Bosch k jetronic troubleshooting. The latter applies to the XN6.

com has everything you need for professionally repairing and recovering Bosch D-Jetronic (1967-1976), K-Jetronic (1973-1994), K-Jetronic (Lambda), and KE-Jetronic (1985-1993) Fuel Distributors. 10 Diagnosis. Further t mercedessource Product - Limited Availability. Quarto. youtube. I have been working in the motor trade for almost 10 years years now, and have been working with K-Jetronic for 8 of them. Return Volume Test Aug 21, 2005 · Okay,if it's K Jet with lambda,adjust the air-fuel ratio using a dwell meter. Special thanks to 'PapaJam' and 'Tifosi' from www. A lot has been done bit by bit to address these and it is improving with each step, but the following symptoms remain: Dec 18, 2007 · by Bosch in the late sixties. jo Bosch Fuel Injection Systems Forbes Aird,2001 This complete manual includes basic operating principles of Bosch's intermittent fuel injection systems; D-L- and LH-Jetronic, and LH-Motonic tuning and troubleshooting Dec 28, 2018 · Die Bosch D-Jetronic war 1967 die erste Großserien elektronische Einspritzung der Welt. K stands for "kontinuierlich", the German word for continuous. ) must be within Apr 20, 2011 · Bosch K-Jetronic CIS tuning, 86HC, 87HC, 88 X180 Esprit Majority of the Lotus owners are of the opinion, that Bosch K-Jet CIS equipped Esprits would not respond well to common performance improvement practices. MAP sensor is the most important sensor of D-Jetronic. 1 bar, meaning between 2. 0L (1973-1976). 0 Operating Conditions 5. This development was May 8, 2021 · #k-jetronic #bosch #youtube This episode is a basic insight to the workings of the bosch K-jetronic CIS fuel metering head. Almost seems to Bosch p/n 0438. Table of content for clicking Chapter 1: History Aug 19, 2016 · In the 1970s, fuel injection systems were analog. Jul 15, 2024 · Gasoline Fuel-injection System L-jetronic - Robert Bosch GmbH. alfabb. trigger connectors are switching and distribution system has been changed. Mar 31, 2020 · Over the years many forum members have worked hard to provide clarity on how the Bosch K-Jetronic fuel injection system (K-Jet) works on a W124 Mercedes Benz. Makes sense, you want the WUR to get warm as the engine gets warm, not simply when someone turns on the key, and then begins 10 minutes of texting before remembering they were getting ready to go somewhere. Jul 29, 2020 · Here I have compiled the troubleshooting info I used for every subcomponent on my 1983 K-Jet Lambda system. 7L I4 Gas Engine. Sep 14, 2004 · K-Jetronic fuel injection (318i-320i-323i) - AutoData K-Jet troubleshooting - Bosch manual on K-Jet basics, adjustment and troubleshooting (1. Jun 11, 2009 · Bosch K-Jetronic Continuous Injection System Mechanical Fuel Injection Overview 15. K-Jetronic is the system's actual name (used everywhere outside North America), which is one type of continuous injection system. The document lists various engine symptoms like hard starting, irregular idling, poor performance, and provides potential mechanical causes like leaks, sensor or valve Today we will be troubleshooting a Delorean with cold start issues. Important parts, - Fuel Pressure Regulator O ring - 7mm ID x 2mm CS - WUR filter 10mm x 6mm These For more than ten years, Porsche used the Bosch K-Jetronic Continuous Injection System (CIS) on all production 911s. 9 The fuel distribution unit 15. Workshop K-Jetronic 31. Illus. These books are a great the K-Jetronic fuel injection system in detail. Time to stop throwing parts at it! Begin with some key diagnostic tests. Bosch L jetronic Fuel Injection Troubleshooting, Maintenance … Bosch L-jetronic Fuel Injection Troubleshooting, Maintenance & Repair. Feb 18, 2024 · Bosch K Jetronic Fuel Injection Service Repair Manual Crown's Diesel Repair Manual 1984 Morton J. Long service life, improper maintenance and an minimal dirt in the fuel distributor can be responsible for a bad start, the engine stutters, does not run smoothly and reacts only reluctantly to the throttle movements or does not K-Jetronic System overview 13 Fuel supply 14 Fuel metering 18 Adapting to operating conditions 24 Supplementary functions 30 Exhaust-gas treatment 32 Electrical circuitry 36 Workshop testing techniques 38 K-Jetronic Since its introduction, the K-Jetronic gasoline-injection system has pro-ved itself in millions of vehicles. The mixture preparation system meters fuel to correspond with the amount of intake air. Popular Mechanics 1985-02 Popular Mechanics inspires, instructs and influences readers to help them master the modern world. 