are in a straight±ahead
position, and depress the brake pedal.
wJack up the lower suspension arm until there is about
half a load on the front coil spring.
wMove the front wheel up and down and check that the
ball joint has no excessive play.
Maximum lower ball joint vertical play:
0.3 mm (0.012 in.)
If the play is greater than maximum, replace the ball joint.
(b) Visually check the dust covers for damage.
20. I NSPECT TRANSMISSION OIL (FLUID) AND
DIFFERNTIAL OIL
Visually check the transmission and differential for oil (fluid)
leakage.
If leakage is found, check for the cause and repair.
± MAINTENANCEMAINTENANCE OPERATIONSMA±13

21. REPLACE TRANSMISSION OIL (FLUID) AND
DIFFERENTIAL OIL
A. Replace manual transmission oil
(a) Remove the filler and drain plugs, and drain the oil.
(b) Reinstall the drain plug securely.
(c) Add fresh oil untill it begins to run out of the filler hole.
Transmission oil:
2JZ±GE
Oil grade
API GL±5
Viscosity
SAE 75W±90
Capacity
2.6 liters (2.7 US qts, 2.3 lmp. qts)
2JZ±GTE
Oil
Castle gear oil V160
Capacity
1.8 liters (1.9 US qts, 1.6 lmp. qts)
B. Replace automatic transmission fluid
(a) Remove the drain plug, and drain the fluid.
(b) Clean the drain plug.
(c) Reinstall the drain plug securely.
(d) With the engine OFF, add new fluid through the dip±stick
tube.
Transmission fluid:
2JZ±GE
Fluid type
ATF DEXRON® II or equivalent
Drain and refill capacity
1.6 liters (1.7 US qts, 1.4 lmp. qts)
2JZ±GTE
Fluid type
ATF type T±II or equivalent
Drain and refill capacity
1.9 liters (2.0 US qts, 1.7 lmp. qts)
(e) Start the engine and shift the selector into all positions from
ºPº through ºLº, and then shift into ºPº position.
(f) With the engine idling, check the fluid level. Add fluid up the
ºCOOLº range on the dipstick. MA±14
± MAINTENANCEMAINTENANCE OPERATIONS

(g) Check that the fluid level is in the ºHOTº range at the normal
operating temperature (70±80°C (158±176°F)) and add as
necessary.
NOTICE: Do not overfill.
C. Replace differential oil
(a) Remove the filler and drain plugs, and drain the oil.
(b) Clean the drain plug.
(c) Reinstall the drain plug securely.
(d) Add new oil until it begins to run out of the filler hole.
Differential oil:
Oil grade
API GL±5
Viscosity
Above±185C (05F) SAE 90
Below±185C (05F) SAE 80W±90 or 80W
Capacity
1.35 liters (1.43 US qts, 1.19 lmp. qts)
(e) Reinstall the filler plug securely.
± MAINTENANCEMAINTENANCE OPERATIONSMA±15

22. TIGHTEN BOLTS AND NUTS ON CHASSIS AND BODY
Tighten the following parts:
wFront seat±to±body mounting bolts
Torque: 37 NVm (375 kgfVcm, 27 ftVlbf).
wFront suspension member±to±body mounting bolt
Torque:
Front side
125 NVm (1,280 kgfVcm, 92 ftVlbf)
Rear side
200 NVm (2,040 kgfVcm, 148 ftVlbf)
wRear suspension member±to±body mounting bolts.
Torque: 175 NVm (1,790 kgfVcm, 129 ftVlbf)
wRear suspension member rear cushion±to±body
mounting bolts
Torque: 58 NVm (590 kgfVcm, 43 ftVlbf)
23. BODY INSPECTION
(a) Check the body exterior for dents, scratches and rust.
(b) Check the underbody for rust and damage.
If necessary, replace or repair.
24. ROAD TEST
(a) Check the engine and chassis for abnormal noises.
(b) Check that the vehicle does not wander or pull to one side.
(c) Check that the brakes work properly and do not drag.
(d) Perform setting of the parking brake shoes and drum.
25. FINAL INSPECTION
(a) Check the operation of the body parts:
wHood
Auxiliary catch operates properly
Hood locks securely when closed
wFront and rear doors
Door locks operate properly
Doors close properly
wLuggage compartment door
Door lock operates properly
wSeats
Seat adjusts easily and locks securely in any position
Front seat back locks securely in any position
Folding±down rear seat backs lock securely
(b) Be sure to deliver a clean car. Especially check:
wSteering wheel
wShift lever knob
wAll switch knobs
wSeats MA±16
± MAINTENANCEMAINTENANCE OPERATIONS

There are some maintenance and inspection
items which are considered to be the owner's re-
sponsibility. They can be performed by the owner
or be can have them done at a service shop.
These items include those which should be
checked on a daily basis, those which, in most
cases, do not require (special) tools and those
which are considered to be reasonable for the
owner to perform. Items and procedures for gen-
eral maintenance are as follows:
OUTSIDE VEHICLE
1. TIRES
(a) Check the pressure with a gauge. Adjust if
necessary.
(b) Check for cuts, damage, uneven or excessive
wear.
2. WHEEL NUTS
When checking the tires, check the nuts for
looseness or for missing nuts. If necessary,
tighten them.
3. WINDSHIELD WIPER BLADES
Check for wear or cracks whenever they do not
wipe clean. Replace if necessary.
4. FLUID LEAKS
(a) Check underneath for leaking fuel, oil, water or
other fluid.
(b) If you smell gasoline fumes or notice any leak,
have the cause found and corrected.
5. DOORS AND ENGINE HOOD
(a) Check that all doors including the trunk lid
operate smoothly, and that all latches lock
securely.
(b) Check that the engine hood secondary latch
secures the hood from opening when the
primary latch is released.
INSIDE VEHICLE
6. LIGHTS
(a) C h e c k t h a t t h e headlights, stop lights,
tail±lights, turn signal lights, and other lights
are all working.
(b) Check the headlight aiming.7. WARNING LIGHT AND BUZZERS
Check that all warning lights and buzzers
function properly.
8. HORN
Check that it is working.
9. WINDSHIELD GLASS
Check for scratches, pits or abrasions.
10. WINDSHIELD WIPER AND WASHER
(a) Check operation of the wipers and washer.
(b) Check that the wipers do not streak.
11. WINDSHIELD DEFROSTER
Check that the air comes out from the defrost-
er outlet when operating the heater air condi-
tioner at defroster mode.
12. REAR VIEW MIRROR
Check that it is mounted securely.
13. SUN VISORS
Check that they move freely and are
mounted securely.
14. STEERING WHEEL
Check that it has the specified freeplay. Be
alert for changes in steering condition, such
as excessive steering effort, excessive free-
play or strange noise.
15. SEATS
(a) Check that all front seat controls such as seat
adjusters, seatback recliner, etc. operate
smoothly.
(b) Check that all latches lock securely in any
position.
(c) Check that the locks hold securely in any
latched position.
(d) Check that the head restraints move up and
down smoothly and that the locks hold
securely in any latched position.
(e) For folding±down rear seat backs, check that
the latches lock securely.
16. SEAT BELTS
(a) Check that the seat belt system such as
buckles, retractors and anchors operate
properly and smoothly.
(b) Check that the belt webbing is not cut, frayed,
worn or damaged.
17. ACCELERATOR PEDAL
Check the pedal for smooth operation and
uneven pedal effort or catching.
GENERAL MAINTENANCE
± MAINTENANCEGENERAL MAINTENANCEMA±17