P0186

2017-10-10

Description:

  • The fault code P0186 indicates that there is a problem with the circuit range or performance of the fuel temperature sensor B. This can cause issues with fuel economy and engine performance.

Possible Symptoms:

  • Decreased fuel economy

  • Rough engine idle

  • Illuminated check engine light

  • Reduced engine performance

Possible Causes:

  • Failed fuel temperature sensor "B"

  • Corroded or damaged electrical connections

  • Faulty wiring in the 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 "B"

  • Inspect and repair any damaged or corroded electrical connections

  • Check and repair any faulty wiring in the circuit

  • Replace the engine control module (ECM) if necessary

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