1999 How to Tune and Modify Bosch Fuel Injection - Ben Watson Get the most from your FI system! This handy guide will help you coax better mileage and top performance from most any Bosch system, including Asian imports, Motronic, and D, L, LH, K, K w-Lambda, and KE-Jetronic systems. 140. I have since moved on from working at a Ford main dealer to a Volkswagen Audi dealer in the theory, troubleshooting, and service of all Bosch systems from D-Jetronic through the latest Motronics. This article does not cover the "L- Jetronic" system used on the 1. 0 and 2. It was used by a variety of automobile manufactures (including Mercedes, Volvo, Volkswagen and others). Update 7-29-2007. Details Written by: Super User Also available: Bosch KE-Jetronic system The Bosch KE-Jetronic fuel-injection system is fitted to Escort RS Turbo models and is a further development of the K-Jetronic system. Test Tools Dec 27, 2016 · Throttle Responsiveness - is the most obvious and rewarding improvement. K Jet; 914-4 Fuel Injection Troubleshooting manual. 95. With the K-Jetronic, the preparation is performed by the mixture control unit which consists of a fuel distributor and an airflow sensor. com/Step by step process on how to setup the initial fuel mixture on air-cooled Porsche 911s running Bosch C Sep 18, 2020 · *CAR WON'T START & RUN / CIS Bosch K Jetronic Problems* - 1982 VW Rabbit 1. 10 The warm up For those of you with older cars, I have just finished my dumbed down idiots guide to the workings of the famed Bosch K-Jetronic mechanical fuel injection system. Schultz Practical manual on diesel engines covers general troubleshooting, repair, maintenance. Bosch K Jetronic Service Guide The Complete Book of BMW ABA Journal Popular Mechanics Chilton's Import Car Manual 1980-1987 De Lorean Owner's Handbook Illustrated Mercedes-Benz Buyer's Guide Popular Mechanics Bosch Fuel Injection Systems Bosch Fuel Injection and Engine Management Chilton's Import Car Repair Manual, 1975-81 BMW E30 - 3 Series Nov 6, 2010 · Bosch KE-Jetronic Continuous Injection System Mechanical Fuel Injection Overview Part 2 of 6 DIAGNOSTIC TESTING - 420 & 560 SERIES TEST 1 Testing Voltage Supply to CIS-E Control Unit 1. but very complicated to diagnose. Both debuted in 1973. Hundreds of helpful illustrations and tips will make the job easier. If during a system pressure and performance test it is determined that the warm-up regulator is at fault, you are faced with an alternative: replace it (list price now about $280) or Dec 23, 2023 · KE-Jetronic replaces this main control pressure valve with an electronically controlled “electrohydraulic actuator valve” or EHA. ) L-jetronic slide deck. KE-Jet also gained an analog ECU in 1985, allowing for more precise adjustment of emissions control (also known as Lambda control) and control of the engine’s cold-start and warm-up cycle. MB as of 74) had a diagnosis connector. it has spark and getting fuel to the cylinders that have problems. I will also provide short descriptions of each part so you can get familiar with their functions. 8L 914s. S. The final car to use K-Jetronic was the 1994 Porsche 911 Turbo 3. I hope someone finds this helpful. 087): proper operation is a linear K-Jetronic Maintenance and Calibration CONTENTS Page 2 K-Jetronic Servicing and Cleaning Auxiliary Tank Page 2 K-Jetronic Servicing & Cleaning Procedure with LB291/2F Page 3 K-Jetronic Fuel System Diagram Page 4 K-Jetronic Hook-Up Diagram for Flow and Pressure Tests The document discusses symptoms, causes, and remedies for issues with the K-Jetronic fuel injection system. The service manual that I have is the best step by step guide but it relies heavily on having access to a Bosch tester. 0 Troubleshooting the Porsche 912E Fuel Injection System 6. Using the Lambda sensor together with additional equipment for the Lambda closed-loop control facility, the K-Jetronic can already comply today with the exhaust-gas regulations of tomorrow. Watch the step by step process and tips from Joe Engineer. This however does not help today's "mechanics". This common rail system ran at constant pressure and the injector pulse duration was changed according to intake vacuum, barometric pressure and engine temperature. Few D-Jetronic cars (e. Connect the dwell meter to the pulsed side of the frequency valve or the duty cycle test terminal of the car. bei Bosch (N Bosch L-jetronic Fuel Injection Troubleshooting Maintenance Repair Introduction: i - Table of Contents ii - Table of Contents continued iv - Introduction v - Introduction… To be able to supply both kinds of technology, the successor systems developed by Bosch included K-Jetronic, a mechanical counterpart to the electronic L-Jetronic. If you own or are restoring a CIS fuel-injected Mercedes, a pressure tester is a must-have! This complete kit will allow you to do it yourself with complete instructions. w114/8-D. 3mb, 58 pages, . Our interest encompasses the Volkswagen-Porsche 914 1. 