When You Have The Car Problems Fuel Injection System ?
The system measures the amount of air entering the engine determines the amount of the fuel witch needs to be mixed with the air to give the correct combustion mixture for the particular conditions of the engine operation.
The fuel is sprayed continuously by an injection nozzle to the inlet port of each cylinder. This fuel and air is drawn into the cylinder when the inlet valves open.
That The Airflow Meter Can Cause Fuel Injection Car Problems .
The airflow meter is part of the fuel injection system.This measures the volume of air entering the engine.
Fuel Injection Pump.
The fuel pump operates continuously while the engine is running,and the excess fuel returned to the fuel tank.The fuel pump is operated when the ignition switch is in the start position.The fuel line to the fuel supply valve incorporates a filter and also a fuel accumulator.The accumulator function is to maintain pressure in the fuel system after the engine has bee switched off and give good hot restarting.
Some fuel pump there are located on the underside of the car, the other pump are fitted inside tank.
If the fuel pump is suspected of malfunction first check that the pump wiring does not have open circuit. If the wiring they correct, then check the fuel pump relay and the pump fuse.
After making this check and everything seems working you need to replace your fuel pump.The most of the fuel pump they can not be fixed,you must replace complete fuel pump.
The injectors may give trouble ,the spray may be irregular in shape,the nozzle may not close when the engine is switch off., can cause flooding when restarting,the nozzle filter may be blocked, giving less the required ration of fuel, or the seal may be damaged can cause an air leak. Some of the injectors cannot be dismantled for cleaning, other fuel injectors they can be serviced and tested . The part one of my ebook ( How You Diagnose Your Car Problem To Save Money ) is Free for you is limited edition.Subscribe now.