5-37-metodika-poiska-neispravnostejj.html
5.37. Technique of search of malfunctionsBy 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
Battery
Burned-through crossing point
Fuse
2. Connections with "weight" 3. Supply of fuel
Toplivoprovod
Fuel filter
Fuel pump
4. Ignition system
Spark plug
High-voltage wires
Ignition coil
5. System of decrease in toxicity of the fulfilled gases
System of ventilation of a case
Vacuum leak
6. Others
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.
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