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Home >> Mazda >> 2011 >> 6 s Touring Plus >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Control System [HVAC - Full Auto Air Conditioner) >> Evaporator Temperature Sensor Inspection [Full-Auto Air Conditioner]

Evaporator Temperature Sensor Inspection [Full-Auto Air Conditioner]

  1. Set the fan speed MAX HI.
  2. Set the temperature control at MAX COLD (Turn the left).
  3. Turn the A/C switch off.
  4. Set the RECIRCULATE mode.
  5. Close all doors and windows.
  6. Wait for 5 min. 
  7. Remove the glove compartment. (See GLOVE COMPARTMENT REMOVAL/INSTALLATION .)
  8. Disconnect the evaporator temperature sensor connector. (See EVAPORATOR TEMPERATURE SENSOR REMOVAL/INSTALLATION [FULL-AUTO AIR CONDITIONER] .)
  9. Measure the temperature at the blower inlet.
  10. Measure the resistance between terminals of the evaporator temperature sensor. If the resistance is not as shown in the graph, replace the evaporator temperature sensor.
    • If the resistance is not as shown in the graph, replace the evaporator temperature sensor.
      Fig 1: Evaporator Temperature Sensor Resistance Graph
      G07621393Courtesy of MAZDA MOTORS CORP.
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