1. FORTUNER - Engine Click a Section Tab
Contents
Click a Section Tab
Instructors

2. Intake and Exhaust System Fuel System Ignition System
FORTUNER - Engine
Engine Overall
Engine Proper
Valve mechanism
Cooling System
Intake and Exhaust System
Fuel System
Ignition System
Serpentine Belt Drive System
Engine Control System
Instructors

3. Engine Overall Outline
FORTUNER - Engine
Engine Overall
Outline
2TR-FE gasoline engines are newly developed in-line 4-cyliner, 2.7-liter, 16-valve DOHC with VVT-i, chain drive
Picture for 1TR-FE Engine
[Engine Feature]
In-line type, 4-cylinder, 2.0-litter (1TR-FE) / 2.7-liter (2TR-FE), 16-vale DOHC with VVT-i, chain drive gasoline engine.
Equipment: DIS, ETCS-i
Instructors

4. 16-valve, DOHC with VVT-i, Chain Drive
FORTUNER - Engine
Engine Overall
2TR-FE Engine Specifications
Engine
1TR-FE (Leaded)
2TR-FE (Unleaded)
No. of Cylinders and Arrangement
4-cylinder, In-line
Valve Mechanism
16-valve, DOHC with VVT-i, Chain Drive
Displacement [cm3 (cu. in.)]
1,998 (121.9)
2,694 (164.4)
Bore x Stroke [mm (in.)]
86.0 x 86.0 (3.39 x 3.39)
95.0 x 95.0 (3.74 x 3.74)
Compression Ratio
9.8 : 1
Maximum Output SAE-NET [kW / rpm]
100 / 5,600
118 / 5,200
Maximum Torque
SAE-NET [N·m / rpm]
182 / 4,000
241 / 3,800
Valve Timing
Intake
Open
0  45 BTDC
Close
64  19 ABDC
Exhaust
44 BBDC
8 ATDC
Fuel Octane Rating
91 or more
Oil Viscosity / Oil Grade
5W-30 / API SL, SJ, EC or ILSAC
[Other Specifications]
Combustion Chamber: Pentroof Type
Manifolds: Cross-flow
Fuel System: EFI Ignition System: DIS
Firing Order:
Fuel:
Unleaded Gasoline Model: Thailand (EURO III), Malaysia (EURO II), Philippines (EURO II), Vietnam (EURO II), India (EURO III), G.C.C. Countries (EURO II), General countries (EURO II) and South Africa (EURO II)
Leaded Gasoline Model: Indonesia only
Instructors

5. Engine Overall Overall DIS and Long Reach Type Spark Plug
FORTUNER - Engine
Engine Overall
Overall
DIS and Long Reach Type Spark Plug
Long Nozzle Injector
12-hole (Unleaded)
Resin Type Cylinder Head Cover
Stainless Steel Exhaust Manifold
PS Starter
Flat type knock sensor
Segment Conductor Type Alternator
No-contact Type Throttle Position Sensor
VVT-i System
[TR Series Engine Overall]
Resin type cylinder head cover
Resin type intake manifold
Stainless steel exhaust manifold
Long nozzle 12-hole type injector for unleaded gasoline engine
Long nozzle 4-hole type injector for leaded gasoline engine
TOYOTA genuine super LLC
Segment conductor type alternator
PS (Planetary reduction segment conductor motor) type starter
DIS and long reach type spark plug
No-contact type throttle position sensor
Flat type knock sensor
VVT-i system
Balance shafts are used (2TR-FE engine only)
Resin Type Intake Manifold
TOYOTA Genuine Super LLC
Instructors

6. Engine Proper Cylinder Block
FORTUNER - Engine
Engine Proper
Cylinder Block
2 balance shafts are built into cylinder block to reduce vibration
Balance Shaft Drive Gear
Balance Shafts
Chain Tensioner
Using a chain and idler gear, both balance shafts rotate at twice the speed of the crankshaft with each balance shaft rotating in the opposite direction of the other.
Balance Shaft Driven Gear
Balance Shaft Timing Sprocket
Crankshaft Timing Sprocket
Instructors

7. Service Point (Engine Proper)
FORTUNER - Engine
Service Point (Engine Proper)
Balance Shaft
Distinguish the right and left of the balance shafts
Balance Shaft (RH)
Narrow portions
Balance Shaft (LH)
Balance Shaft (RH)
Balance Shaft (LH)
Instructors

