Section 4
TROUBLESHOOTING
E. CODE 56 . ECM . ANALOG TO DIGITAL FAILURE
NOTE — This chart IS only to be used if:
TM 9-2320-363-20-1
I) All base mechanical checks and physical inspections have been performed with no Problem found and
2) Diagnosis of DDEC-II was started at step Start-1 (page 3-121 ) and you have now been referred here.
STEP/SEQUENCE
RESULT
WHAT TO DO NEXT
56.1 Multiple Code Check
l Were there any other codes besides
Yes.
-Service other codes first.
Code 56?
No.
-*Replace the ECM, page 4-192.
Then go to START-1, page 3-121.
1
I
3-317
