The air required for combustion is highly compressed inside the combustion chamber. See specifications and your ford dealer for details. How to delete or disable active fuel management afm on. Why settle for a junkyard or factory ecu with a cumbersome aftermarket tuning interface when you can get complete control of your engine, selflearning fuel strategies and the. Denso engine management engine control module ecm 257 4. To ensure good distribution, the fuel must be vaporized completely and mixed with air in the manifold before entering the combustion.
Engine management system ems controls the following. P6 explain the effect of different engine management functions during fuel, emission and performance control p7 use appropriate equipment to carry out tests on five different engine management system componentscircuits to establish their serviceability p8 select test equipment, carry out a diagnostic check, record results and locate an engine. Modelbased diesel engine management system optimization. Fuel management system for efficient operation of a spark ignition gasoline engine. Until the year 2000, vehicles were made to run exclusively with either gasoline or ethanol. This system uses injectors that deliver an optimal amount of fuel at pressures as high as 20 mpa, and highprecision airfuel ratio. Good ideas for better engine performance thanks to boschs groundbreaking developments, it has become one of the pioneers in gasoline injection systems. The technology also offers the opportunity to manage the engine by monitoring vehicle feedback and adapting accordingly based on the lambda value, the regulation of the injector ensures the optimum combination of air and fuel. Ms3pro evo standalone engine management system w harness. Sugar cane engine management engine management system flex fuel ethanol blend these keywords were added by machine and not by the authors. Testing gas fuel injectors early bosch mfi fuel injection part 4 w kent bergsma duration.
When starting the engine, fuel pressure is increased to allow a more homogeneous mix to be created. Caution to reduce the chance of personal injury andor property damage, the following instructions must be carefully observed. Fuel consumption can be reduced by 2 percent in this way. Damage may be caused to engine components if care is not taken during the installation and setup of any engine management system. Not all of these systems are fitted to all models, but they include the following. The system is designed to optimize the performance. Standardized communication interfaces and data formats support networking with all vehicle systems which influence the drivetrain. Pdf engine management for flex fuel plus compressed. Emtron is a range of high end engine management systems designed for a market that requires uncompromising flexibility. Modern engine management systems allow powertrain designers to maintain the critical balance between performance, fuel economy, and emissions. It is designed to operate the most advanced and complex engines presently available. Intake flow was improved over previous engines by straightening out and optimizing the flow path from the intake manifold into the cylinder heads, while the exhaust ports are designed for greater flow.
The multifuel engine control module ecm was developed allowing vehicles to use fuels. A fuel management microprocessor system controls injection of the antiknock agent so as to control knock and minimize that amount of the antiknock agent that is used. Motronic can be used to control internalcombustion engines running on gasoline port fuel or direct injection, diesel, natural gas cng, liquid gas or ethanol as well as hybrid drives. Then in the mid80s, computerwhiz john meaney created a standalone engine management system that controlled fuel and spark independently from the factory computer. Some dealers and repair shops offer a free check engine light scan as a seasonal promotional. Before working on fuel system a before working on the fuel system, disconnect the cable from the negative battery terminal. The system is designed to optimize the performance and efficiency of the engine. Flex engines are found in flexible fuel vehicles ffvs, which are sold and operated in countries around the world. Dubbed digital fuel injection dfi, meaneys device provided almost limitless tuning potential based on a few simple parameters. Flex fuel vehicles use e85, gasoline or a combination of both. In a passenger car, the engine management system ems is. Engine management systems can precisely control the amount of fuel injected as well as the timing of ignition. Get dynoproven horsepower gains right out of the box.
Faults are identified from test results and causes of faults. Chapter 6 engine management and emission control systems. As explained below, the engine control system for a flexfuel capable engine. This engine management system gives full control of the coyotes tivct. Flex fuel vehicles normally run on a mixture of either ethanol or methanol and gasoline. Ethanol is a more abrasive fuel and produces more oxygen. Pdf flex fuel engine management for small motorcycles. Our patented technology is the only product that will disable active fuel management without reprogramming the factory ecu. Proflex commander performance e85 flex fuel system. Engine management systems bosch mobility solutions. Based diesel engine management system optimization for transient engine operation, manuscript submitted for publication. The pressure acts against the injector spring pressure and lifts the needle from its seat.
If you are unsure about how to wire any components of your engine, please consult an. Fuel system overview below is an overview of fuel system operation the fuel system overview the purpose of the fuel system is to provide a mixture of fuel and air to the engine of the car. Kyle mohans 20b powered and haltech controlled rx8 formula drift weapon. The main difference between carburetor and fuel injection system carburetorzfuel is atomized by processes relying on the air speed greater than fuel speed at the fuel nozzle, zthe amount of fuel drawn into the engine depends upon the air velocity in the venturi fuel injection systemzthe fuel speed at the point of delivery is greater than the air speed to atomize the fuel. The volvo service for life program, for example, includes up to one hour of computer diagnostics. Recently, the price of fuel has risen faster than general inflation. China for example, india and africa could all benefit from this technology, says vidar lura director of abcesso technology.
