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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 860 (DTCS P0219-00 To P1D95-00 - 8HP70 Automatic Transmission - 1500) >> Diagnosis And Testing >> P064F-00-Unauthorized Software Calibration Detected >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2015 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
WRONG TRANSMISSION CONTROL MODULE (TCM) SOFTWARE/CALIBRATION INSTALLED

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .