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Page Title:
CHART - 2 - ENGINE CRANKS BUT WILL NOT START (Cont'd) |
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 TM 9-2320-364-20-1
Section IV. TROUBLESHOOTING CHARTS (Cont.)
D. CHART - 2 - ENGINE CRANKS BUT WILL NOT START (Cont'd)
-
STEP/SEQUENCE
RESULT
WHAT TO DO NEXT
C 2- 27
-
Check Battery
Disconnect battery cables at
Less than
Service discharged battery
battery (para 7-87).
11.5 volts.
(TM 9-6140-200-14).
Read voltage at battery +
(NOTE: If a short to ground
terminal (red lead) to battery
exists anywhere in battery +
-- terminal (black lead).
circuit, this vehicle will shut
down again if not repaired.)
Then go to C 2--30.
Greater than
An open or short to ground exists
or equal to 11.5 volts.
in unfused ignition line (ckt
#1866). Repair open or short to
ground. Then go to C 2--30.
C 2- 28
-
Check if Fuses Blow
Again
Turn ignition off.
Circuit breaker(s) are
Go to C 2--26.
Disconnect the 5-way power
still okay.
harness connector at ECM.
Reset DDEC circuit breaker(s).
Circuit breaker(s) are
Go to C 2--29.
Wait 10 seconds.
blown or open again.
Check if circuit breaker(s)
has blown or opened up again.
C 2- 29
-
Check for Short to
Ground in Wiring
Read resistance between
Greater than
Go to C 2--11.
(ckt #240) and a good ground.
or equal to 10,000
Read resistance between
ohms or open on
(ckt #241) and a good ground.
all readings.
Less than
Short to ground exists. Repair
10,000 ohms
short(s). Then go to C 2--30.
on any reading.
2-573
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