The engine control unit is the core component for the engine management systems for twowheelers. Afm is good for gas mileage and can be 57 percent more fuel efficient under. Advanced fuel dynamics performance flex fuel system. Conversion where a flexfuel vehicle of the same type exists. Engine management system descriptions include structure and principles of engine control and mixture formation. The optimization strategy has been shown to decrease fuel consumption for a diesel engine vehicle compared to existing methods based only on steadystate engine operation. Franklin offers a complete line of fuel management systems worldwide with automatic tank gauges, electronic line leak detection. Atomized fuel is sprayed from the nozzle into the engine swirl or combustion chamber. Powertrain related products diesel engine management system this electronic diesel engine management system significantly increases fuel combustion efficiency by highly pressurizing diesel fuel 2500bar and using a feedback injection control system, leading to lower fuel consumption and exhaust emissions. This process is experimental and the keywords may be updated as the learning algorithm improves. English version download pdf maintenance solution lng terminals. The airfuel mixture must be in proportion to the speed and load placed on the engine. Principles gasolinediesel fuel systems od1620 lesson 1task 1 d.
The emu is a standalone engine management system well established on the market. Engine fueling ignition timing closed loop fueling knock control idle speed control emission control obd interface with the immobilization system speed control the ecm controls the engine fueling by providing sequential fuel injection to all cylinders. Engine management systems engine management systems engine 74n note. This affordable, lightweight, compact and powerful system features robust series 2 ems hardware in a weather and shock proof enclosure, with a 36pin connector specifically designed to survive harsh racing environments. Certain restrictions, 3rdparty terms, or message and data rates may apply. The multifuel integrated with cng capability is known as the tri fuel system. If this continues, the value of fuel savings will increase still further. Ethanol as an alternative fuel 717 flex fuel concepts for the markets 719 flex fuel components 720 management for diesel engines management for diesel engines 722 description of the engine management system 722 electronic diesel control 723 lowpressure fuel supply 726 fuel supply and delivery 726 diesel filter 732.
Engine preparing for additive fuel testing, quantitative and qualitative fuel mixing methods, adjustment characteristics and output parameters of the fuelsupply system and diesel. It is also known as displacement on demand dod or cylinder deactivation. Its software processes the system information and manages various functions such as fuel supply, air management, fuel injection, ignition and exhaust gas treatment. As the sophistication of the fuel injection system increases, the amount of. It monitors information from several inputs to determine the fuel delivery strategy required to produce efficient operation.
This includes components for fuel injection and supply, air management. Emtrons kv series is a wire in ecu with extreme flexibility. The motor needs extra fuel to help quicken starting time. Fuel management system for very high efficiency flex fuel engines. The engine of a flex fuel vehicle is pretty much the same as a regular gasoline engine.
If your fuel system parts are in need of repair, dont compromise the performance and safety of your car with suspect, offbrand replacement parts from the local. Aems ems4 universal standalone engine management system is designed for powersports and 4cylinder race vehicles. With this system, a motorcycle could run with any mixture of ethanol and gasoline, delivering the best performance and fuel economy all the time, while adhering to the emissions laws. Engine management for flex fuel plus compressed natural gas. Us8069839b2 fuel management system for variable ethanol. Gseapla ferreira 01jun2007 robert bosch gmbh reserves all rights even in the event of industrial property. Ethanol detection in flexfuel direct injection engines using in. The exceptionally fast switching highpressure injection valves with piezo technology, the development of. As government regulations concerning emissions and fuel economy become more demanding, the need for advanced fuel delivery technologies and operational strategies that can meet these exacting standards. Engine management systems electronic fuel injection ecus. There are several types of internal combustion engines. Introduction to engine management systems download pdf. Advanced flex fuel systems 3 gasoline systems eu cafe carb china japan 140 cafe ltmdv cafe pc co 2 gkm 95 1, 0 9 t w e i g h t 2008 cafe corporate average fuel economy pc passenger cars, lt ldt light trucks pickups, vans, suvs, mdpv medium duty passenger vehicles ghg greenhouse gases. The diesel engine is a compressionignition engine in which the fuel and air are mixed inside the engine.
Flex fuel vehicles, as duel fuel vehicles, have an internal combustion engine capable of functioning with a mixture of fuels. Auretr3024 diagnose and repair electronic compression. Another option is to ask your friends and relatives. Ms3pro evo standalone engine management system is an evolution, not a revolution a scaled up, more capable ms3pro due to shared technology with big brother, ms3pro ultimate. Electronic compression ignition engine management systems are tested to isolate faults according to workplace procedures and without causing damage to components or systems as a result of inappropriate testing procedures 2. Bosch offers the full range of engine management systems technologies specially designed for twowheelers. Ford flex 2011, upper fuel injector oring kit by genuine. Electronic engine management systems are the core of efficient technology which allows twowheelers and powersports vehicles to fulfill new emission regulations. The aircraft fuel system and engine fuel system as well as the type, designation, and requirements of the aircraft fuels, are discussed in this chapter. Pdf engine management for flex fuel plus compressed natural. Engine overview below is an overview of this systems operation the engine system an overview the internal combustion engine burns fuel within the cylinders and converts the expanding force of the combustion or explosion into rotary force used to propel the vehicle. Apr 09, 2008 although this is a particular dilemma for brazil, the breakthrough flex fuel engine management system has implications across the globe or anywhere motorists have a choice of ethanol, methanol or petroleumbased fuel. Voltage sensor inputs 1 main relay 8 engine oil temperature sensor 15 fuel rail pressure sensor 2 cmp sensor x2 9 mafiat sensor 16 ecm 3 ckp sensor 10 fuel rail temperature sensor 17 fuse 27e.
