P01A4 Atención pronto
Alternative Fuel Rail Pressure Sensor Performance
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Descripción
This code means the car's computer has detected a problem with the fuel pressure sensor that measures pressure in the alternative fuel system. It's not reading the pressure correctly, or the sensor itself might be faulty.
Causas comunes
- Faulty fuel rail pressure sensor
- Wiring issue to the fuel rail pressure sensor
- Clogged fuel filter
- Low fuel pressure from the fuel pump
- Problem with the fuel pressure regulator
Síntomas
- Check Engine light is on
- Rough engine idle
- Difficulty starting the engine
- Reduced engine power