TOYOTA SUPRA 1997 Service Repair Manual

CO-4
- COOLINGWATER PUMP
1417 Author
: Date
:
1997 SUPRA (RM502U)

B01771
Air Cleaner and MAF Meter Assembly
No.1 Air Hose
Air Cleaner Duct
Upper Radiator Support
Radiator Assembly
Radiator Reservoir Hose
Electric Cooling
Fan Connector
ECT Switch
Connector
No.2 Fan Shroud
No.2 Air Tube Lower
Radiator
Support
Hose Clamp
Oil Cooler Tube
Engine Under Cover Drive Belt
A/T
x 16Battery
Insulator
Water Pump Pulley
Fan and Fluid Coupling Assembly
PS Pump Pulley
Battery Tray
Battery
MAF Meter Connector
Hold-Down
Clamp
2JZ-GTE
- COOLINGWATER PUMP
CO-5
1418 Author
: Date
:
1997 SUPRA (RM502U)

B01432
No.2 Timing Belt CoverDrive Belt Tensioner
No.1 Timing Belt Cover
Crankshaft PulleyOil Filler Cap
x 10
Timing Belt
Timing Belt Guide
No.2 Water Bypass Pipe

Idler PulleyGasket
Drain Hose Water Pump
x 5
Dust Boot  Gasket
 O-Ring
 O-Ring  Gasket Thermostat
Timing Belt Tensioner
Generator Connector Generator Wire
Generator
Bracket (A/T) Water Inlet and Lower
Radiator Hose Assembly

Precoated part
Non-reusable part
6 x 2JZ-GTE
Gasket
Water Outlet
ECT Sender
Gauge Connector
ECT Sensor ConnectorTurbo Water Hose Drive Belt
Tension Damper
No.3 Timing Belt Cover
No.3 Turbo Water Hose Gasket
No.1 Water Bypass Pipe
M/T
CO-6
- COOLINGWATER PUMP
1419 Author
: Date
:
1997 SUPRA (RM502U)

CO08M-02
P12278
P12300Turn
- COOLINGWATER PUMP
CO-7
1420 Author
: Date
:
1997 SUPRA (RM502U)
REMOVAL
1. 2JZ-GTE:
REMOVE NO.1 AIR HOSE
2. 2JZ-GE:
REMOVE AIR CLEANER, MAF METER AND INTAKE
AIR CONNECTOR PIPE ASSEMBLY
(See page EM-57)
3. 2JZ-GTE:
REMOVE AIR CLEANER AND MAF METER
ASSEMBLY (See page EM-58)
4. REMOVE RADIATOR ASSEMBLY
(See page CO-22)
5. 2JZ-GTE M/T:
REMOVE DRIVE BELT TENSIONER DAMPER
(See page EM-15)
6. REMOVE DRIVE BELT, FAN, FLUID COUPLING
ASSEMBLY AND WATER PUMP PULLEY
(a) Loosen the 4 nuts holding the fluid coupling to the water
pump.
(b) Loosen the drive belt tension by turning the drive belt ten-
sioner clockwise, and remove the drive belt.
(c) Remove the 4 nuts, the fan, fluid coupling assembly and
water pump pulley.
7. REMOVE WATER INLET, LOWER RADIATOR HOSE
ASSEMBLY AND THERMOSTAT
(See page CO-14)
8. REMOVE TIMING BELT
(2JZ-GE: See page EM-13)
(2JZ-GTE: See page EM-15)
9. REMOVE IDLER PULLEY
(2JZ-GE: See page EM-13)
(2JZ-GTE: See page EM-15)
10. 2JZ-GTE:
DISCONNECT TURBO WATER HOSES FROM
WATER OUTLET

Z16746
O-Ring
Water Bypass Outlet
NO.1 Water
Bypass Pipe 2JZ-GE
Z16764
2JZ-GTE
Z16745
2JZ-GE
Z16930
2JZ-GE
No.2 Water Bypass Pipe
2JZ-GTE
No.2 Water Bypass Pipe
No.3 Turbo Water Hose
CO-8
- COOLINGWATER PUMP
1421 Author
: Date
:
1997 SUPRA (RM502U)
11. 2JZ-GE:
REMOVE WATER BYPASS OUTLET AND NO.1
WATER BYPASS PIPE
(a) Remove the 2 bolts, water bypass outlet and No.1 water
bypass pipe.
(b) Remove the 3 O-rings from the water bypass outlet and
No.1 water bypass pipe.
12. 2JZ-GTE:
REMOVE WATER OUTLET AND NO.1 WATER
BYPASS PIPE
(a) Disconnect the ECT sensor and sender gauge connec-
tors.
(b) Remove the 2 bolts, water outlet and gasket.
(c) Remove the No.1 water bypass pipe and 2 O-rings.
13. REMOVE WATER PUMP
(a) Loosen the nut and remove the bolt, and slightly slide the
generator from the water pump.
(b) 2JZ-GE:
Remove the bolt, and disconnect the clamp bracket.
(c) 2JZ-GE:
Remove the bolt, and disconnect the connector bracket
(for crankshaft position sensor connector).
(d) Remove the 2 nuts, and disconnect the No.2 water by-
pass pipe from the water pump.
(e) 2JZ-GTE:
Disconnect the No.3 turbo water hose from the water
pump.

