5.37. Technique of search of malfunctions
By search of malfunctions of the engine begin with check of working capacity and survey of the main systems. If operation of the engine, unstable frequency of rotation of a cranked shaft idling or insufficient acceleration is broken, check the following main systems:
1. Electric food
Burned-through crossing point
2. Connections with "weight"
3. Supply of fuel
4. Ignition system
5. System of decrease in toxicity of the fulfilled gases
System of ventilation of a case
Installation of a corner of an advancing of ignition
Frequency of rotation of idling
Malfunctions of MFI system are often caused by bad contacts in sockets of a plait of wires. Therefore check reliability of connection of all sockets.