AMBIENT TEMPERATURE SENSOR INSPECTION

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1.  Disconnect the negative battery cable. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

2.  Remove the front bumper. (See FRONT BUMPER REMOVAL/INSTALLATION.)

3.  Remove the ambient temperature sensor. (See AMBIENT TEMPERATURE SENSOR REMOVAL/INSTALLATION.)

4.  Measure the temperature around the ambient temperature sensor and measure the resistance between the ambient temperature sensor terminals A and B.

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•  If the characteristics of the ambient temperature sensor are not as shown in the graph, replace the ambient temperature sensor. (See AMBIENT TEMPERATURE SENSOR REMOVAL/INSTALLATION.)