P0190

2017-10-10

Description:

  • The fault code P0190 indicates that there is an issue with the circuit that controls the fuel rail pressure sensor. This may cause the engine to run poorly or not start at all.

Possible Symptoms:

  • Engine runs poorly or not at all

  • Illuminated check engine light

  • Reduced fuel efficiency

  • Engine misfires or stalls

  • Difficulty starting the engine

Possible Causes:

  • Failed fuel rail pressure sensor

  • Faulty wiring or connections in the circuit

  • Loose or corroded electrical connections

  • Failed engine control module (ECM)

  • Clogged fuel filter or fuel lines

Related Parts:

  • Fuel Rail Pressure Sensor: Fuel rail pressure sensor measures the fuel pressure in the fuel rail. This car has a problem in its fuel rail which may lead to poor fuel economy & poor acceleration

Possible Solutions:

  • Replace the fuel rail pressure sensor

  • Check and repair any damaged wiring or connections

  • Tighten or clean any loose or corroded electrical connections

  • Replace the engine control module (ECM) if necessary

  • Replace the fuel filter or clean the fuel lines

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