Section 4
TROUBLESHOOTING CHARTS
D. CHART 2 - ENGINE CRANKS BUT WILL NOT START (Cont’d.)
STEP/SEQUENCE
C2-24 Check if Ignition Wire
(Circuit #2) is Open
l Read voltage between battery side
(hot side) of the 5 Amp ignition
fuse and a good ground.
C2-25 Check if Ignition Wire
is Shorted to Ground
l Replace blown fuse.
l Turn ignition on for at least 10
seconds.
l Turn ignition off.
l Check 5 Amp ignition fuse.
C2-26 Check if ECM is
Blowing Fuses
l Reconnect all harness connectors
at the ECM.
l Attempt to start engine.
l If engine starts, run engine for at
least one minute.
l Turn ignition off.
l Check 5 Amp ignition fuse
TM 9-2320-363-20-1
WHAT TO DO NEXT
Go to C2-27.
The ignition line (ckt #3 or
#439) is open. Contact Direct
Support. Then go to C2-30.
Go to C2-26.
The ignition line (ckt #439) is
shorted to ground. Repair short,
page 3-2. Then go to C2-30.
NO short is currently present.
(Warning: if there is an
intermittent short, the engine
will shut down again if not
repaired. Also note: fuse may
have blown due to temporary
reverse voltage at the battery).
Go to C2-30.
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