5 Porsche 911T in January 1973, and was later installed into a number of Porsche, Volkswagen, Audi, BMW, Mercedes-Benz, Rolls-Royce, Bentley, Lotus, Ferrari, Peugeot, Nissan, Renault, Volvo, Saab, TVR and Ford automobiles. Mar 16, 2017 · k jetronic troubleshooting Jump to Latest 5K views 2 replies 2 participants last post by roy63 Mar 16, 2017 K-Jetronic (CI5)Troubleshooting . In the years that followed, this led to something of an inter-departmental tug of war, with considerably more mechanical systems being sold at first. The fuel is pumped by an electrically-driven roller cell f uel pump. The air drawn in by the airflow sensor changes the position of the airflow sensor plate in the airflow In 1972 Porsche introduced a fully mechanical continuously injecting system named K-Jetronic. mercedessource Product - For 1976 to 1993 Mercedes with gasoline fuel injected 4, 6, and 8-cylinder engines This video is specific to K- jetronic fuel-injected engines from 1976 to 1985. Dec 20, 2022 · Kit available for purchase here: https://mercedessource. Turn on ignition and check voltage between terminal No. With this series of D-Jetronic articles I try to stat a blog fo D-Jetronic cars of all vendors. However, after about 30 secs to one and a half minutes the revs drop to stall and sometimes it cuts out completely! When you turn off the ignition and start again it usually warms up nicely. Spray test of injectors on a W108 280 SE 3. 0 438 140 056 instead of 0 438 140 010), and yes the plug connector on WUR has been snipped off and the vacuum lines are dubious, to say it mildly. Tags cis cis fuel injection fuel distributor k jetronic vw rabbit. So, that means since you were a good guy for posting that info, I have to torture you with a question about the problem I am having with my 74 450sl. 0 Bibliography Jan 21, 2015 · My '92 Brooklands (PCH46138 with 116k miles on clock) has a Bosch K Jetronic injection system. com for proof-reading and other input. (Please complain at Bosch Classic). Jan 28, 2023 · To properly test the K-Jetronic system I purchased a fuel pressure guage only to find out that there were other problems to hinder me. Link to previous videos: K-Jetronic debuted in the 1973. ” Sep 2, 2013 · I followed my scientific curiosity to discover every special subject on Bosch's D-Jetronic and today I consider myself a specialist on that. 17 MB, PDF. Most of the information I will use comes from course notes I have from attending the Ford Service Training College at Daventry on the Bosch K-Jetronic fuel injection system training course. pdf (10051. Years: 1979-1993; Fuel system controlled by a carburetor Jul 4, 2020 · DESCRIPTION The Bosch Continuous Injection System, Fig. Apr 8, 2007 · D. Fortunately there hasn't been a recent spat of "my car cranks but won't start posts". Aug 4, 2023 · The original Bosch K-Jetronic technical instruction + Workshop repair/ troubleshooting manual /All MB fault codes '88-'00 Jump to Latest 2K views 1 reply 2 participants last post by plinker17722 Aug 5, 2023 Old K-Jetronic Engine Won't Run Its time to stop guessing what the problem is. I would like to provide my view on this in an effort to help as much as I can. 2 Idle run contact in throttle switch: Verify adjustment K-Jetronic Troubleshooting Basics >My 81 Euro 928 is very hard to get going in the mornings. Bosch D Jetronic and K Jetronic Workshop Manuals and Troubleshooting Information. Sep 22, 2015 · Die Bosch D-Jetronic war 1967 die erste Großserien elektronische Einspritzung der Welt. The Injection guy, whose name is Simone Lanfranchini from Novara, Italy, serviced the Fuel distributor, the Warm Up Regulator (WUR) and the Auxiliary Air Valve (AAV). Mercedes followed in 1975. The K-Jetronic is a mechanical system in which the fuel is continuously metered in accordance with the amount of air drawn in by the engine. Cheers, Gerry Robert Bosch Keywords: VW L-Jetronic Fuel Injection Workshop Manual Created Date: 1/23/2006 12:00:00 AM Its time to stop guessing what the problem is. Theory, troubleshooting, tuning, rebuilding, ect. And if it was only to monitor ignition. ] Aug 4, 2023 · The original Bosch K-Jetronic technical instruction + Workshop repair/ troubleshooting manual Jump to Latest 4K views 6 replies 4 participants last post by tuttebenne Aug 21, 2023 May 17, 2010 · M116 D-Jetronic Hi I have a Mercedes M116 3. 