Diesel engine computer systems electronic unit fuel injection eui systems relying on data the oem loaded into the ecm, throttle position, engine and outdoor temperature, and even altitude, the computer system energizes and deenergizes the solenoids that control the. The ecu uses this continuous flow of data to determine the appropriate injector pulse rate and throttle opening position. The engineering in automotive industry is a university degree, which grants the title of engineer in automotive industry. Pdf sensors system,advanced fuel injection system,computer. But dont immediately assume that the pump is the problem. Pdf automobile engineering report on electronic fuel. The book starts out with plenty of foundational topics on wiring, fuel systems, sensors, different types of ignition systems, and other topics to help ensure the reader understands how efi systems work. Benjamin m strader, senior instructor at efi university and author of how to build and tune custom efi systems, has over 8 years of experience tuning and troubleshooting aftermarket electronic fuel injection systems. Our systems deliver more power and a better throttle response, giving you the performance you need. Pdf advanced engine performance diagnosis, fuel injection.
Proflo 4 is not just a replacement for your carburetor, its a complete engineered system that provides the ultimate in performance, drivability and quality. Automotive engineers strive to best satisfy a customers needs competitively. Rather than steering our customers toward a particular system, we prefer to enable them to make an informed decision when selecting an aftermarket efi system. Aem, accel, bbk, edelbrock, fast, fitech, ford racing. The following is recommended dwell times for various gm coil pns. In trying to keep up with emissions and fuel efficiency laws, the fuel system used in modern cars has changed a lot over the years. Efi system pro your onestop source for fuel injection. Efielectronic fuel injection systems at summit racing. Sensors located in the engine and throughout the rest of. Step 1 turn the ignition on engine off and, using either a voltmeter or a test light, test for battery voltage available at the positive terminal of the ignition coil. Most efi systems have onboard diagnostic abilities. User manual for efi fuel systems pg engineered control solutions.
Jegs has a large selection of high performance and replacement fuel injection parts to increase horsepower or just get you back on the road. In this video, ray installs msd pro 600 and msd cam sync distributor in his supercharged small block ford for the ultimate in coilnearplug ignition power. Printing industry leaders rely on the efi technique enterprise resource planning solution to facilitate the collection and integration of companywide information in the office and on the production floor for automated, efficient, and profitable business management. In the early days, automobiles electrical system comprised of only basic wiring technologies that were used for distributing. Our folks have several options from basic to completely trick. Automotive electrical circuits and wiring 9 101 battery capacity the capacity of a battery is measured in amperehours. Modern automobiles use electronic fuel injection efi in their fuel delivery system in order to increase the efficiency. Uniti automobile electrical and electronics electrical. Download automobile engineering pdf of various titles, authors, and publications for free in pdf format about automotive engineering. A faulty efi system is often related to poorly connected or corroded connectors. A practical guide to modifying and tuning modern electronic fuel injection efi systems, including engine control units ecus. Integrated product design built around offthe shelf automotive components. When troubleshooting any electronic ignition system for no spark, follow these steps to help pinpoint the exact cause of the problem. Before disconnecting the fuel hose, release the fuel pressure.
Fast is the leading developer of electronic fuel injection systems, efi components, intake manifolds, tuning tools for high performance and street applications fuel air spark technology javascript seems to be disabled in your browser. Choose from larger fuel injectors, fuel rails, fuel injection controllers, mass air meters, bigger throttle bodies, complete fuel injection kits and more from leading fuel injection leaders. This presentation is about complete description of efi system. Ez tcu electronic automatic transmission controller. Efi fuel system integrated product design built around offthe shelf automotive components. The first automotive direct injection system used to run on gasoline was. Download automobile engineering pdf books top authors free. Mechanical systems are continue to be controlled with electronic systems. Pdf advanced electronic fuel injection systemsan emissions. Efi is coming from an automotive professional engine control system.
The evolution of microcontroller and sensor technology is allowing automobile industry. Capitulo 2 automotive electrical circuits and wiring. Automobile electrical and electronics electrical components in automobile automobile electrical system has gradually evolved over the years and today it assimilates automatic computer control of the automotive mechanics. Petrol engines can use gasoline direct injection, where the fuel is directly delivered into the combustion chamber, or indirect injection where the fuel is mixed with air before the intake stroke. Electronic fuel injection efi helps in an essential way. When disassembling the efi parts, note the location of the orings. This efi is probably one of the most sophisticated efi with mafdigital. Separation of the engine oil level gauge, oil filler cap, pcv hose, etc. Our book courses reach you via download link, which is emailed to you and assured to reach you within minutes of purchase. Principle and working of electronic fuel injection system. Automotive fundamentals 1 understanding automotive electronics 3 environmental regulations and an increased need for economy have resulted in electronics being used within a number of automotive systems. Electronic fuel injection efi 1 electronic fuel injectionefi 2 electronic fuel injection.
It is more sophisticated than most of the aftermarket. The 1990 subaru justy was the last car sold in the united states to have a carburetor the following model. This follows from the sophistication of the electronic control system that constantly. Through sensors, computers receive vital information about a number of conditions, allowing minor adjustments to be made far more quickly and accurately than mechanical systems.
