cranking problem

1979 FORD F-100
V8 • 2WD • AUTOMATIC
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MATTHEWH75
  • MEMBER
  • 1 POST
i been trying to get my truck to run. it will run as long as the starter is engaged when i let off the switch it goes dead. so i crossed out the solenoid it will run as long as the starter is engaged .so i run a hot wire from the battery to the positive side of the coil it does the same thing. i put a new Ignition Control Module
and it does the same thing!!!! so i am stumped any help will greatly be appreciated!!!
Mar 22, 2011 at 7:13 PM
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JEFFJ
  • MEMBER
  • 36 POSTS
SOUNDS LIKE YOU HAVE A BAD KEY SWITCH. IT MUST MAINTAIN POWER TO RUN AFTER YOU LET OFF OF THE KEY SWITCH. THAT MAY BE YOUR PROBLEM.
Mar 22, 2011 at 8:44 PM
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CJ MEDEVAC
  • ✓ASE Certified Mechanic
  • 11,004 POSTS
  • ASE Certified Mechanic
Hey feller, copy and past this onto a new tab....some will apply to you, some will not....Pay attention to solenoid stuff (can no longer link at this site)....https://www.2carpros.com/questions/1986-jeep-cj7-help-needed.............When you return we will discuss resistor/ ballast resistor and also your ignition switch...I have real pics of a Ford switch on the column....Whatchu got happening now?--The Medic
Mar 22, 2011 at 9:50 PM
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