•  If fuel for the summer season is used in the winter season, the wax component in the fuel may become greasy when the temperature is cold. After the engine is started, the fuel warmer melts the greasy wax component to prevent a clogging in the fuel filter.

•  The fuel warmer is located in the fuel filter.

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•  Consists of the thermistor switch and fuel warmer.

•  When the temperature in the fuel passage is approx. -2 °C {28 °F} or less, the thermistor switch turns on and power is supplied to the fuel warmer heater. The greasy wax component is heated and melted by the fuel warmer heater. When the temperature inside the fuel passage returns to approx. 5 °C {41 °F} or more, the thermistor switch is turned off and the power to the fuel warmer heater is cut.

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