DTC P0601: Internal Control Module Memory Checksum Error
WARNING: This page is about a different car, the 2013 Ford F-550 Super Duty, 2013 Ford F-450 Super Duty, 2013 Ford F-350 Super Duty, and 2013 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0601: INTERNAL CONTROL MODULE MEMORY CHECKSUM ERROR
| Description: | This DTC sets when the PCM communications processor unit (CPU) internal checks return an incorrect value. | ||
| Possible Causes: |
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| Diagnostic Aids: | Reprogram or update the calibration. Reprogram the vehicle identification VID block. Check for other DTCs or drive symptoms for further action. Make sure to check for aftermarket performance products before installing a new PCM. If it is necessary to install a new PCM, refer to FLASH ELECTRICALLY ERASABLE PROGRAMMABLE READ ONLY MEMORY (EEPROM) . Programming the VID Block for a Replacement PCM. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST Y . | ||