P25846
Drain Hose
- COOLINGWATER PUMP
CO-9
1422 Author
: Date
:
1997 SUPRA (RM502U)
(f) Remove the 6 bolts, water pump and gasket.
(g) Remove the drain hose.
(h) Remove the O-ring from the cylinder block.

P02321
CO08N-02
P10717
P10878
CO-10
- COOLINGWATER PUMP
1423 Author
: Date
:
1997 SUPRA (RM502U)
INSPECTION
1. INSPECT WATER PUMP
(a) Turn the pulley seat, and check that the water pump bear-
ing is not rough or noisy.
If necessary, replace the water pump.
(b) Visually check the air hole and drain hose for coolant leak-
age.
If leakage is found, replace the water pump.
2. INSPECT FLUID COUPLING
(a) Remove the 4 nuts and fan from the fluid coupling.
(b) Check that the fluid coupling is not damaged and that no
silicon oil leaks.
If necessary, replace the fluid coupling.
(c) Reinstall the fan to the fluid coupling with the 4 nuts.
Torque: 7.4 N´m (75 kgf´cm, 65 in.´lbf)

CO08O-01
P03945
New
O-Ring
P02574
New Gasket
S00913
A
B A
B
AB
BB
- COOLINGWATER PUMP
CO-1 1
1424 Author
: Date
:
1997 SUPRA (RM502U)
INSTALLATION
1. INSTALL WATER PUMP
(a) Install a new O-ring to the cylinder block.
(b) Install the drain hose.
(c) Install a new gasket to the water pump.
(d) Connect the water pump to the water bypass pipe. Do not
install the nut yet.
(e) Install the water pump with the 2 bolts (A) and 4 bolts (B).
Torque: 21 N´m (210 kgf´cm, 15 ft´lbf)
HINT:
Hand tighten the (A) bolts first.
(f) Install the 2 nuts holding the No.2 water bypass pipe to
the water pump.
Torque: 21 N´m (210 kgf´cm, 15 ft´lbf)
(g) 2JZ-GTE:
Connect the No.3 turbo water hose to the water pump.
(h) 2JZ-GE:
Install the connector bracket (for crankshaft position sen-
sor connector) with the bolt.
(i) 2JZ-GE:
Install the engine clamp bracket with the bolt.
(j) Install the generator with the bolt and nut.
Torque: 40 N´m (400 kgf´cm, 30 ft´lbf)
2. 2JZ-GE:
INSTALL NO.1 WATER BYPASS PIPE AND
WATER BYPASS OUTLET
(a) Install 2 new O-rings to the No.1 water bypass pipe.
(b) Install a new O-ring and the water bypass outlet with the
2 bolts.
Torque: 9.0 N´m (90 kgf´cm, 80 in.´lbf)
3. 2JZ-GTE:
INSTALL NO.1 WATER BYPASS PIPE AND
WATER OUTLET
(a) Install 2 new O-rings to the No.1 water bypass pipe.
(b) Apply soapy water to the O-rings.
(c) Install the No.1 water bypass pipe to the water pump.

P02583
Matchmarks CO-12
- COOLINGWATER PUMP
1425 Author
: Date
:
1997 SUPRA (RM502U)
(d) Install a new gasket and the water outlet with the 2 bolts.
Torque: 21 N´m (210 kgf´cm, 15 ft´lbf)
(e) Connect the ECT sensor and sender gauge connectors.
4. 2JZ-GTE:
CONNECT TURBO WATER HOSES TO WATER
OUTLET
5. INSTALL IDLER PULLEY AND TIMING BELT
(2JZ-GE: See page EM-19)
(2JZ-GTE: See page EM-21)
6. INSTALL WATER INLET AND LOWER RADIATOR
HOSE ASSEMBLY (See page CO-16)
7. INSTALL WATER PUMP PULLEY, FAN, FLUID
COUPLING ASSEMBLY AND DRIVE BELT
(a) Align the matchmarks, and install the water pump pulley,
the fan and fluid coupling assembly with the 4 nuts.
(b) Install the drive belt by turning the drive belt tensioner
clockwise.
(c) Stretch the belt tight, and tighten the 4 nuts.
Torque: 16 N´m (165 kgf´cm, 12 ft´lbf)
8. 2JZ-GTE M/T:
INSTALL DRIVE BELT TENSIONER DAMPER
9. INSTALL RADIATOR ASSEMBLY
(See page CO-28)
10. 2JZ-GE:
INSTALL AIR CLEANER, MAF METER AND INTAKE
AIR CONNECTOR PIPE ASSEMBLY
11. 2JZ-GTE:
INSTALL AIR CLEANER AND MAF METER
ASSEMBLY
12. 2JZ-GTE:
INSTALL NO.1 AIR HOSE
13. ROAD TEST
Check for abnormal noise, shock, slippage, correct shift points
and smooth operation.

CO08P-02
Z16933
2JZ-GE
Thermostat
Water Inlet

Gasket
Hose AssemblyLower radiator Water Inlet and
Engine Under Cover
Gasket

Non reusable partThermostat 2JZ-GTE
x16
- COOLINGTHERMOSTAT
CO-13
1426 Author
: Date
:
1997 SUPRA (RM502U)
THERMOSTAT
COMPONENTS