5L D-Jetronic It just goes on 3 cylinder on one side and 1 on the other side. Set the dwell meter on the 4 cylinder scale 2. Learn how to perform the fuel pressure tests on air-cooled Porsche 911s with Bosch CIS K-Jetronic system. 1. with K-Jetronic for 8 of them. Bosch KE-Jetronic system The Bosch KE-Jetronic fuel-injection system is fitted to Escort RS Turbo models and is a further development of the K-Jetronic system. pdf Oct 26, 2020 · I want to try to make an attempt to explain how a KE-jetronic fuel distributor works. Hugh Bosch K-Jetronic + Lambda. ) must be within the K-Jetronic fuel injection system in detail. Why buy Jan 27, 2013 · The overvoltage protection (OVP) relay provides system power to a buss that supplies the CIS-E electronic control unit, the ABS electronic control unit, and also the idle speed control (ISC) valve, throttle valve switch (TVS, located on the throttle valve shaft end) and microswitch (on the throttle linkage). Having recently sorted out a problem with mine, and hopefully understanding its Oct 31, 2009 · D Jetronic troubles Hi Nuts, I saw your posting on the D Jetronic system and it is the most informative and easiest to understand explanation I have found on the net. With the right tools, it is easy t May 26, 2015 · Die Bosch D-Jetronic war 1967 die erste Großserien elektronische Einspritzung der Welt. The K-Jetronic. 9, i. Fuel supply Apr 30, 2023 · Porsche 911 DIY Repair Blog: http://joe-engineer. Before trouble-shooting, testing or adjusting the K-Jetronic fuel injection system, the ignition sys-tem and the mechanical system of the engine (compression, valve timing, etc . If it has been serviced regularly, there are hardly any problems. JETRONIC) in the shot. Spec Alfa Romeo GTV6s, Milanos, and 1982-1989 Spiders, BMW E12 5 Dec 17, 2021 · BOSCH L-JETRONIC FUEL INJECTION IDLE ADJUSTMENT, DIAGNOSTIC AND TUNE UP PAGE for USA models of Alfa Romeo Spiders 1982-1989. 4 The fuel pump relay 15. The predecessor of the KE-Jetronic from Bosch, the K-Jetronic, is explained in detail in this book. 7L (1970- 1973) and the 2. Bosch L-Jetronic is used on all Alfa Romeo GTV6s, Milanos, and 1982-1989 Spiders, BMW E12 5 series and 3 series cars, Datsun 280Z, 280ZX, All U. 2. If you have a low return volume every other test you do will give you false information. Aug 31, 2014 · Some one said that the K Jetronic System is simple . Bosch Fuel Injection Systems 2001 Forbes Aird This complete manual includes basic operating principles of Bosch's intermittent fuel injection systems; D-L- and Apr 10, 2024 · This handy guide will help you coax better mileage and top performance from most any Bosch system, including Asian imports, Motronic, and D, L, LH, K, K w-Lambda, and KE-Jetronic systems. Navigating troubleshooting bosch k jetronic service manual eBook Formats ePub, PDF, MOBI, and More troubleshooting bosch k Bosch K-Jetronic seems to be a bit of a black art these days. Unfortunately Bosch Classic had first announced to improve and reprint these manuals and after 2 years of discussions obviouyly decided to not reprint them. Apr 23, 2024 · Bosch K Jetronic Service Guide Bosch Automotive Electric-Electronic Systems Handbook 1998-11-01 Robert Bosch Bosch literature sets the standard for concise explanations of the function and engineering of automotive systems and components: from Fuel Injection, to Anti-lock Braking Systems, to Alarm Systems. This little goody is a common culprit in K-jet or CIS problems, along with pumps, one-way valves, accumulators and fuel distributors. In this 29-minute video. ) must be within I am always questioned about systematic check lists and I used to forward to Bosch service manuals. The K-Jetronic is a mechanical fuel injection system from Bosch. 7. Support my channel:- h Nov 27, 2020 · Learned Friends, I am having some ongoing running issues with my 924T related to the CIS. A thorough understanding of the various compo-nents is required before working on K-Jetronic fuel systems. spec fuel injected Fiats and Lancias, 1984-1989 Nissan 300ZX, Toyota Supra MK1, and more Apr 12, 2023 · [Side note: There is a lot of confusion online between K-Jetronic (CIS), with and without Lambda, and KE-Jetronic (CIS-E) systems. During operation the intake air quantity is metered by an air-flow sensor installed in front Chapter 13 of D-Jetronic articles by Dr-DJet describes systematic fault finding (troubleshooting) and repair on your Bosch fuel injection system. ) Mar 2, 2012 · About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright continous injection systems like youre k-jet are known as cis for the reason that they continously inject fuel into the engine. Full six part video series included. This is vastly improved with the new system with the car feeling far more nimble / responsive under changes in throttle input. 