Lexus HYBRID RX400h Overview Download Page 1 | Manualshive

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RX 400h

HYBRID OVERVIEW

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Summary of Contents for HYBRID RX400h

Page 1: ...RX 400h HYBRID OVERVIEW ...

Page 2: ... The Lexus RX 400h hybrid drive provides the high level of performance associated with Lexus along with an improved city gas mileage rating and reduced emissions when compared to the RX 350 The Lexus RX400h offers the high level of quality and luxury features that is expected from a Lexus vehicle We invite you to discover more about the revolutionary Lexus RX 400h and Lexus Hybrid Drive in the pag...

Page 3: ...s Ten Tips for Improving Fuel Economy Multi information Display Monitors 8 16 Multi information display Energy Monitor Screen Consumption Monitor Power Gauge and Hybrid Battery Status RX400h Hybrid Technology 17 20 How the system works the system s components and what they do Frequently Asked Questions 21 22 A wide range of questions often asked about the RX 400h and hybrid technology Glossary of ...

Page 4: ...y The B gear position is for engine braking The brakes may feel different The RX 400h has a regenerative braking system which works in conjunction with its conventional hydraulic braking system As a result the brakes may feel different from a conventional vehicle The engine will turn off and on while you drive The engine will automatically turn on and off as needed At medium or high speeds it is n...

Page 5: ... and turn off the vehicle Be sure to add fuel before attempting to restart the vehicle or continuing to drive Hybrid Battery cooling vents Do not block the hybrid battery cooling vents located under the rear seats with cargo or other items Doing so could cause overheating of the hybrid battery Maintaining charge for your 12 volt battery Thefollowingwillhelpkeepyourvehicle s12 voltbatteryfullycharg...

Page 6: ...ness NVH Since Lexus hybrid vehicles can operate on electric power only during start up and lower speeds the NVH level is about half that of conventional gasoline powered vehicles The gasoline engine does not have to be turned on in order for the electric air conditioner in Lexus hybrid vehicles to operate The Electric Power Steering EPS system eliminates the hydraulic pump associated with steerin...

Page 7: ...soline engine can be smaller in size than non hybrid vehicles producing fewer emissions without sacrificing performance Improved Fuel Efficiency By combining a hybrid battery electric motors and engine the Lexus Hybrid Drive system is able to reduce fuel consumption while still delivering ample power for all types of driving situations The RX 400h delivers an improved city gas mileage rating Fuel ...

Page 8: ... Federal law requires EPA estimated fuel economy to be provided on a fuel economy label affixed to the window of every vehicle see Figure 1 The EPA estimates serve as a useful guide for comparing the relative fuel efficiency of various vehicles and are intended for comparison only Fuel economy estimates are determined under ideal laboratory conditions following a standardized test determined by fe...

Page 9: ... highway driving and as much as 5 in city driving Driving at highway speeds above 60 mph The maximum EPA highway test speed is 60 mph the average speed is 48 mph Driving on hilly or mountainous terrain and unpaved roads EPA tests assume flat roads Short trips cause the engine to run more as a percentage of driving as it warms the emissions system Carrying extra weight or towing a trailer The EPA t...

Page 10: ...70 mph 5 In stop and go traffic accelerate to the desired level then lift off the accelerator pedal allowing the vehicle to run more on electric power 6 Check tire pressure and maintain it at the recommended pressure 7 Avoid carrying unnecessary loads extra weight reduces fuel economy 8 Use the air conditioner and defroster only as needed 9 Use premium fuel to improve fuel economy and performance ...

Page 11: ...rid battery The arrow points away from the hybrid battery and then to the wheel The vehicle is being driven by both the engine and the hybrid battery The arrows point away from the hybrid battery and the engine and then to the wheel The vehicle is coasting or slowing down regenerating electricity and charging the hybrid battery The arrow points away from the wheel and then to the hybrid battery Th...

Page 12: ...n Vehicles with optional Navigation Systems only Energy Monitor Screen description Orange Mechanical drive power Green Electrical regenerative power Yellow Electrical drivepower Outside temperature Hybrid battery status Energy flow FRONT ELECTRIC MOTOR represents Electric Motor Generator MG1 and Front Electric Motor Generator MG2 together REAR ELECTRIC MOTOR represents Rear Electric Motor Generato...

Page 13: ... Vehicles with optional Navigation Systems only The vehicle is being driven by the front electric motor The arrows point away from the hybrid battery to the front electric motor and then to the front wheels continued on next page Vehicles with optional All Wheel Drive only HYBRID OVERVIEW RX 400h Multi information Displays Monitors continued ...

Page 14: ...c motor The arrows point away from the hybrid battery the engine and the front electric motor and then to the front wheels The vehicle is being driven by the front and rear electric motors The arrows point away from the hybrid battery and the front and rear electric motors and then to the front and rear wheels continued on next page Vehicles with optional All Wheel Drive only HYBRID OVERVIEW RX 40...

Page 15: ... motors The arrows point away from the hybrid battery the engine and both front and rear electric motors and then to the front and rear wheels The vehicle is coasting or slowing down regenerating electricity and charging the hybrid battery The arrows point away from the wheels and electric motors and then to the battery continued on next page Vehicles with optional All Wheel Drive only HYBRID OVER...

