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Home >> Chrysler >> 2014 >> 300 SRT-8 Core >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Transmission Control Module (TCM) - Electrical Diagnostics - Nag1 Automatic Transmission >> DTC Troubleshooting >> U1601-Ecu Application Software Code 1 Missing Or Corrupted >> Set Condition

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Set Condition

When the Transmission Control Module (TCM) detects that its software has been corrupted or is missing.

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