TM 9-2320-363-20-1
Section 4
TROUBLESHOOTING CHARTS
FLASH CODE:
--
DDR DISPLAY:
INCOMPATIBLE CALIBRATION VERSION
SAE J1587 CODE:
SID: 253 FMI: 13
Indicates that the current ECM system operation software is not compatible with the engine calibration loaded in the
ECM. This diagnostic condition is typically:
(1)
The ECM programming process was performed in the incorrect order or did not run to completion.
FLASH CODE:
--
DDR DISPLAY:
CALIBRATION CHECKSUM INCORRECT
SAE J1587 CODE:
SID: 253 FMI: 2
Indicates that the engine calibration loaded in the ECM has been corrupted and is unable to operate. This diagnostic
condition is typically:
(1)
The engine calibration programming operation failed to run to completion.
FLASH CODE:
--
DDR DISPLAY:
FAILED EXTERNAL RAM
SAE J1587 CODE:
SID: 254 FMI: 0
Indicates that some or all of the memory circuitry that is external to the ECM microprocessor has failed and is unable
to operate.
FLASH CODE:
--
DDR DISPLAY:
FAILED INTERNAL RAM
SAE J1587 CODE:
SID: 254 FMI: 1
Indicates that some or all of the memory circuitry that is internal to the ECM microprocessor has failed and is unable
to operate.
3-345.38 Change 3