Present fuel injection simply and provide fanatical customer support. All information, illustrations and specifications contained in this manual are based on the latest product information available at the time of publication approval. Efi university offers the most popular efi 101 class, the challenging efi advanced class, and a wiring harness workshop. Fuel system diagnosis correctly diagnosing a low pressure. Fuel injection is the introduction of fuel in an internal combustion engine, most commonly. See the crank and cam sensor setup in the holley efi help instructions on properly setting up the positions of the crank and cam sensors. Below are recommendations for various factory gm ls coils based upon holley testing. The two leading causes of electric fuel pump failure are. Fuel injection is the introduction of fuel in an internal combustion engine, most commonly automotive engines, by the means of an injector all diesel engines use fuel injection by design. Earning a high performance engine tuner certification through efi university is the perfect way to do that.
Edelbrock performance catalogs are available in digital pdf form or in printed copies. Efi systems invariably produce lower fuel consumption than carbureted engines. Other engine sensors used in efi systems include a coolant temperature sensor, a camshaft or crankshaft position sensor some systems get the position. Principles of tuning programmable efi systems the is an introduction to tuning with a programmable electronic fuel injection ecu. We are leading providers of fuel systems and ultra ram sbc efi. User manual for efi fuel systems pg engineered control. It is this evolution that is the primary focus of this book. Principle of efi efi is an indirect, pressurized injection system with injectors operated by. Ag engg 243 lecture 6 4 two conditions are essential for efficient operation of fuel system. Efi stands for electronic fuel injection the electronic fuel injection system fitted to most modern vehicles combines sophisticated computer controls with a high pressure fuel delivery system to provide optimum power and fuel efficiency. Fuel system diagnosis correctly diagnosing a low pressure, low volume or nofuel problem a lack of fuel to the engine may signal a failed fuel pump. Edelbrock has been delivering the best combination of dyno proven electronic fuel injection performance for over 40 years. Take a technological leap forward with a new electronic fuel injection system from summit racing. Sensors located in the engine and throughout the rest of the vehicle send information to the ecu.
Next to the accel dfi system is the electromotives tec system. The center of the whole efi system, which controls the fuel map, is the engine control unit ecu. Certified to meet epacarb 2004 offroad large spark ignition engine emission requirements. The right is reserved to make changes at any time without notice. From gms factory copo camaro to nascar to your car, get the new standard in fuel injection with holleys fuel injection kits and efi systems. Fast is the leading developer of electronic fuel injection systems, efi components, intake manifolds, tuning tools for high performance and street applications fast wiring diagrams javascript seems to be disabled in your browser.
Instruction manual for the following go efi systems 30003 go street efi system this quick start manual is designed to get you up and running with the go street kit and either the 40003 fuel command center or the 40005 inline fuel delivery kit. Yet we can actually trace efi s roots back way before thento the systems developed by robert bosch in the late 60s and early 70s for volkswagen and other european carmakers. Welcome to automotive efi the leading store for all your fuel injection needs conveniently located at 37 snow street lismore automotive efi is the northern rivers leading supplier of quality aftermarket and genuine partscomponents for most makes and models. Sensors and actuators computer controlled systems continually monitor the operating condition of todays vehicles. The fitech go efi system is the industrys most ad vanced throttle body efi system and also the. Certified to meet epacarb 2004 offroad large spark ignition. Electronic fuel injection control systems heinzmann gmbh. Les moteurs et aeroplanes antoinette antoinette engines and aeroplanes pdf in. Fuel injection is the primary fuel delivery system used in most automotive petrol engines and our qualified staff. Use a systems approach to learn automotive diagnostic and repair technology, here with our virtual auto technician mechanic courses of books on pdf format. Electronic fuel injection efi drove carburetors out of newcar production for good about a decade ago. Feel free to view the catalogs online or order a free print copy to be shipped to your door. Youll need to set yourself apart from all the noise if you want to get noticed.
We often receive inquiries from customers asking which aftermarket electronic fuel injection system is the best one. Automotive workshop basics objective of the module. Understanding fuel mapping technology is much easier if you know the territory. Auto mechanic curriculum contents teaching and learning guide module 1 title.
The msd pro 600 was designed to have seamless integration with holley efi systems. Fuel efficiency the airfuel ratio afr is the mass of. Advanced speed governing with tps feedback advanced spark ignition timing for each fuel type. View and download polaris 2014 sportsman 570 ef service manual online. But for those who demand customization, the unit is also optionally fully programmable based on load, speed and rpm. The efi engines run more smoothly, with lower emissions and fuel consumption. The efi is controlled by the ecu electronic control unit which interprets data from sensors that monitor the vital parts of the engine. We carry many efi systems many selftuning and selflearningfrom the top players in engine performance, including msd ignition, edelbrock, holley, fast, accel, chevrolet performance, quick fuel, and more. The benefits of electronic fuel injection efi power4flight.
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