6. Download: 28. 10. Mar 27, 2008 · "An engine equipped witha Bosch CIS (K-Jetronic) fuel injection system depends on the accuracy of the control pressure for starting and drivability performance. Table of content for clicking Chapter 1: History Those problems are more common than defetive ECUs or MAP sensors. 8 The airflow sensor 15. K-Jetronic measures air sucked in by the engine by means of a flow sensor. valve, defective (or clogged) fuel distributor, faulty system pressure regulator, and leaking cold start injector. Only the components related to the system are shown below. As usual this info came from various sources. Both systems were further developed. Ersatte det tidigare systemet D-Jetronic, som var elektroniskt styrt. Apart from minor alterations the basic principles of the hydraulics and mechanics used on the K-Jetronic system are unchanged on the KE-Jetronic system. Aug 5, 2020 · Mr Haynes Active user Posts: 282 Joined: Tue Aug 04, 2015 12:18 am Car Models: 900 Location: Scotland der K-Jetronic. the injectors never turn on or off like a conventional system. Includes high-performance tuning secrets and information on the newest KE- and LH-Motronic systems not available from any other source. K-Jetronic System overview 13 Fuel supply 14 Fuel metering 18 Adapting to operating conditions 24 Supplementary functions 30 Exhaust-gas treatment 32 Electrical circuitry 36 Workshop testing techniques 38 K-Jetronic Since its introduction, the K-Jetronic gasoline-injection system has pro-ved itself in millions of vehicles. Factory Fuel Systems. The K-Jet system belongs to the group of CIS injection systems, which stands for “Continuous Injection System. bei Bosch (N May 18, 2023 · The Bosch K-Jetronic (K-Jet) system comprises different components, which are discussed below, and their functions. com/store/k-jetronic-warm-regulator-cold-start-modiificaation-kit. Die Bosch D-Jetronic war 1967 die erste Großserien elektronische Einspritzung der Welt. com/channel/UCs0jR3jzkrn1KJDR6hOoPdQ/join#fixyourmercedes##mercedeskejetronic##adjustingkjetroni 3 System - sajjel. Pierburg/Solex, or Keihin carburetion. K-Jetronic var enklare i konstruktionen och fungerade bättre i praktiken, eftersom det inte var lika känsligt för störningar. 4. The WUR mod or warm up regulator modification. Voltage should be about 12 volts. pdf) Jun 4, 2021 · Reliability of Bosch is superb! But I also like the brilliance of Magneti Marelli ! The changes are great that more and more people with K-jetronic (CIS) will get problems. System WEBGasoline Fuel-Injection System L-Jetronic Robert Bosch,1999-09 The familiar yellow Technical Instruction series from Bosch have long proved one of their most popular GREG'S BOSCH L-JETRONIC FUEL INJECTION IDLE … WEBThe Bosch L-Jetronic system is used on all U. 55 kB - downloaded 221 times. I harp on about genuine part Dec 17, 2021 · GREG'S BOSCH L-JETRONIC FUEL INJECTION IDLE ADJUSTMENT, DIAGNOSTIC AND TUNE UP PAGE. 0 Introduction to L-Jetronic Fuel Injection 2. 1. #bosch #niche #youtubeThis is the next instalment of the K-jet videos. Jul 2, 2013 · You have to start somewhere in diagnosing problems, but try to work through problems in a progressive approach rather than jumping all around. As the picture here illustrates ,it can all be a little confusing and overwhelming at times. This PRV engine uses the Bosch Jetronic K fuel injection system and requires the cold st Bosch K-Jetronic är ett bränsleinsprutningssystem för bensinmotorer, tillverkat 1973-1994. it saved my butt I just wanted to add my experience regarding 5) Shorted or defective thermo time switch; The cold start injector will not work if the thermo time switch is defective. Plus a forum where Dr-DJet and other experts help with competent advice and repair instructions. The system in general is very reliable, and was only bested in 1984 by the introduction of the Motronic engine management system that controls both ignition and fuel injection together. Primary focus is to help you get a non-running 928 to start and idle again, especially when it has sat for a long time. Pearl #3: You might need some tools. Guide Contents: Engine fails to start (cold or warm) Cold-start problems Hot-start problems Improper idle Uneven running Unsatisfactory performance Fuel consumption too high Appendix _ Note: All instructions marked * apply only to vehicles up t o and including the 1975 model See full list on tasteslikepetrol. the distro just adjusts pressure and flow according to the demands on the engine. 