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Home >> Mazda >> 1994 >> RX-7 Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Engine Sensors & Switches >> Heat Hazard Sensor
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Heat Hazard Sensor

  1. Remove right front seat. Lift floor mat and remove heat hazard sensor. Wrap sensor and a thermometer in aluminum foil. Place foil in a pot of oil. Connect a battery and 12-volt test light in series, to sensor terminals.
  2. Heat oil to 221-239°F (105-115°C). Test light should light when sensor reaches specified temperature. If test light does not light, replace heat hazard sensor.
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