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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> External Pages >> Different car >> Section 360 (DTCS B2346 To U0019 (TIPM)) >> P0072-Ambient Air Temperature Sensor Circuit Low >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2010 Dodge Charger and 2010 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
(G31) AAT SIGNAL CIRCUIT SHORTED TO GROUND
(G31) AAT SIGNAL CIRCUIT SHORTED TO THE (G931) SENSOR GROUND
AAT SENSOR
TOTALLY INTEGRATED POWER MODULE (TIPM)

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

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