Signs that Your Fuel Rail Pressure Sensor Needs Repair

Most gasoline-powered vehicles will have a fuel rail pressure sensor, which measures the amount of pressure in the fuel rail. It then sends that information to the engine control module (ECM). The ECM then talks to the fuel pump control module to control the fuel pressure and injection timing. If your sensor isn't working correctly, your engine's performance levels will drop and you'll see an increase in emissions and unburnt fuel. If you see any of the following signs appear in your vehicle, your fuel rail pressure sensor may not be working correctly. Read More