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Home >> Chrysler >> 2009 >> PT Cruiser Limited >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> (Totally Integrated Power Module (TIPM) - 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) AAT RETURN
AAT SENSOR
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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