N.A., Europe, Australia, etc. What is the Prius? History of Prius Oct. 1997 Aug. 2000 Aug. 2003 NHW10 NHW11 NHW20 N.A., Europe, Australia, etc. Domestic Various countries 28.0 km / L 29.0 km / L 35.5 km / L
What is the Prius? Hybrid Line-up 1997 2001 2003 2004 2006 1997 2001 (NHW10) Estima Prius (NHW20) RX400h Crown Alphard Highlander Camry 1997 2001 2003 2004 2006
What is the Prius? Concept Greater Fuel Economy Higher Power
0 – 100 km/h Acceleration (sec.) What is the Prius? Acceleration and Fuel Consumption Good fuel efficiency 40 Prius Honda Civic HV 30 10 – 15 Mode Fuel Efficiency (km/L) 20 Yaris (1.5L) Camry (2.4L) 10 16 14 12 10 Good acceleration 0 – 100 km/h Acceleration (sec.)
NHW20 L – A H E E B A What is the Prius? 1 2 3 4 5 6 7 8 1 Basic Model Code NHW20: 1NZ-FXE 5 Gear Shift Type E: Automatic, Column 2 Steering Wheel Position L: Left-Hand Drive R: Right-Hand Drive 6 Grade E: Standard 7 Engine Specification B: Atkinson 3 Model Name A: PRIUS 8 Destination -A: U.S.A. -K: Canada -W: Europe and General Countries -Q: Australia 4 Body Type H: 5-door Hatch Back
What is the Prius? TOYOTA Hybrid System Powertrain Engine 1.5 liters gasoline engine Transaxle Includes AC 500V motor
What is the Prius? Spacious interior cabin layout designed for improved safety.
What is the Prius? Driving method The vehicle can run on gasoline only, and does not need to be recharge. If the battery charge drops. The engine drives the generator, which recharges the battery.
What is the Prius? Driving method The vehicle may be driven while the “READY” light is ON. The engine will stop while the vehicle is stopped, in order to improve fuel economy The engine starts up automatically after the vehicle starts off.
What is the Prius? THS II Operations Strong points of both series/parallel systems realized in one system.
What is the Prius? Series Hybrid System In this system, the engine is used to supply electrical power to the motor, which then turns the wheels.
What is the Prius? Parallel Hybrid System The wheels are driven by both the engine and the motor.
What is the Prius? THS II Operations Motor assists the engine torque. (N·m) Motor 400 300 200 100 Engine 2000 4000 6000 Speed (rpm)
Power Splitting Device What is the Prius? THS II Components The MG1 is actually located between the engine and the power-dividing mechanism. HV Battery Generator (MG1) Engine Inverter Power Splitting Device Motor (MG2)
What is the Prius? THS II Components (Engine) 1NZ-FXE Atkinson In-line 4-cylinder 16-valve DOHC 1.5 liter gasoline engine
What is the Prius? THS II Components (Transaxle) Includes AC 500V motor, generator, planetary gear, reduction gears and final gear. Uses a continuously variable transmission mechanism to achieve smooth and quiet operations. MG1 (AC 500V) MG2 (AC 500V)
What is the Prius? THS II Components (HV Battery) Full sealed nickel metal hydride (Ni-MH) battery Approx. DC 200V Located inside trunk behind rear seat
What is the Prius? THS II Components (Inverter Assembly) Inverter DC AC high voltage Variable-voltage System DC 200V stepped up to DC 500V DC-DC Converter DC 200V stepped down to DC 12V A/C Inverter DC AC to drives the A/C compressor
What is the Prius? THS II Operations (Outline) (Engine starting and idling) MG1 operates as starter motor, turning engine to start. MG1 generates when idling, then engine stops after warm-up.
What is the Prius? THS II Operations (Outline) (Engine starting and idling) Click! Movie
Coolant Heat Storage Tank with Water Pump What is the Prius? Engine Coolant Heat Storage System The hot coolant stored in the tank heats cylinder head before engine starting to clean emission Coolant Heat Storage Tank with Water Pump Heated
What is the Prius? Fuel System Vapor reducing fuel tank system Fuel tank separated into two parts to reduce vapors. Normal tank capacity is 45 liters; tank capacity decreases by 5 liters at -10C.
Shift Lever (Momentary Type) What is the Prius? E-shift Momentary type shift lever is realized by adoption of E-shift Parking Switch Shift Lever (Momentary Type)
What is the Prius? Brake System ECB (Electrically Controlled Brake) Hydraulic brake pressure is controlled by electrical signal and cooperate regenerative brake Driver’s Demand Brake Actuator Hydraulic Brake Control Skid Control ECU HV ECU Vehicle Condition Regenerative Brake Control
What is the Prius? Steering System EPS (Electric Power Steering) Assisted by 12V DC motor (Elimination of oil circuit) EPS ECU EPS Motor
(with brake pedal depression) What is the Prius? Push Button Start System OFF, ACC, IG-ON, READY condition is switched by pushing the power switch ACC IG-ON OFF READY Push the power switch (with brake pedal depression) Power mode is switched Insert the key
Model Outline Smart Entry & Start System This system can lock / unlock doors, or start the hybrid system by carrying the smart key Door Lock / Unlock Start Hybrid System Back Door Open
What is the Prius? Air Conditioning System Auto A/C provided more comfortable driving
What is the Prius? Air Conditioning System Compact, high-performance scroll compressor driven by motor.
What is the Prius? Multi Display Energy Monitor
What is the Prius? Multi Display Fuel consumption indicator
What is the Prius? Auxiliary Battery Sealed-type battery NOTE: Refrain from quick charging. Never use an ordinary battery. Reason: Separator soaked (Battery fluid) type to prevent vapor (Battery fluid cannot be replenished).
What is the Prius? Multiplex Communication System Power Window Master Switch Wireless Door Lock Receiver EPS ECU HV ECU J/C J/C Brake ECU Yaw Rate Sensor (G Sensor) Body ECU Steering Angle Sensor Transponder Key ECU Smart ECU Battery ECU (RHD) DLC3 Security ECU Meter ECU Engine ECU (ECM) (LHD) Battery ECU (LHD) Power Source Control ECU A/C ECU Gateway ECU Parking Lock ECU Engine ECU (ECM) (RHD) Multi Display Audio Head Unit Audio Amplifier Navigation ECU :Local Communication :BEAN :CAN :AVC-LAN
High Voltage Wire Harness High Voltage Wire Harness What is the Prius? Service Point Power Cable Orange-colored wire harness/connector High voltage circuit High Voltage Wire Harness High Voltage Wire Harness
What is the Prius? Service Point Service plug Wear insulated gloves when disconnecting the service plug to prevent against electrical shock. Service Plug
Touch & Feel