STEP/SEQUENCE
RESULT
WHAT TO DO NEXT
TM 9-2320-363-20-1
Section 4
TROUBLESHOOTING CHARTS
E. FLASH CODE: 53
J1587 CODE:
S253 12 NONVOLATILE MEMORY FAILURE
NOTE - This chart is only to be used if:
1)
All basic mechanical checks and physical inspections have been performed with no problem found, and
2) Diagnosis of DDEC-III was started at step Start-1, pg 3-345.41 and you have now been referred here.
53-1
Replace ECM
An error has been detected in
Contact your distributor/dealer
EEPROM in the ECM which will
to have ECM reprogrammed
cause it to not log codes correctly
and/or ECM replaced.
or at all.
Change 3 3-345.351