P01A9 Urgente
Alternative Fuel Rail/System Pressure - Too High
No conducir — requiere atención inmediata
Descripción
This code indicates that the fuel pressure in the alternative fuel system is higher than the manufacturer's specifications. Excess fuel pressure can cause damage to fuel system components.
Causas comunes
- Faulty fuel pressure regulator
- Blocked fuel return line
- Faulty fuel pump
- Contaminated fuel
Síntomas
- Check Engine light is on
- Fuel smell
- Rough engine operation
- Potential damage to fuel injectors or pump