P0187

2017-10-10

Description:

  • The fault code P0187 indicates that there is an issue with the circuit for fuel temperature sensor 'B' resulting in low input. This may cause improper fuel delivery leading to engine performance issues.

Possible Symptoms:

  • Decreased fuel efficiency

  • Engine may hesitate or stall

  • Illuminated check engine light

Possible Causes:

  • Faulty fuel temperature sensor

  • Damaged wiring or connections in the circuit

  • Corrosion or loose connections in the fuel temperature sensor circuit

  • Failed engine control module (ECM)

Related Parts:

  • Fuel Temperature Sensor: The fuel temperature sensor measures the temperature of the fuel in the fuel injector. Problems with this sensor lead to engine misfire, engine stalling

Possible Solutions:

  • Replace the fuel temperature sensor

  • Check and repair any damaged wiring or connections

  • Tighten or clean any loose or corroded connections in the fuel temperature sensor circuit

  • Replace the engine control module (ECM) if necessary

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