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In-Car Temperature Sensor

In-car Temperature Sensor
Self-diagnosis indicator light A comes on: Indicates a problem in the in-car temperature sensor circuit. Use a digital multimeter (KS-AHM-32-003) to check it.

The in-car temperature sensor is a temperature dependent resistor (thermistor). The resistance of the thermistor decreases as the temperature inside the car increases.

Part A:





Part B:





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