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Ambient Temperature Sensor Inspection

WARNING: This page is about a different car, the 2005 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.
  1. Measure the temperature around the ambient temperature sensor, then measure the resistance between the terminals of the ambient temperature sensor.
    • If the characteristics of the ambient temperature sensor are not as shown in the graph, replace the ambient temperature sensor.
    Fig 1: Ambient Temperature Sensor Graph
    G03702815Courtesy of MAZDA MOTORS CORP.