Russian version download pdf liquid fuel power plants. Engine management for flex fuel plus compressed natural gas vehicles. The flex fuel system with direct injection offers additional advantages over flex fuel systems with port fuel injection. This value tells the ecu how much extra fuel to give at the initial 3 pulses of the injectors.
Bosch supplies the engine management system used on discovery series ii and range rover beginning mid 1999 model year. Bosch gasoline engine management basic gasoline engine managementadvance gasoline engine management milestones of automotive technology and engine development. Us20100206249a1 fuel management system for very high. Designed for the price conscious racer, the infinity series 3 incorporates all of the features necessary to run a highperformance engine including airflowbased ve tuning for fuel injection control, ignition control, flex fuel, knock control, boost control, nitrous control, launch control, wheel speedbased traction control and engine protection. Currently, the emu is being used in multiple race car, road car, motorcycles, boats, and stationary engine applications. Ethanol has been used in brazil as a passenger vehicle fuel since 1979. Diesel fuel types crude oil the term crude oil is used to describe petroleumbased oilsfuels. Ms3pro evo does not have peak and hold injector drivers, but it does share some increased io, an onboard 4bar map, barometric pressure sensor, and 5 diagnostic leds. A flex fuel vehicle can run on bioethanol or conventional gasoline or any blend of. Installing an engine management system is a complex exercise and should be done only after careful planning. The engine includes a source of methanol for direct injection of methanol into the engine and for delivering a portion of the methanol to a reformer for generating a hydrogenrich gas.
When the fuel is not distributed evenly to all cylinders, the engine will run unevenly and power output will decrease. Flex fuel vehicles are therefore not the same as bi fuel vehicles, which have separate tanks for each different fuel type they use. The excess fuel is bypassed to the intake side of the fuel transfer pump through a relief valve. Injectors inject an antiknock agent such as ethanol directly into a cylinder of the engine.
The focus has been on providing the most accurate ignition and injection timing enabling you to tune an engine to its ultimate performance level. Download link engine managements pc based tuning software. Engine management systems ems are among the worlds best when it comes to aftermarket fuel injection ecus, race dashes and ignition systems. Diesel engine and fuelsupply system characteristics for. Calls for lower fuel consumption, reduced exhaustgas emissions and quiet engines are making greater demands on the engine and fuelinjection systems. Bosch engine management system bosch supplies the engine management system used on discovery series ii and range rover beginning mid 1999 model year. Air and fuel are precisely metered, prepared and distributed for each combustion cycle. Active fuel management afm is a trademarked general motors technology that improves gas mileage by shutting down half of the cylinders under lightload conditions to reduce fuel consumption.
The above reasons motivated the development of a flex fuel engine management system for small motorcycles. The em180 is a complete standalone ecu for the ford 5. The range afm disabler allows your v6 or v8 gm vehicle to run in full cylinder mode at all times, preventing the active fuel management system afm from dropping cylinders. Engine management systems emtech em70 buy now em70 features em70 emtech engine control system the new emtech range of ecus by ems are built from the ground up for motorsports. Catalytic converter evaporative emission control evap system positive crankcase ventilation pcv system electronic engine management. Industry leading, io count will ensure you do not have to make any sacrifices when configuring your engine and vehicle. Gasoline direct injection engine management system this is an electronic control system for gasoline direct injection engines which are increasing as an effective means of fuel economy improvement. The system supports sequential fuel injection and waste spark ignition. The main components of the fuel system in diesel engine are.
An overview of fuel management systems with so many tools and monitoring options available on the market, a need to select the right one is vital. Consult your dealer for nearest e85 filling stations. Flex fuel vehicles have minor alterations to the fuel system to allow then to run on flex fuel. The performance and emissions that todays engines deliver would be impossible without the electronics that manage everything from ignition and fuel delivery to every aspect of emissions control. Flex fuel vehicles have system alterations that allow them to properly run on an ethanolmixed fuel. In short, a flexible fuel vehicle is one that can run on fuels other than straight gasoline, such as ethanol or nearly any ratio of ethanol and gas combined in the same tank. The fuel injection pump is fed with fuel in abundance. Products on this page are not legal for sale or use on california pollutioncontrolled motor vehicles. Fuel injection systems 14 engine control module ecm the engine control module ecm is the heart of th e vehicles fuel deliver y system.