While port injection systems such as ke and ljetronic employ a separate injector for each cylinder, monojetronic features a single, centrallylocated, solenoidcon. Do you like to read and collect bosch mono jetronic manual pdf epub. With the engine running, touch a long shaft such as a screwdriver to the injector and listen to the opposite end. Mono jetronic fuelinjection system system overview mono jetronic is an electronically controlled, lowpressure, singlepoint injection spi system for 4cylinder engines. Mar 27, 2006 read above, i explained that lh jetronic has 2 seperate controllers and motronic controlls them togeather. All data required to make the test system operate are stored on the software cassette. Vw ljetronic fuel injection workshop manual created date.
Ljetronic system fuel injectors n open when energized by ecu not continuous as k jetronic. You can open them as pdf file or save them on your computer. Ljetronic was often called airflow controlled afc injection to further separate it from the pressurecontrolled djetronic with the l in its name. Bosch le jetronic bmw copyright equiptech boschlejetronic thereismuchconfusionabouttheactualtypeofinjectionsystemfittedtomanybmwmotorcarsduringtheperiod1980to. Monojetronic fuelinjection system system overview monojetronic is an electronically controlled, lowpressure, singlepoint injection spi system for 4cylinder engines. Gasoline fuel injection system mono jetronic pdf995 bitbin. U tom slucaju na rezultat merenja ne utice gustina vazduha koja zavisi od temperature i pritiska atmosferskog. This chart is a summary of bosch lhjetronic components for the saab 900 and 9000 cars, from 1984 through 1994. Our bosch fuel injection pumps workshop manuals contain indepth maintenance, service and repair information. In these pages are found complete information on the brand you want. The lh connector pin 18 connects to all the fuel injectors. Jun 22, 2011 this adapter allows you to calibrate the bosch lh jetronic. Vw ljetronic fuel injection workshop manual author. Bosch electronic fuel injection ecu vehicle component applications.
Jetronic fuel injection pdf file download chapter 4 part b. Vw ljetronic fuel injection workshop manual pdf yumpu. Then, the command unit processes this information received and calculate the appropriate fuel injection time, through an electric signal. The lhjetronic was mostly used by scandinavian car manufacturers, and by sports. There are several variations of the technology offering technological development and refinement. I cannot remember the adress at the moment,but it is the one with the precompiled files. Bosch l jetronic l jetronic rx7 brought to you by the team at created date. Attention aux poids du fichier merci a tout ceux qui mont.
You can both modify parameterscurvesmaps and read out all internal values. Jetronic controls fuel supply while the electronic ignition system provides optimal ignition control. Pdf joiner allows you to merge multiple pdf documents and images into a single pdf file, free of charge. Bmw engines all about the m50m52m54bosch motronic basic, motronic 1. The lejetronic command unit receives various input signals, from the various sensors that send precise information about the instant engine operation conditions. Injection bosch l jetronic preparation dune 205 gti. Continuous injection system found on european cars and volkswagen models assembled in the u. There are two separate temperature sensors housed in the one sensor body in lh fuel injected 928s, one sensor is for the lh and the other for the spark module. Read above, i explained that lh jetronic has 2 seperate controllers and motronic controlls them togeather. Bosch handbook k d l lh jetronic fuel injection emissions. Jetronic is a trade name of a fuel injection technology for automotive petrol engines, developed and marketed by robert bosch gmbh from the 1960s onwards.
Both l and le jetronic control the fuel system alone. How can i tell which version of bosch lh fuel injection is on. With the lh relay jumpered between pins 30 and 87, there should be 12 v at lh connector pin 18. This synthesis, comprising the mechanical basic functions coupled with electronic adap tation and opti mization functions, is the kejetronic. Vous trouverez sur cette page des documents bosch et constructeurs a telecharger sous format pdf. Fuel injection fundamentals porsche club of america. This manual is dedicated to both maintenance and repairs performed for any bosch handbook k d l lh jetronic fuel injection emissions technical instruction a team of skilled mechanics providing their knowhow in order to help you.
