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Passenger Compartment Temperature Sensor Inspection (Auto A/C)

WARNING: This page is about a different car, the 2017 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
  2. Remove the following parts:
    1. Driver-side front scuff plate (See FRONT SCUFF PLATE REMOVAL/INSTALLATION .)
    2. Driver-side front side trim (See FRONT SIDE TRIM REMOVAL/INSTALLATION .)
    3. Driver-side decoration panel (See DECORATION PANEL REMOVAL/INSTALLATION .)
    4. Hood release lever (See HOOD RELEASE LEVER AND RELEASE CABLE REMOVAL/INSTALLATION .)
    5. Fuel filer lid opener lever (See FUEL-FILLER LID OPENER AND LEVER REMOVAL/INSTALLATION .)
    6. Driver-side lower panel (See LOWER PANEL REMOVAL/INSTALLATION .)
  3. Remove the passenger compartment temperature sensor. (See PASSENGER COMPARTMENT TEMPERATURE SENSOR REMOVAL/INSTALLATION (AUTO A/C) .)
  4. Measure the temperature around the passenger compartment temperature sensor and measure the resistance between passenger compartment temperature sensor terminals A and B.
Fig 1: Passenger Compartment Temperature Sensor Connector Terminals
G11431892Courtesy of MAZDA MOTORS CORP.
Fig 2: Passenger Compartment Temperature Sensor Temperature Graph
G09075850Courtesy of MAZDA MOTORS CORP.