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Passenger Compartment Temperature Sensor Inspection (Auto A/C): Sensor

  1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION [(US)] .)
  2. Remove the passenger compartment temperature sensor. (See PASSENGER COMPARTMENT TEMPERATURE SENSOR REMOVAL/INSTALLATION (AUTO A/C) .)
  3. Measure the temperature around the passenger compartment temperature sensor and measure the resistance between passenger compartment temperature sensor terminals B and D
    G14582366Courtesy of MAZDA MOTORS CORP.
    • If the characteristics of the passenger compartment temperature sensor are not as shown in the graph, replace the passenger compartment temperature sensor.
    G13559307Courtesy of MAZDA MOTORS CORP.
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