Diagnostics of malfunctions of system of injection of gasoline

The following prerequisites must be met before a fault diagnosis can be used to detect a fault. Error conditions during starting are excluded For both cold and warm engines, do not press the accelerator pedal during starting. If the engine is hot, it may be necessary to lightly depress the accelerator pedal after starting it.

There must be fuel in the tank, the engine is mechanically sound, the battery is charged, the starter rotates with sufficient speed, the ignition system is in order, there are no leaks in the power supply system, there are no contaminations in the fuel system, the crankcase ventilation system is in order, electrical ground connections (engine - gearbox - body) are available. Memory device interrogated for fault codes (ONE HUNDRED).

Attention: The fuel system is under pressure! If the fasteners of the fuel lines are released, they should be covered with thick rags to prevent fuel splashing. Before releasing the fuel lines, they must be cleaned using cleaning agents.