Millenia S V6-2.3L DOHC (Miller cycle) (2000)
Ambient Temperature Sensor / Switch HVAC: Testing and Inspection
1. Disconnect the ambient temperature sensor connector.
2. Measure the temperature around the ambient temperature sensor.
3. Measure the resistance between terminals A and B of the ambient temperature sensor connector (female).
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If the resistance is not in the shaded zone indicated in the graph, replace the ambient temperature sensor.