2.7.1. Main malfunctions and their reasons

Engine check on existence of malfunctions is important for beginning with the main systems. In the presence of one of the following malfunctions: (А) the engine is not started, (In) the engine unstably idles or (C) the engine does not possess sufficient acceleration performance – first of all to check:

1. Serviceability of chains of power supply

– Storage battery

– Fusible inserts

– Safety locks

2. Connections with "weight"

3. Supply of fuel

– Toplivoprovoda

– Fuel filter

– Fuel pump

4. Ignition system

– Spark plugs

– Wires of a high voltage

– Ignition coil

5. System of decrease in toxicity of the fulfilled gases

– System of compulsory ventilation of a case

– Leakage of depression

6. Other

– Corner of an advancing of ignition

– Idling

Malfunctions of a control system (COURT) with the distributed injection often are connected by the engine with bad contact in connections of wires. It is necessary to check surely all connections of wires and to be convinced of their reliability.