Page 16: ...imate amount of electric charge available in the hybrid battery is displayed in one of 8 different levels Unlike the vehicle fuel gauge it is normal for the battery status indicator to actively move up and down and change color depending on driving conditions The top green bar may not appear except after driving down long mountain grades Battery status indicator showing six blue bars indicating ba...

Page 17: ...Press to clear the average fuel economy and distance travelled Outside temperature continued on next page The Consumption Monitor Vehicles with optional Navigation Systems only To access the Consumption Monitor screen press the INFO button located on the lower edge of the navigation display On the touch screen that appears touch the TRIP INFO button HYBRID OVERVIEW RX 400h ...

Page 18: ...y the vehicle is getting Each bar represents a 5 minute period The bars shift to the left every 5 minutes so the bar between 0 and 5 min is the most recent 5 minute period This information will clear when you turn off the vehicle The small boxes with E in the center represent the amount of electricity that has been regenerated in 50 Wh Watt hour units A partial box means less than 50Wh Each column...

Page 19: ... indicates the approximate power in kilowatts the hybrid system delivers or receives The needle will move up towards 200kW during acceleration and downward into the blue area when the hybrid system is regenerating power during coasting and braking conditions HYBRID OVERVIEW RX 400h ...

Page 20: ...lectric motors and gasoline engines The RX 400h can be driven on hybrid battery power alone for short distances at lower speeds then the engine will start when power is needed to recharge the 12 volt and hybrid batteries or when driving conditions call for more power Lexus Hybrid Drive automatically controls energy usage in the most efficient way possible The system even captures energy when the v...

Page 21: ...is driven by electrical power from MG1 and or the hybrid battery During braking or deceleration it generates electricity to recharge the hybrid battery Rear Electric Motor Generator MGR Operates when starting from a stop during hard acceleration sharp turning and if the front wheels slip It is driven by electrical power from the hybrid battery and MG1 as needed During braking or deceleration it ge...

Page 22: ...ting During braking or coasting MG2 and MGR turn into generators which create electricity to help charge the hybrid battery As they create electricity they create drag which helps slow the vehicle The conventional brake system and the regenerative brake sys tem work in conjunction with each other Electronically controlled Continuously Variable Transmission ECVT Delivers smooth acceleration without...

Page 23: ...together to drive the vehicle The hybrid battery supplies additional power to MG2 and MGR Cruising constant speed Primarily the engine will drive the vehicle The engine MG1 MG2 and MGR will come on as needed depending on road conditions and other factors MG2 and MGR may act as motors or as generators depending on the need to make power or regenerate electricity to recharge the hybrid battery Coast...

Page 24: ...e size Q What is the warranty on the RX 400h What is the warranty on the hybrid battery A In addition to the Basic Warranty of 48 month 50 000 miles and the powertrain and restraint system coverage of 72 months 70 000 miles there is a hybrid warranty The Hybrid Vehicle System Warranty is 96 months 8 years 100 000 miles from the vehicle s in service date whichever occurs first It is applicable to c...

Page 25: ...uirements are comparable to what a gasoline powered RX350 requires The hybrid battery and motor generators do not require ongoing maintenance However to keep the hybrid battery in good condition drive the vehicle at least once every several months for at least 30 minutes Lexus recommends having RX 400h maintenance and repairs performed by an authorized Lexus dealership To locate your nearest autho...

Page 26: ... 5 seconds3 All wheel driveu 7 3 seconds3 112 mph1 electronically limited Front wheel drive 27 24 mpg city highway estimated All wheel drive 26 24 mpg city highway estimated Chassis Brakes Four wheel electronic power assisted discs with four sensor four channel Anti lock Braking system ABS Brake Assist and integrated regenerative brake system 1 These performance capacity figures are for comparison...

Page 27: ...sion ECVT A type of transmission with an infinite number of gear ratios that change depending on vehicle speed and engine rpm As a result the engine and the motors operate at their most efficient points regardless of the vehicle s speed The ECVT in the RX 400h provides seamless acceleration without the shift points felt with conventional trans missions The front electric motor generators and the p...

Page 28: ...The inverter can also boost the battery s power up to 650 volts as needed for maximum power kW Kilowatts A unit of electrical power equal to 1000 watts or 1 34 horsepower Lexus Hybrid Drive Lexus hybrid technology that combines an advanced gasoline engine electric motor generators a hybrid battery an Electronically controlled Continuously Variable Transmission ECVT and advanced electronic controls...

Page 29: ...o electrical energy Whenever the RX400h is braking or slowing the electrical energy made during regenerative braking is used to recharge the hybrid battery and is measured in Watt Hours Wh on the Consumption Monitor screen vehicles with optional Navigation Systems only Volt The unit of measure for voltage Voltage is the electrical pressure which causes current to flow in an electrical circuit Watt...

Page 30: ...tric motor generator 9 20 23 25 Energy Monitor1 8 14 Engine 1 3 6 8 10 13 17 20 22 26 Emissions 4 EPA Mileage Estimates 5 7 Front electric motor generator MG2 9 12 18 20 24 25 Fuel Door 2 Fuel Tank 2 23 Horsepower hp 23 25 26 HOV lane 22 Hybrid battery 2 4 8 13 15 17 26 Hybrid battery status 9 13 Hybrid electronic control system 19 21 Hybrid technology 17 20 22 24 26 INFO button1 9 14 Inverter 19 ...

Page 31: ...THE PURSUIT OF PERFECTION M N 00242 RXHYB 08 Printed in USA 1 08 2008 Lexus ...

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