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Volvo engine code DTC P0072
Ambient Air Temperature Sensor (AAT): Circuit Monitors The rationality monitor for the ambient air temperature sensor monitors for missing signal from the sensor. If the sensor signal is missing for a specified time the rationality DTC is set. P0072 Ambient Air Temperature Sensor (AAT): Short Circuit Low DTC P0072 Component / System AAT - Low Monitor Strategy Description Short Circuit Low Fault Limit Sensor Voltage < -55 °C (0.5 V) Enable Conditions • Ignition Active • Battery Voltage > 8 V Disable Conditions No Active DTC's: • N/A Time Required For DTC To Be Set Continuous MIL Illumination 2 Drive Cycles