P0111

2017-10-10

Description:

  • The fault code P0111 indicates that there is an issue with the circuit range or performance of the intake air temperature sensor 1. This sensor measures the temperature of the air entering the engine and sends the data to the engine control module (ECM) to adjust fuel delivery and ignition timing.

Possible Symptoms:

  • Illuminated check engine light

  • Decreased fuel efficiency

  • Rough idle or stalling

  • Engine running too rich or too lean

Possible Causes:

  • Failed intake air temperature sensor

  • Faulty wiring or connections in the circuit

  • Loose or corroded electrical connections

  • Failed engine control module (ECM)

Related Parts:

  • Intake Air Temperature Sensor: Intake Air Temperature Sensor measures the temperature of air at which it is taken into the engine. This car's malfunctioning sensor will lead to engine stalling, lack of power and engine noises

Possible Solutions:

  • Replace the intake air temperature 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

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