Technical data of fuel injection systems Petrol engines of Opel Vectra/Calibra cars, depending on fashion, can have either a carburetor or an electronic fuel injection system. 1.6L and 1.8L/90hp...
Motronic injection system 115 hp engines releases until August 1989 are equipped with the Motronic ML4.1 injection system, and the same issue engines from September 1989 - Motronic...
Multec injection system The Multec system is a central fuel injection system. It is equipped with C16NZ and E16NZ engines. In this system, ignition and fuel injection are controlled...
Removal and installation of a lambda probe The lambda probe is installed in the downpipe of the exhaust system. It transmits voltage signals to the computer, the value of which depends on the oxygen...
Removing and installing the activated carbon filter The activated carbon filter is located in the area of the right wheel. The filter accumulates gasoline vapors leaving the fuel system when the engine is not...
Checking the fuel pump relay The fuel pump relay is located in the relay box on the left rear of the engine compartment. It supplies operating voltage to the fuel pump motor. If the spark...
Checking the performance of the fuel pump Disconnect the fuel line from the intake manifold and lower it into a vessel with a capacity of approximately 5 liters. Remove the fuel pump relay. The relay...
Removal and installation of the fuel pump Fuel injection systems Motronic ML4.1, M2.5, M2.7 The fuel pump is located on the bottom of the vehicle near the fuel tank. Removing Attention! Gasoline vapors...
Fuel level sensor replacement (all engines) In vehicles produced since September 1991, the fuel level sensor is made of plastic. Removal and installation of plastic and metal sensors is carried out in...
Air filter replacement The air filter must be replaced every 2 years or every 30,000 km. Removing Open the clips on the filter housing cover. Loosen the two Phillips screws. Remove...
Checking fuel hoses Check fuel hoses for cracks, pores, deformations. Replace hoses if necessary. Hoses that are wet on the outside must be replaced.
Fuel filter replacement The fuel filter must be replaced every 2 years or every 30,000 km. It is located on the bottom of the car near the fuel tank. Vehicles with Motronic injection...
Malfunctions of fuel injection systems Before carrying out checks on the injection system, the following conditions must be met: Properly start the engine. With the engine warm, depress the...