TM 9-2320-387-24-l
KNOWN INFO
FUEL SUPPLY OK
t-i
FUEL RETURN OK
SOLENOID
WIRING
FUEL SOLENOID
INJECTION PUMP
DID A STREAM OF FUEL COME
OUT OF THE INJECTOR PUMP
RETURN LINE WHILE IT WAS
CRANKING?
FUEL SYSTEM
4
REASON FOR QUESTION
To see if there is fuel available to
the injection pump.
12 ]
1 TEST OPTIONS
1
IS THE GLOW PLUGS CIRCUIT
OK? (IF YOU DON’T KNOW, RUN
THE GLOW PLUGS CIRCUIT
TESTS; RETURN HERE IF NO
FAULTS FOUND).
GLOW PLUGS ClRCUlT TESTS
(Page 2-289)
J
REASON FOR QUESTION
KNOWN INFO
FUEL AVAILABLE
TO
THE INJECTION PUMP
POSSIBLE
PROBLEMS
FUEL SOLENOID
INJECTION
PUMP
INJECTORS
GLOW PLUGS
COLD ADVANCE
KNOWN INFO
GLOW PLUGS OK
POSSIBLE
PROBLEMS
FUEL SOLENOID
INJECTION
PUMP
IR
I
I
DISCONNECT WIRE 5698 FROM
THE COLD ADVANCE SOLENOID.
WITH ROTARY SWITCH IN THE
RUN POSITION, DO YOU HAVE
BATTERY VOLTAGE AT
WIRE 569B?
:ST OPTlONS
1. STEIICE-R TEST 89
(Page 2-506)
2. MULTIMETER
REASON FOR QUESTION
On a cold day, a faulty cold
advance circuit will prevent the
engine from starting.
2-l 30