2: Airflow sensor adjusted incorrectly. You don't have to have a lot of tools to properly troubleshoot these problems, but you will need some. Someone has connection scheme of the fuel hose that focus of the hose that comes from the tank of fuel to return, distribution of nozzles nozzles. 1 bar (exception: Volvo). 0 Component Location 7. Do a pressure test and focus on the rest pressure. 1 Introduction and operational overview 15. Many posts about one confuse with another, so be careful when searching and reading on the topic to make sure the information is pertinent to your system. Troubleshooting D Title: Troubleshooting Bosch K Jetronic Service Manual Author - insys. pdf file) Porsche 928 (project) k-jet-troubleshooting ; Porsche 928 Workshop Manual (The Workshop Manual is only for the internal use of the Porsche Dealer Join this channel to get access to perks:https://www. Repair Kits for Bosch Fuel Distributors KE (K)-JETRONIC CIS-Jetronic. There are two chapters - the basic K-Jet system, and the K-Jet w/Lambda. Since then, the K-Jetronic system has been only of Sep 20, 2021 · Finally I found a true expert of those K-Jetronic items and I gave back Toni his Bosch Fuel distributor: now the car works better than new. so the knowledge about the system should be passed on to the next generation Dec 11, 2022 · Share your videos with friends, family, and the world troubleshooting bosch k jetronic service manual Public Domain eBooks troubleshooting bosch k jetronic service manual eBook Subscription Services troubleshooting bosch k jetronic service manual Budget-Friendly Options 5. USD $9. It is that my MB is being completely restored and needs of this scheme to connect it. 7 Systems pressure 15. . 0 System Diagrams and Reference Tables 8. We also recondition D-Jet MPS, Auxiliary air slides, auxiliary air valves and mechanical petrol injection systems. 5 The accumulator 15. Kent will show you how to hook up the gauge, run the fuel pumps, and complete the test Jul 11, 2021 · I've found this manual to be very useful, particularly with regards to troubleshooting problems. I need to give a BIG thanks! to Eric Russell for providing us with this page. Basically, the Bosch K-Jetronic is a robust system. Why do we have to trash malfunctioning WURs? Why do we have to pay $300 or more for a mint unit, or buy one on ebay for $99 without knowing if it's OK? the K-Jetronic fuel injection system in detail. The main Aug 11, 2012 · 1: Loss of rest pressure. 9 MB, PDF. 1975 D-Jetronic Service Manual - Robert Bosch GmbH. The Bosch Jetronic systems generally feel a bit dopey under foot taking a bit of time to respond to throttle inputs. Bosch K-Jetronic. sort of like a carby does. Almost anyone you mention it to backs off and cringes. 323 KB, PDF. Apr 4, 2024 · Bosch K Jetronic Service Guide Bosch Fuel Injection and Engine Management 1989-11-27 C Probst This Bosch Bible fully explains the theory, troubleshooting, and service of all Bosch systems from D-Jetronic through the latest Motronics. R107 Schrauber Mythos K-Jetronic - Jochen Jahn 2024-05-23 Testing and troubleshooting for the K-Jetronic continuous injection system. The amount of air sucked in by the engine is controlled by a throttle valve and measured by an air-flow sensor. Chapter 13 of D-Jetronic articles by Dr-DJet describes systematic fault finding (troubleshooting) and repair on your Bosch fuel injection system. It can be accessed from the front page of my website: Nov 27, 1989 · This Bosch Bible fully explains the theory, troubleshooting, and service of all Bosch systems from D-Jetronic through the latest Motronics. jhu. Started by SELfor50 Mechanicals. Firstly, the individual elements of the system and the testing of individual components in the event of complaints. Feb 23, 2017 · One thing that I have not been able to find is a good "no start" trouble shooting guide or write up for the Bosch L-jetronic system. 