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Home >> Lincoln >> 2012 >> MKZ Hybrid >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 35 (Engine Controls (Except Diesel & Hybrid) - Powertrain DTC Descriptions - DTC P0001 - P0192) >> DTC P0072: Ambient Air Temperature Sensor Circuit Low

DTC P0072: Ambient Air Temperature Sensor Circuit Low

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P0072 - AMBIENT AIR TEMPERATURE SENSOR CIRCUIT LOW

Description:  This DTC sets when the sensor signal is less than the self-test minimum.
Possible Causes: 
  • AAT circuit short to ground
  • Damaged AAT sensor
Diagnostic Aids:  An AAT sensor reading less than the self-test minimum with ignition ON engine OFF or during any engine operating mode indicates a concern is present.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST FA .