8. Service Point (Engine Proper)
FORTUNER - Engine
Service Point (Engine Proper)
Timing Chain (for balance shaft)
Align the timing mark of chain and each sprocket
Timing mark (Large)
Yellow Paint
Timing marks
(Small)
Timing mark
Yellow Paint
Timing mark
Crankshaft: No1. TDC
Yellow Paint
(2 pieces)
Instructors

9. Valve Mechanism Overall
FORTUNER - Engine
Valve Mechanism
Overall
Valve mechanism consists of the roller rocker arm, hydraulic lash adjuster and VVT-i system
Oil Delivery Pipe (for cam and rocker arm)
Roller Rocker Arm
Exhaust Valve
Oil delivery pipe for improvement of lubrication on cam face
Hydraulic lash adjuster for minimizing valve clearance
VVT-i on all destination of TR series engine
Timing Chain: High-strength roller chain with a mm pitch (120 links)
On the leaded gasoline engine, the valve faces of the intake and exhaust valve have been metallized to improve their wear resistance.
Hydraulic Lash Adjuster
Intake Valve
Timing Chain
VVT-i Controller
Instructors

10. Cooling System Engine Coolant Engine Coolant Type
FORTUNER - Engine
Cooling System
Engine Coolant
Engine Coolant Type
TOYOTA Genuine Super Long Life Coolant (SLLC) or Equivalent
Capacity [liters (US qts, Imp. qts)] MT
7.0 (7.4, 6.2) AT
7.3 (7.7, 6.4)
Maintenance Interval
Inspection
Every 40,000 km (25,000 miles)
Replace
First Time
160,000 km (100,000 miles)
Subsequent
Every 80,000 km (50,000 miles)
Instructors

11. Intake and Exhaust System
FORTUNER - Engine
Intake and Exhaust System
Overall
Main Muffler
TWCs
Stainless Steel Exhaust Manifold
Link-less Type Throttle Body
Resin Type Intake Manifold
Instructors

12. Intake and Exhaust System
FORTUNER - Engine
Intake and Exhaust System
Air Fuel Ratio Sensor and Oxygen Sensor
Planer type O2 sensor with higher warm-up performance
Regulation
Planer Type O2 Sensor
EURO II
Planer type air fuel ratio sensor and cup type oxygen sensor are equipped for model with EURO III regulation
Planer type oxygen sensor is equipped for model with EURO II regulation
Instructors

13. FORTUNER - Engine
Fuel System
Overall
Long nozzle type injector, quick connector are used
Pulsation Damper
Long Nozzle 12-hole
Pressure Regulator
Quick Connector
Quick connector for fuel pipe
Fuel Filter
Quick Connector
Instructors

14. Quick Turn Construction Fuel Cap
FORTUNER - Engine
Fuel System
Overall
Quick Turn Construction Fuel Cap
[Quick Connector]
[Fuel Pump Module]
Illustration for steel tank for 1TR-FE engine of KIJANG INNOVA / INNOVA
Integrated type fuel pump assembly
Resin type fuel tank is used for HILUX and 2TR-FE engine model of KIJANG INNOVA / INNOVA
Steel type fuel tank is used for KIJANG INNOVA / INNOVA except 2TR-FE engine model
Pump Motor
Fuel Sender Gauge
Resin Tank
Fuel Filter
Capacity: 65 liters
Instructors

15. Long Reach Type Spark Plug
FORTUNER - Engine
Ignition System
Overall
DIS provides 4 ignition coils, one for each cylinder
Long reach type spark plugs are used
Long Reach Type Spark Plug
Normal Type Spark Plug
DIS
Instructors

16. Reach [Ref.: Normal type]
FORTUNER - Engine
Ignition System
Spark Plug
Specifications for spark plug
Supplier
DENSO
K20HR-U11
Reach [Ref.: Normal type]
Approx mm (1.04 in.) [19.0 mm (0.75 in.)
Plug Gap
mm ( in.)
Maintenance Interval
Every 40,000 km (25,000 miles) or 48 months
Instructors

17. Serpentine Belt Drive System
FORTUNER - Engine
Serpentine Belt Drive System
Overall
Accessory components are driven a serpentine belt of a single V type 7-ribbed belt
Power Steering Pump Pulley
Idler Pulley No. 1
Alternator Pulley
Water Pump Pulley
Air Conditioner Compressor Pulley
Automatic Tensioner
Idler Pulley No. 2
Crankshaft Pulley
Instructors