8 Testing MAP sensor. (F), Jubiläumstreffen 18. Sep 15, 2012 · Everyhing about Bosch D-Jetronic (some wrongly write D-Jetronik) fuel injection system equiped cars of all manufacturers from A as in auxiliary air valve via E las in ECU and M as in MAP sensor to Z as in zero adjustment. Its a bit of long video but if you Playing with your K -Jetronic Warm Up Regulator, or WUR. 1 . This is the heart of the Bosch KE-jetronic fuel injection system which Dec 29, 2015 · Bosch L-jetronic Fuel Injection Troubleshooting, Maintenance & Repair p. pdf, (3) Manuals 1- D-Jetronic Fundamentals Manual 2- D-Jetronic Troubleshooting Manual 3- Robert Bosch D-Jetronic Service Manual. K-Jetronic is a mechanical system used in vehicles from 1973 to 1995 that meters fuel proportionally to air intake. Simply fantastic! May 8, 2011 · This easy to read manual includes basic operating principles of Bosch's CIS K-Jet, KE and pulsed fuel injection systems; D-L- and LH-Jetronic, and LH-Motonic tuning and troubleshooting; and some info about high-performance applications. Download Link Sent to your PayPal email address 1. g. - Bosch's D-Jetronic was the first mass-production electronic fuel injection. At the start of the decade, you could find the Bosch D-Jetronic on many Volvos and VWs. This includes the 350, 450, and 280 engines in the R107, W116, W123, and early W126 gas Mercedes. This development was I show you what to check and/or test if you are unable to carry out fuel pressure testing etc. Includes high-performance tuning secrets and information on the newest KE- and LH-Motronic Apr 11, 2020 · This 6 page procedure is designed to guide you through setting a baseline fuel tune on your early 928 with Bosch K-Jetronic CIS. A set of CIS fuel pressure gauges is really a must. It is divided into three main functional areas: Air-flow measurement ; Fuel supply ; Fuel induction ; Air-flow measurement. Nothing major but irritating when compared with how well my similarly injected SC runs. 3 The fuel pump 15. 36, is a mechanically and continuously operating fuel injection system which does not have to be driven by the vehicle engine. Link to previous videos: https://www. Requesting for troubleshooting assistance Sep 29, 2020 · Well spotted, daantjie! The WUR is not the correct one (currently I have one for the W126 380-series and not W116 6. D Jet; This is the Bosch D-Jet Workshop Manual. I made a cut through of the Air mete intermittent fuel injection systems; D-L- and LH-Jetronic, and LH-Motonic tuning and troubleshooting intermittent systems; and high-performance applications. They also do not allow me to provide them to you. Nearly all D-Jetronic systems run at 2. 0 L-Jetronic Fuel Injection Theory of Operation 3. K-Jetronic: Troubleshooting Symptoms K-Jetronic is a mechanical system: the fuel is continuously metered in proportion to the quantity of air drawn in by the engine. Check our offers Apr 26, 2015 · This is an open group for discussing anything related to the Bosch K-Jetronic fuel injection system. has also changed pressure sensor with no improvement. 6 The fuel filter 15. I will discuss the theory of operation ジェトロニックはドイツを本拠とする自動車部品と電動工具のメーカーであるロバート・ボッシュが1967年に発表したガソリンエンジン用の燃料噴射装置の名称で、ヨーロッパにおけるより経済的なエンジンへの需要の増大と、アメリカ・カリフォルニア州で公布された厳しい大気浄化法を May 7, 2022 · #youtube #kjet #kjetronic Here is part two of our Bosch K-jetronic CIS (constant injection system) how it works video's. edu - 2023-07-16T00:00:00+00:01 Subject [DOC] Troubleshooting Bosch K Jetronic Service Manual Dec 27, 2020 · K & KE Jetronic CIS Motors are truly the last of the "hewn from stone" Mercedes, sure they had D-Jetronic but troubleshooting the K & KE Jetronic systems is just so logical, truly a basic process of elimination that if I can manage, any blind, half brained monkey can manage. This allowed me to go through and determine which parts will be reused or replaced. The K-Jetronic system was installed as Original Equipment in series production vehicles in the years 1973 through 1995. Reading the many manuals on the subject often does not clear the "fog" So in September of 2022 Kent set out to produce a number of DIY repair kits with special tools and detailed video instructions that can help you troubleshoot Bosch D-Jetronic (1970 to 1975), Bosch K-jetronic (1976 to 1985) and Bosch Initially trading under the name ‘Agape Autos’, K-Jet Specialists has been reconditioning K-Jetronic Fuel Distributors and Warm-up Regulators, and KE-Jetronic Fuel Distributors since 1993. For fuel flow and fuel pressure testing on Bosch K-jetronic and KE-jetronic 6 and 8-cylinder CIS-injected engines from 1976 to 1991. fsu. Up to Oct 1973. It may be the accumulator, the fuel pump one way valve or the fuel distributor system pressure valve leaking fu … The first test that you should always carry out when you have a problem with K-Jetronic or KE-Jetronic, is the return volume test. JETRONIC - MB 250CE W114/8 1971 Friends, I have problem in my MB 250CE/71 (mod. 5 by Winfried, unfortunately only available in Bavarian ;-) 13. 