See also:

Low engine oil pressure
Turning the key to MAR the warning light on the dial turns on, but it should go off as soon as the engine is started. If the warning light turns on when the car is travelling (on certain ver ...

Spark plugs
The cleanness and soundness of the spark plugs are very important for keeping the engine efficient and polluting emissions down. The appearance of the spark plug, if examined by an expert eyes, is ...

For checking and restoring pressure only
The compressor can be also used just for restoring pressure. Disconnect the quick connection and connect it directly to the tyre valve; in this way the cylinder is not connected to compressor and ...