What Does P0186 Code Mean?

    OBD-II Code P0186 is defined as a Fuel Temperature Sensor "B" Circuit Range/Performance

    The Fuel Temperature Sensor tells the engine control module (PCM) the temperature of the fuel. When the PCM detects an implausible signal from the Fuel Temperature Sensor, the PCM will set code P0186.

    Common Problems That Trigger the P0186 Code

    • Fuel temperature sensor failure
    • Powertrain Control Module (PCM) failure
    • Wiring issue

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