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Home >> Mazda >> 2013 >> 5 Grand Touring >> 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]

NOTE:
  • Inspect the evaporator temperature sensor when it is installed to the A/C unit.
  1. Set the fan speed MAX HI.
  2. Set the temperature control at MAX COLD.
  3. Set the RECIRCULATE mode.
  4. Turn the A/C switch off.
  5. Close all doors and windows.
  6. Wait for 5 min  .
  7. Disconnect the evaporator temperature sensor connector.
  8. Measure the temperature at the blower inlet.
  9. Measure the resistance between the evaporator temperature sensor terminals.
    Fig 1: Evaporator Temperature Sensor Resistance Graph
    G08150992
    • If the resistance is not as shown in the graph, replace the evaporator temperature sensor.
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