18. Engine Control System Overall Air Flow Meter
FORTUNER - Engine
Engine Control System
Overall
Air Flow Meter
Ignition Coil with Igniter
Non-contact Type Throttle Position Sensor
Water Temp. Sensor
Camshaft Position Sensor
Flat Type Knock Sensor
[Others]
32-bit Engine ECU
Non-contact Type Accelerator Pedal Position Sensor
Crankshaft Position Sensor
Instructors

19. FORTUNER - Engine
Engine Control System
ETCS-i (Electronic Throttle Control System-intelligent)
Link-less type ETCS-i is used, providing excellent throttle control (Non-linear control/Idle speed control)
Throttle Position Sensor
Accelerator Pedal Position Sensor
Throttle Control Motor
Engine ECU
Ignition Coil
Air Flow Meter
Fuel Injector
Instructors

20. Reference (Engine Control System)
FORTUNER - Engine
Reference (Engine Control System)
ETCS-i
Two Hall ICs and two magnets are used for throttle position sensor
Hall ICs
Magnets
Throttle Valve
Instructors

21. Engine Control System ETCS-i
FORTUNER - Engine
Engine Control System
ETCS-i
Throttle position sensor converts the magnetic flux density change into electric signal
Magnet 5 5
VTA2
VTA2 VC
VTA1
VTA VC
Output Voltage (V)
Output Voltage (V)
ECM E2
VTA2
VTA1
VTA
VTA2
Service Point
No inspection procedures for no-contact type throttle position sensor E2
Hall IC
Full Close
Full Close
Full Open
Full Open
Throttle Valve Opening Angle
Throttle Valve Opening Angle
Engine ECU
Instructors

22. Engine Control System ETCS-i
FORTUNER - Engine
Engine Control System
ETCS-i
No-contact type accelerator position sensor
Magnets
Hall ICs
Accelerator Pedal Arm
Hall IC uses and makes no contact construction for better durability
Instructors

23. Accelerator Pedal Depressed Angle
FORTUNER - Engine
Engine Control System
ETCS-i
Accelerator pedal position sensor converts into electric from the magnetic flux density change
VPA
Magnets
EPA 5
VPA2
VCPA
Output Voltage (V)
VPA2
VPA
Service Point
No inspection procedures for no-contact type accelerator pedal position sensor
EPA2
Hall ICs
Full Close
Full Open
VCP2
Accelerator Pedal Depressed Angle
Engine ECU (ECM)
Instructors

24. Engine Control System VVT-i (Variable Valve Timing-intelligent) System
FORTUNER - Engine
Engine Control System
VVT-i (Variable Valve Timing-intelligent) System
The VVT-i system is designed to control the intake camshaft to provide a valve timing that is optimally suited to the engine condition
Camshaft Timing Oil Control Valve
VVT-i Controller
Throttle Position Sensor
Water Temp. Sensor
Camshaft Position Sensor
Engine ECU
Air Flow Meter
Crankshaft Position Sensor
Instructors

25. Vane (Fixed on Intake Camshaft)
FORTUNER - Engine
Engine Control System
VVT-i System
This controller consists of the housing driven from the timing chain and the vane coupled with the intake camshaft
Sprocket
Intake Camshaft
Housing
Lock Pin
Timing Rotor
Vane (Fixed on Intake Camshaft)
[In Operation]
[At a Stop]
Oil Pressure
Instructors

26. To VVT-i Controller (Advanced Side) (Retard Side)
FORTUNER - Engine
Engine Control System
VVT-i System
The camshaft timing oil control valve controls the spool valve position in accordance with the duty control from the engine ECU
To VVT-i Controller (Advanced Side) (Retard Side)
Engine ECU
Spool Valve
Drain
Plunger
Oil Pressure
Coil
Instructors

27. Reference (Engine Control System)
FORTUNER - Engine
Reference (Engine Control System)
Fuel Pump Control
Airbag deployment signal from the airbag sensor assembly is detected by engine ECU, and it turns OFF the circuit opening relay
Ignition Switch
EFI Relay
Circuit Opening Relay
Front Airbag Sensors* (LH or RH)
Airbag Sensor Assembly
GSW2
F/PS
Engine ECU
Airbag not deployed M
Battery Voltage
Airbag deployed
Fuel Pump Motor
Approx. 4 sec.
*: with model
Instructors