1 (+) and terminal 2 (-). The basic “ingredients” of a well running K-Jet system are fuel, air, and light. In my opinion, there are several approaches, which offer quite significant improvement Porsche 911 (1973 - 1983) General Information on the Bosch K-Jetronic Injection System ; Tuning and Adjusting CIS Fuel Injection (Porsche 911) WORKSHOP MANUAL Porsche K-Jetronic (Book *. This is the Bosch D-Jetronic troubleshooting guide. If it does not pass, check for a defective fuel pump check. Check our offers Bosch Classic K- and KE-Jetronic Gasoline System overview of K-Jetronic with A-control Injection 10 Systems Updraft air-flow sensor of K-Jetronic Air funnel Sensor plate Relief cross-section Mixture adjusting screw Control pressure (system-pressure regulator) Fuel inlet Metered quantity of fuel Control plunger Barrel with metering slits Download: Bosch D-Jetronic Fuel Injection Service Manuals. Whether it’s Fuel circulation The Bosch D-Jetronic fuel injection system injects intermittently and determines amount of fuel by opening times of injectors. 12. 1975 May 14, 2016 · K-Jetronic Specialists André van Zuijlen If they fit fuel pressure gauges, warm up the engine and then turn it off and observe how quickly the fuel pressure drops. 2 The fuel tank 15. net I have been working in the motor trade for almost 10 years years now, and have been working with K-Jetronic for 8 of them. Nov 21, 2009 · production in 1937; problems with car- In 1982, the K-Jetronic model became buretor icing and fire hazards had lent available in an expanded configura- special impetus to fuel-injection devel- tion, the KE-Jetronic, including an opment work for the aeronautics field. 2 Mb . Feb 15, 2024 · bosch-k-jetronic-fuel-injection-service-repair-manual 3 Downloaded from resources. gov. In this video I show you exactly how to Apr 12, 2008 · How to calibrate the k-jetronic warm up regulator Applies to: Most K-jetronic mercedes engines, the type without electronic lambda controls. May be a valuable reference for troubleshooting. 0 CSi Feb 4, 2021 · I am explaining on how to set plate clearance in relation to fuel distributor plunger so car starts every time and has a baseline mixture set point. ) L-Jetronic Fuel Injection Systems for BMW E12. edu on 2020-05-30 by guest complete trouble code charts. youre cis does indeed recirculate fuel back to the tank, but do does most other fuel injection More often ignition is the cause of problems than your D-Jetronic. Hopefully this series of posts clears up some of that misinformation and scaremongering, and opens more people up to working with their KJet instead of binning it, or neglecting it until it inevitably fails. Feb 20, 2011 · Here's an overview of Bosch KE-Jetronic fuel injection as used in the M117 560SEC/SEL/SL as well as various other 1980s MBs such as the W124 300E, the early R129 300SL and 500SL, and so forth. 0 + 0. 55 kB - downloaded 265 times. D-Jetronic; This is the Bosch K-Jetronic Workshop Manual. D-jetronic system repair for BMW 3. Jan 15, 2021 · #bosch #k-jetronic #golfBreif insight to the workings of the WUR (warm up regulator) The parts that should be renewed and tested. e. Aug 19, 2010 · I found the summary of potential faults with K-Jetronic extremely useful, i. The latter applies to the XN6. 27 kB - downloaded 492 times. It starts fine from cold. caih. D-Jetronic did not have oxygen sensors or close-loop operation. D-Jetronic does neither have self-diagnosis nor does it recognize non-operating or wrongly connected components. Professionals use an ignition oscilloscope to check secondary voltage. Here goes: Car would not start. Working with the Bosch system just got easier! Bosch KE-Jetronic Tests and Adjustments Feb 3, 2020 · Warming up the WUR: In my car, 1974 911, the WUR gets power from the alternator, (ie a spinning alternator), not direct from the battery. It is eminently important that this value stays constant at all speeds and loads of engine. 0 L-Jetronic Component Identification 4. 8. pdf (574. Unplug CIS-E control unit. K-Jetronic Service Manual - Robert Bosch GmbH. Jul 25, 2024 · Note: "CIS" has been replaced throughout most of this website with "K-Jetronic". yoyk wtd nogro ltbcicb khmqr oqktbb rdzkr bjwqi slzv xmktlx