Page 1281 of 1807
EM0AC-02
S00586
Drive Belt Tensioner
Drive Belt
Tensioner Damper
M/T
Air Cleaner Duct
Oil Filler Cap
No.3 Timing
Belt Cover
Gasket
No.2 Timing Belt Cover
No.5 Air Hose
Water Pump
Pulley
Drive BeltCamshaft Timing Pulley
Drive Belt TensionerHold-Down
Clamp
Idler PulleyBattery
Insulator
Battery TrayBattery
Timing Belt
Gasket
No.1 Timing Belt Cover
Crankshaft Pulley
Upper Radiator Support
Crankshaft Timing Pulley
No.2 Air Tube Electric Cooling
Fan Connector
ECT Switch
Connector Lower
Radiator
Support
Timing Belt Tensioner PS Pump Pulley
Lower Radiator Hose
Timing Belt Guide
Timing Belt Plate
x 5
Radiator Assembly
Reservoir Inlet Hose
No.2 Fan Shroud
x 16Engine Under Cover
Hose Clamp
Oil Cooler Tube
A/T
x 10
Fan and Fluid Coupling Assembly
precoated part Non - reusable part
EM-14
- ENGINE MECHANICAL (2JZ-GTE)TIMING BELT
111 9 Author: Date:
1997 SUPRA (RM502U)
TIMING BELT
COMPONENTS
Page 1282 of 1807
EM0AG-02
Z13597
Air Cleaner and
MAF Meter AssemblyNo.1 Air Hose
Engine Wire Protector
Air Cleaner Duct
Theft Deterrent Horn
Drive Belt
No.5 Air Hose
Hose Clamp
Oil Cooler Tube (A/T)
Hose Clamp
Front Lower Arm
Bracket Stay
Upper Crossmember
Extension
Engine Under CoverNo.2 Front Exhaust PipeHeat Insulator
Pipe Support BracketEVAP Hose
Brake Booster
Vacuum Hose
Tube Clamp
Gasket
Gasket
x 16
Non-reusable part
- ENGINE MECHANICAL (2JZ-GTE)CYLINDER HEAD
EM-25
1130 Author: Date:
1997 SUPRA (RM502U)
CYLINDER HEAD
COMPONENTS
Page 1283 of 1807
A02937 Non-reusable partCable Bracket
Air Inlet DuctNo.1 Vacuum Pipe
Air Hose
Heat Insulator
for Turbocharger
Intake Air
Connector and
No.1 Air Tube
Heated Oxygen Sensor
Gasket Engine Wire
Heated Oxygen
Sensor Connector
Exhaust Gas
Control Valve
Exhaust Gas
Control Valve
Stay Gasket
Gasket
Intake Air
Control Valve
Exhaust
Bypass
Pipe
No.4 Air Tube and
Air Bypass Valve
Assembly
GasketIAC Valve Pipe
Turbochargers
and Turbine
Outlet Elbow
Assembly
x 8
Gasket
Gasket
Exhaust Manifold
x 12
Water Bypass
Hose
Water Outlet
Water Bypass
Hose Gasket
Gasket
Gasket
No.1 Turbo
Oil Pipe
Gasket
Gasket Gasket
Crankshaft Position
Sensor Connector No.2 Turbo
Oil Pipe
O-Ring
No.1 Water
Bypass Pipe
O-Ring
Engine WireVSV Assembly
VSV Connector
for Waste Gate ValveVSV Connector
foe Exhaust Gas Control
Valve
(Bank 1 Sensor 1)
No.2 Turbocharger
Stay
No.1
Turbocharger
Stay
Gasket
EM-26
- ENGINE MECHANICAL (2JZ-GTE)CYLINDER HEAD
1131 Author: Date:
1997 SUPRA (RM502U)
Page 1284 of 1807

S05506
Sub-Throttle Position
Sensor Connector
Water Bypass Hose
PS Air Hose
Gasket
Throttle Body
Throttle Position Sensor Connector
Sub-Throttle Actuator Connector
Control Cable
Bracket and Cable
Vacuum
Hose
Air
Hose
IAC Valve Pipe
Air Hose
Air Intake
Chamber Stay
IAC Valve
Connector Engine Wire Protector
VSV Connector for EGR
MAP Sensor Connector
VSV Connector for Fuel Pressure Control
Filler Cap
x 10 No.3 Timing Belt Cover
Ignition Coils AssemblyEVAP Hose
EGR Pipe
Engine Wire
Protector
Ground Cable
Brake Booster
Vacuum Hose
EGR Gas
Temperature
Sensor Connector
Vacuum Hose
Pressure Tank
and VSV Assembly
Engine Wire Bracket
Engine Wire Clamp
Manifold Stay Gasket
x 5
No.4 Water Bypass Pipe PS Air Hose
No.4 Water
Bypass Hose
Water Bypass hose
Air Intake Chamber
Engine Wire Protector
Gasket
Fuel Inlet Pipe
Fuel Pressure
Pulsation DamperVacuum Sensing Hose
Intake Manifold and
Delivery Pipe Assembly
Fuel Return Hose
Gasket
x 6
Gasket Gasket
Engine Wire Bracket
PS Vane Pump
Oil Dipstick and
Guide for Transmission Oil Dipstick and
Guide for Engine
O-Ring
