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Home >> Dodge and Ram >> 2009 >> Durango Hybrid >> Repair and Diagnosis >> Accessories & Equipment >> Memory Modules >> (Front Control Module (FCM) - Electrical Diagnostics) >> DTC Troubleshooting >> P0072-Ambient Air Temperature Sensor Circuit Low >> Possible Causes

Possible Causes

Possible Causes 
(G31) AAT SIGNAL CIRCUIT SHORTED TO GROUND
(G31) AAT SIGNAL CIRCUIT SHORTED TO THE (G931) SENSOR GROUND CIRCUIT
EXCESSIVE RESISTANCE IN THE (G31) AAT SIGNAL CIRCUIT
AMBIENT AIR TEMPERATURE (AAT) SENSOR
FRONT CONTROL MODULE (FCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure  . 

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