Section 4
TROUBLESHOOTING CHARTS
D. CHART 2 - ENGINE CRANKS BUT WILL NOT START
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-II was started at step Start-1 (page 3-121) and you have now been referred here.
STEP/SEQUENCE
C2-1 Observe Check
Engine Light Status
l Turn ignition on while observing
the "Check Engine Light.
RESULT
WHAT TO DO NEXT
Go to C2-3.
Go to C2-17.
Go to C2-2.
C2-2 Read Active Codes
Using DDR
l Plug DDR into the 12 pin DDL
connector
l Read active codes by selecting
MODE 01 (ACTIVE CODES) on
the DDR.
Go to Start -6 (page 3-121.)
C2-3 Check if Out of Fuel
l Check fuel supply.
TM 9-2320-363-20-1
Follow appropriate diagnostic
charts for code(s) received.
(See Index on page 3-101).
Go to C5-1 (page 3-169).
Go to C2-4.
Refuel vehicle. May have to
prime system TM9-2320-
363-10). Then go to C2-30.
3-141