DTC P064F - Unauthorized Software/Calibration Detected
WARNING: This page does not describe the selected car, but rather 24 other vehicles, including the 2019 Lincoln Navigator, 2019 Lincoln Nautilus, 2019 Lincoln MKZ, 2019 Lincoln MKT, and 2019 Lincoln MKC. However, it is still accessible from the selected car via links, so may be relevant.
DTC DESCRIPTION P064F - UNAUTHORIZED SOFTWARE/CALIBRATION DETECTED
| Description: This DTC sets when the PCM has detected an unauthorized calibration. | |||
Possible Causes:
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| Diagnostic Aids: Reprogram or update the calibration. Reprogram the vehicle identification (VID) block (use as built data). Check for other DTCs or drive symptoms for further action. Check for aftermarket performance products. If it is necessary to install a new PCM, refer to FLASH ELECTRICALLY ERASABLE PROGRAMMABLE READ ONLY MEMORY (EEPROM) . | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | Refer to the Description, Possible Causes and Diagnostic Aids for the DTC. | ||