O-Ring
Timing Belt
Gasket
No.2 Timing
Belt Cover
Drive Belt Tensioner
Dust Cover
Timing Belt Tensioner
Drive Belt Tensioner Damper
Non-reusable part
Drive Belt TensionerM/T
- ENGINE MECHANICAL (2JZ-GTE)CYLINDER HEAD
EM-27
1132 Author: Date:
1997 SUPRA (RM502U)
Page 1285 of 1807
S00587 Non-reusable part Cruise Control Actuator
Cable Bracket
No.2 Cylinder Head Cover
No.1 Cylinder Head Coverx 6
x 6
IAC Valve Pipe Clamp
PCV Valve
Camshaft Bearing Cap x 14Exhaust Camshaft
Intake Camshaft
Oil Seal
No.4 Timing Belt Cover
Camshaft Timing Pulley
Heater Water HoseAdjusting Shim
Valve Lifter
Keeper
Spring Retainer
Valve Spring
Spring Seat
O-Ring
Valve Guide
Bushing
Valve
Heater Union
EGR Cooler
Ground Strap Gasket Spark Plug
Front Engine Hanger
Cylinder Head
Water Bypass Hose
x 8
x 14
Gasket
Gasket
Cylinder Head Gasket
Rear Engine Hanger
Camshaft Position Sensor
EM-28
- ENGINE MECHANICAL (2JZ-GTE)CYLINDER HEAD
1133 Author: Date:
1997 SUPRA (RM502U)
Page 1286 of 1807
EM0AI-02
P12293
P02267
P12308SST EM-34
- ENGINE MECHANICAL (2JZ-GTE)CYLINDER HEAD
1139 Author: Date:
1997 SUPRA (RM502U)
DISASSEMBLY
1. REMOVE ENGINE HANGERS AND GROUND STRAP
2. REMOVE CAMSHAFT POSITION SENSORS
3. REMOVE EGR COOLER
4. REMOVE VALVE LIFTERS AND SHIMS
HINT:
Store the valve lifters and shims in correct order.
5. REMOVE VALVES
(a) Using SST, compress the valve spring and remove the 2
keepers.
SST 09202-70020 (09202-00010)
(b) Remove the spring retainer, valve spring, valve and
spring seat.
HINT:
Store the valves, valve springs, spring seats and spring retain-
ers in correct order.
(c) Using needle-nose pliers, remove the oil seal.
Page 1287 of 1807

EM0AJ-02
P02137
P02110
P02131
P02128
P02072
- ENGINE MECHANICAL (2JZ-GTE)CYLINDER HEAD
EM-35
1140 Author: Date:
1997 SUPRA (RM502U)
INSPECTION
1. CLEAN TOP SURFACES OF PISTONS AND CYL-
INDER BLOCK
(a) Turn the crankshaft, and bring each piston to top dead
center (TDC). Using a gasket scraper, remove all the car-
bon from the piston top surface.
(b) Using a gasket scraper, remove all the gasket material
from the top surface of the cylinder block.
(c) Using compressed air, blow carbon and oil from the bolt
holes.
CAUTION:
Protect your eyes when using high pressure-compressed
air.
2. REMOVE GASKET MATERIAL
Using a gasket scraper, remove all the gasket material from the
cylinder block surface.
NOTICE:
Be careful not to scratch the cylinder block contact sur-
face.
3. CLEAN COMBUSTION CHAMBERS
Using a wire brush, remove all the carbon from the combustion
chambers.
NOTICE:
Be careful not to scratch the cylinder block contact sur-
face.
4. CLEAN VALVE GUIDE BUSHINGS
Using a valve guide bushing brush and solvent, clean all the
guide bushings.
Page 1288 of 1807
P02129
Z09528
P02136
EM0580
EM-36
- ENGINE MECHANICAL (2JZ-GTE)CYLINDER HEAD
1141 Author: Date:
1997 SUPRA (RM502U)
5. CLEAN CYLINDER HEAD
Using a soft brush and solvent, thoroughly clean the cylinder
head.
6. INSPECT FOR FLATNESS
Using precision straight edge and feeler gauge, measure the
surfaces contacting the cylinder block, intake and exhaust
manifolds for warpage.
Maximum warpage: 0.10 mm (0.0039 in.)
If warpage is greater than maximum, replace the cylinder head.
7. INSPECT FOR CRACKS
Using a dye penetrant, check the combustion chamber, intake
ports, exhaust ports and cylinder block surface for cracks.
If cracked, replace the cylinder head.
8. CLEAN VALVES
(a) Using a gasket scraper, chip off any carbon from the valve
head.
(b) Using a wire brush, thoroughly clean the valve.