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Ambient Temperature Sensor Inspection (Auto A/C)

WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.
  1. Measure the temperature around the ambient temperature sensor and measure the resistance between the ambient temperature sensor terminal.
    Fig 1: Ambient Temperature Sensor Resistance Temperature Graph
    G10937592Courtesy of MAZDA MOTORS CORP.
    • If the characteristics of the ambient temperature sensor are not as shown in the graph, replace the ambient temperature sensor.
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