1986 TOYOTA SUPRA radiator

TIMING BELT REMOVAL
1. REMOVE RADIATOR ASSEMBLY
(See radiator removal in Cooling System)
2. 2JZ±GTE M/T:
REMOVE DRIVE BELT TENSIONER DAMPER
Remove the 2 nuts and tensioner damper.
3. REMOVE DRIVE BELT, FAN, FLUID COUPLING
ASSEMBLY AND WATER PUMP PULLEY
(See step 6 in water pump removal in Cooling System)
4. REMOVE NO.3 TIMING BELT COVER
(a) Remove the oil filler cap.
(b) 2JZ±GE:
Using a 5 mm hexagon wrench, remove the 6 bolts and belt
cover.
(c) 2JZ±GTE:
Using a 5 mm hexagon wrench, remove the 10 bolts and belt
cover.
5. REMOVE NO.2 TIMING BELT COVER
Using a 5 mm hexagon wrench, remove the 3 bolts, belt cover
and gasket.
If you are unable to loosen the bolt on the right because the
PS pump pulley interferes with the hexagon wrench, first re-
move the pulley.
6. REMOVE DRIVE BELT TENSIONER
Remove the 3 bolts and tensioner. EG±24
± ENGINEENGINE MECHANICAL

(c) Remove the 1.5 mm hexagon wrench from the tensioner.
14. CHECK VALVE TIMING
(a) Slowly turn the crankshaft pulley 2 revolutions from TDC to
TDC.
NOTICE: Always turn the crankshaft clockwise.
(b) Check that each pulley aligns with the timing marks as shown
in the illustration.
If the marks do not align, remove the timing belt and reinstall
it.
15. INSTALL DRIVE BELT TENSIONER
Install the tensioner with the 3 bolts.
Torque: 21 NVm (210 kgfVcm, 15 ftVlbf)
NOTICE: Be careful not to drop the bolts inside the timing belt
cover.
16. INSTALL NO.2 TIMING BELT COVER
17. INSTALL NO.3 TIMING BELT COVER
18. INSTALL WATER PUMP PULLEY, FAN, FLUID COUPLING
ASSEMBLY AND DRIVE BELT
(See step 10 in water pump installation in Cooling Sys-
tem)
19. 2JZ±GTE M/T:
INSTALL DRIVE BELT TENSIONER DAMPER
Torque: 20 NVm (200 kgfVcm, 14 ftVlbf)
20. INSTALL RADIATOR ASSEMBLY
(See radiator installation in Cooling System)
21. ROAD TEST VEHICLE
Check for abnormal noise, shock, slippage, correct shift
points and smooth operation.
± ENGINEENGINE MECHANICALEG±33

4. REMOVE DRIVE BELT
Loosen the drive belt tension by turning the drive belt tension-
er clockwise, and remove the drive belt.
5. REMOVE WATER OUTLET AND NO.1 WATER BYPASS
PIPE
(a) Disconnect the upper radiator hose from the water outlet.
(b) Disconnect the ECT sensor and sender gauge connectors.
(c) Remove the 2 bolts, water outlet and gasket.
(d) Remove the No.1 water bypass pipe and 2 O±rings.
6. DISCONNECT PS PUMP WITHOUT DISCONNECTING
HOSES
(a) Disconnect these hoses:
(1) Air hose from throttle body
(2) Air hose from air intake chamber
(b) Remove the 2 bolts, and disconnect the pump housing from
the pump bracket.
HINT: Put aside the pump housing, and suspend it securely.
7. DISCONNECT FUEL RETURN HOSE
Disconnect the fuel return hose from the fuel return pipe. Plug
the hose end.
8. REMOVE AIR INTAKE CHAMBER ASSEMBLY
(See injector removal in SFI System)
± ENGINEENGINE MECHANICALEG±47

