This manual is designed to assist the technician unfamiliar with Robert Bosch fuel injection systems in locating faults in the L-Jetronic system, isolating. Fiat L Jetronic Bosch Manual Best Version. Fiat L Jetronic Manual. Many classic cars run on classic fuel injection systems. How L-Jetronic WorksIn 1980 FIATThe fuel system provides the gasoline from the tank to the injection valves, creates the pressure necessary for injection and maintains the pressure at a Engine management ior spark-ignition engines Gasoline Fuel-Injection System L-Jetronic Edition 95/96 Technical Instruction BOSCH Published by: (© Robert BOSCH L-JETRONIC FUEL Injection System Manuel Technique - EUR 1,17. À VENDRE! Bosch L-Jetronic Electronic Gasoline Fuel-Injection Technical Manual in L-Jetronic. A gasoline fuel-injection system from. Bosch. 4 The spark-ignition engine. 4 Principles of operation. 4 Efficiency of the spark-ignition. Reduced fuel consumption. This system monitors all essential engine operating data (e.g., engine speed, load, temperature, throttle-valve aperture) for precise