Digital data processing and microprocessors make it possible to translate extensive operating. Vw l jetronic fuel injection workshop manual created date. Since its introduction, the kjetronic gasolineinjection system has pro. The le jetronic command unit receives various input signals, from the various sensors that send precise information about the instant engine operation conditions. To change the order of your pdfs, drag and drop the files as you want. Bmw very rare pdf manuals,cataloges,brochures, files download this forum is dedicated to technical writeups contributed by members. The charts are broken out by lh system version and catalyst or no catalyst. Rearrange individual pages or entire files in the desired order. If you buy iso files, youll get support for installing the programs. The workshop manual is only for the internal use of the porsche dealer organization. There seems to be a lot of dissagreement on what the version number is on this early system.
Lhjetronic injection manifold1982 and later b21 and b23flh models a quick way to check injectors is simply to listen to them. Porsche club europe regulations engine, clutch and. The lh controller functions as the switch from the fuel injector to ground. A computer controls the injection and ignition systems with reference to shared optimization criteria.
Please, select more pdf files by clicking again on select pdf files. This adapter allows you to calibrate the bosch lhjetronic. Air mass meter amm with aluminum body and adjustable mixture. Jetronic is a trade name of a fuel injection technology for automotive petrol engines, developed. Lele2lu a 010902021 9705 1 operation lele2lu jetronic foreword the multitester pluspro software cassette is the component that gives the diagnostic equipment its unique test characteristics. The most common cause of lhjetronic ecu failure is the hybrid control circuit. Checking fuel pump delivery lhjetronic, beginning with 1984 models. Bosch l jetronic fuel injection troubleshooting, maintenance. What links here related changes upload file special pages permanent link.
Bmw very rare pdf manuals,cataloges,brochures,files. Fuel injection pumps bosch service repair workshop manuals. Bosch licensed the concept to many automobile manufacturers. Bosch ljetronic l jetronic rx7 brought to you by the team at created date. Megasquirt support forum msextra lhjetronic 35 pin. The engine control wire harness for both lhjetronic 3. Just upload files you want to join together, reorder them with draganddrop if you need and click join files button to merge the documents. Kjetronic system overview fuel supply 14 fuel metering 18 adapting to operating conditions 24 supplementary functions 30 exhaustgas treatment 32 electrical circuitry 36 workshop testing techniques 38 kjetronic since its introduction, the kjetronic gasolineinjection system has proved itself in millions of vehicles. The most common cause of lh jetronic ecu failure is the hybrid control circuit.
L jetronic system fuel injectors n open when energized by ecu not continuous as k jetronic. By club member john hall, who worked for volvo usa for many years. Note the orientation of the protruding alignment notch. Gtv6 and milano, however if you own any car with bosch ljetronic injection the article will. Signification des cas specifiques c o mposants et accessoires. Please submit an article you have written to email protected in order to have your article posted. Vw l jetronic fuel injection workshop manual author. There is alot of information on high performance lh jetronic systems but the problem with the system as far as i know is its inability to measure large amounts of airflow without moddifications since it uses a total flow sensor as far as.
Lh jetronic injection manifold1982 and later b21 and b23f lh models a quick way to check injectors is simply to listen to them. K jetronic friends of pdf all our visitors are our friends. While port injection systems such as ke and l jetronic employ a separate injector for each cylinder, mono jetronic features a single, centrallylocated, solenoidcon. This manual is dedicated to both maintenance and repairs performed for any bosch handbook k d l lh jetronic fuel injection emissions technical instruction a team of skilled mechanics providing their. Bosch djetronic, ljetronic, lhjetronic, lhmotronic, kjetronic and kejetronic fuel injection systems. Merge pdf files combine pdfs in the order you want with the easiest pdf merger available. A thorough understanding of the various components is required before working on kjetronic fuel systems. I am waiting for a answer to a add for two defective jetronic boxes so i can pillage them for the 35 pin connectors as these connectors cost a small fortune new on the net. All books are in clear copy here, and all files are secure so dont worry about it. Before troubleshooting, testing or adjusting the kjetronic fuel injection system, the ignition system and the mechanical system of the engine compression, valve timing, etc. Our hybrid circuit replacement provides substantially improved characteristics such as lower power consumption and most importantly incorporates failsafe functions that makes it practically impossible for the complete failure of the replacement circuit, and thus.
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