w6 injectors connectors
HINT: The No.1, No.3 and No.5 injector connectors are dark
gray, and the No.2, No.4 and No.6 injector connectors are
gray.
w2 camshaft position sensor connectors
w3 engine wire clamps to injector holders
16. INSTALL AIR INTAKE CHAMBER ASSEMBLY
(See injector installation in SFI System)
17. CONNECT FUEL RETURN HOSE
18. INSTALL PS PUMP
Torque: 58 NVm (590 kgfVcm, 43 ftVlbf)
19. INSTALL WATER OUTLET AND NO.1 WATER BYPASS
PIPE
(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.
(d) Install a new gasket and the water outlet with the 2 bolts.
Torque: 21 NVm (210 kgfVcm, 15 ftVlbf)
(e) Connect the ECT sensor and sender gauge connectors.
(f) Connect the upper radiator hose to the water outlet.
20. INSTALL DRIVE BELT
Install the drive belt by turning the drive belt tensioner clock-
wise.
21. M/T:
INSTALL DRIVE BELT TENSIONER DAMPER
(See step 19 in timing belt installation)
22. INSTALL EXHAUST MANIFOLD
(a) P la ce 2 ne w ga ske ts to th e cylinder head facing the
protrusion as shown.
(b) Install the exhaust manifold with 12 new nuts, in several
passes, in the sequence shown.
Torque: 39 NVm (400 kgfVcm, 29 ftVlbf)
23. INSTALL TURBOCHARGER
(See turbocharger installation in Turbocharger System)
± ENGINEENGINE MECHANICALEG±71

ENGINE REMOVAL (2JZ±GE)
1. REMOVE HOOD
2. REMOVE RADIATOR ASSEMBLY
(See radiator removal in Cooling System)
3. DRAIN ENGINE OIL
4. DRAIN FUEL FROM FUEL TANK
5. DISCONNECT CONTROL CABLES FROM THROTTLE
BODY
Disconnect these cables:
wAccelerator cable
wCruise control actuator cable
6. REMOVE AIR CLEANER, VAF METER AND INTAKE AIR
CONNECTOR PIPE ASSEMBLY
(a) Disconnect the high±tension cord from the ignition coil.
(b) Disconnect the high±tension cord from the clamp on the air
cleaner.
(c) Disconnect the VAF meter connector.
(d) Disconnect the engine wire from the VAF meter.
(e) Disconnect these hoses:
(1) PS air hose from No.4 timing belt cover
(2) PCV hose from No.2 cylinder head cover
(f) Loosen the hose clamp bolt holding the intake air connector
pipe to the throttle body.
(g) Remove the 3 bolts, air cleaner, VAF meter and intake air
connector pipe assembly.
7. REMOVE DRIVE BELT, FAN, FLUID COUPLING
ASSEMBLY AND WATER PUMP PULLEY
(See step 6 in water pump removal in Cooling System)
8. REMOVE CHARCOAL CANISTER
9. DISCONNECT HEATER WATER HOSES
10. DISCONNECT BRAKE BOOSTER VACUUM HOSE
11. DISCONNECT EVAP HOSE
12. DISCONNECT WIRES AND CONNECTORS
(a) Disconnect the noise filter connector.
(b) Disconnect the ignition coil connector.
(c) Disconnect the engine wire from the wire clamp. EG±78
± ENGINEENGINE MECHANICAL

