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Home >> Dodge and Ram >> 1992 >> Pickup D150, 2D Pickup Extra Cab, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests - Diesel >> Fuel System >> Fuel Delivery >> Fuel Heater

Fuel Heater

  1. Fuel heater is located between fuel/water separator filter and filter adapter on cylinder head. See Figure . Voltage to operate fuel heater is provided from ignition switch.
  2. At least 7 volts are required for fuel heater operation. Fuel heater will operate when temperature is approximately 43°F (6°C) and shut off at about 53°F (13°C). Fuel heater resistance is 2.5-3.0 ohms. No other information is available from manufacturer.
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