(c) Lift the engine out of the vehicle slowly and carefully.
NOTICE: Remove the engine and transmission assembly care-
fully without damaging the shift lever retainer (M/ T), A/C com-
pressor or PS solenoid valve.
(d) Make sure the engine is clear of all wiring, hoses and cables.
(e) Place the engine and transmission assembly onto the stand.
ENGINE REMOVAL (2JZ±GTE)
1. REMOVE HOOD
2. REMOVE RADIATOR ASSEMBLY
(See radiator removal in Cooling System)
3. DRAIN ENGINE OIL
4. DRAIN FUEL FROM FUEL TANK
5. REMOVE NO.1 AIR HOSE
6. DISCONNECT CONTROL CABLES FROM THROTTLE
BODY
Disconnect these cables:
wAccelerator cable
wCruise control actuator cable
7. REMOVE AIR CLEANER AND MAF METER ASSEMBLY
(a) Remove the 3 bolts.
(b) Loosen the hose clamp, disconnect the air hose from the
intake air connector.
(c) Disconnect the MAF meter wire from the clamp on the air
cleaner case.
(d) Disconnect the MAF meter connector, and remove the air
cleaner and MAF meter assembly.
8. M/T:
REMOVE DRIVE BELT TENSIONER DAMPER
(See step 2 in timing belt removal)
9. REMOVE DRIVE BELT, FAN, FLUID COUPLING
ASSEMBLY AND WATER PUMP PULLEY
(See step 6 in water pump removal in Cooling System)
10. REMOVE CHARCOAL CANISTER
11. DISCONNECT HEATER WATER HOSES
12. DISCONNECT BRAKE BOOSTER VACUUM HOSE
13. DISCONNECT EVAP HOSE
± ENGINEENGINE MECHANICALEG±85

13. INSTALL PS PUMP
(a) Install the pump bracket with the 2 bolts.
Torque:
A 58 NVm (590 kgfVcm, 43 ftVlbf)
B 39 NVm (400 kgfVcm, 29 ftVlbf)
(b) Install the pump rear stay with the 2 bolts.
Torque: 39 NVm (400 kgfVcm, 29 ftVlbf)
(c) Install the pump housing to the pump bracket.
(d) Connect the following hoses:
wAir hose to No.4 timing belt cover
wAir hose to air intake chamber
(e) Install the front pump bracket with the 2 bolts (A).
Torque: 58 NVm (590 kgfVcm, 43 ftVlbf)
(f) Install the plate washer and bolt (B) to the oil pump.
Torque: 52 NVm (530 kgfVcm, 38 ftVlbf)
14. INSTALL ENGINE WIRE BRACKET
15. CONNECT FUEL HOSES
(a) Connect the fuel return hose to the fuel return pipe.
(b) Install the fuel return hose to the clamp of the oil dipstick
guide.
(c) Install the fuel inlet hose with 2 new gaskets and the union
bolt.
Torque: 29 NVm (300 kgfVcm, 22 ftVlbf)
16. CONNECT WIRES AND CONNECTORS
17. CONNECT EVAP HOSE
18. CONNECT BRAKE BOOSTER VACUUM HOSE
19. CONNECT HEATER HOSES
20. INSTALL CHARCOAL CANISTER
21. INSTALL WATER PUMP PULLEY, FAN, FLUID COUPLING
ASSEMBLY AND DRIVE BELT
(See step 10 in water pump installation in Cooling Sys-
tem)
22. INSTALL AIR CLEANER, VAF METER AND INTAKE AIR
CONNECTOR PIPE ASSEMBLY
23. CONNECT CONTROL CABLES TO THROTTLE BODY
24. FILL WITH FUEL
25. FILL WITH ENGINE OIL
26. CHECK IGNITION TIMING
(See ignition timing inspection and adjustment)
27. INSTALL RADIATOR ASSEMBLY
(See radiator installation in Cooling System)
28. START ENGINE AND CHECK FOR LEAKS
29. INSTALL HOOD
30. ROAD TEST VEHICLE
Check for abnormal noise, shock slippage, correct shift
points and smooth operation.
31. RECHECK ENGINE COOLANT AND ENGINE OIL LEVELS EG±128
± ENGINEENGINE MECHANICAL

31. CHECK IGNITION TIMING
(See ignition timing inspection)
32. INSTALL RADIATOR ASSEMBLY
(See radiator installation in Cooling System)
33. INSTALL HOOD
34. ROAD TEST VEHICLE
Check for abnormal noise, shock slippage, correct shift
points and smooth operation.
35. RECHECK ENGINE COOLANT AND ENGINE OIL LEVELS EG±132
± ENGINEENGINE MECHANICAL