DEAD SCOUT!!!!

Richard

Member
Was driving around this week around town, all of a sudden my truck dies on the road. I pull over, wait about two minutes, start my Scout and off I go. Got about two blocks, it dies again. Now it won't run at all. Got towed home from a friend of mine. In the driveway at my house trying to see what the "frick" the problem is. My Scout is a 77 SSII, 345 2bbl. Tf727, (now lockers front and back). I'm thinking to check the power supply. Battery, cables, distro, fuses, etc. After about 10 minutes, the truck starts, runs about 2 mins. Then dies. Timing looks really off. Get the timing light, crank the 345 via remote switch, there's a spark, but the engine won't start.

What the frick is the problem????? I have a 79 presto distro with a pertronix unit. I'm thinking it went out. Switch it out with an older unit that works. Still, no start!! Could it be the coil??? Well, it's an accel unit about 3 years old. Never had a problem with it. Called a good friend of mine (up in the mountains guru guy), and another "flatlander" guru friend.

Simple stuff sometimes is really very difficult to understand!!!!.

Check, the connections, battery, cables, fuses, ignition relay, firewall connectors, (hell, I even checked the tire pressure!!)
went and bought another coil (accel 8120c). Swapped out, frickin' truck started right up. According to the "coil gods", the v8 coil has to have a resistance of 1.5 ohms or greater. The unit I swapped out had that,as did the new one. The voltage resistance is supposed to be between 10k and 11k. The new one had 10.5k. The one I swapped out has 8.2k. I didn't think a 2k drop in voltage could make that big a difference. I guess is does.


Simple stuff sometimes is really very difficult to understand!!!!.

Anyway, I am on the road again. I am happy!!
 
The only way to completely determine if an ignition coil is either serviceable or not, is to run it on a tester. Sometimes they will not run at all so that tells ya right away it's bad. Other times they will run for 10>20 minutes and gradually fade away.

The "fade away" scenario is most prevalent when using a ballast wire for feeding the coil in the ignition switch "run" position. When the wire is cold/cool, it works. As it heats it doesn't.

I do have coils in my collection of failed parts that will fail only after an hour of continuous use, they work just fine in short stop and go driving situations.
 
I am having the same problem right now, truck will fire up. It will idle for about 3 minutes or drive for about 1 minute befor it dies. And it wont fire back up until about 8-12 minutes has past. I do have a "kill switch" installed in my Scout. Meaning that I have to turn my toggle switch on in order to start, and toggle off in order to turn off the truck. Should I buy a perfomance ignition coil? Or should I replace the wires?
 
Your best bet travis is to start a new thread and include all pertinent info regarding equipment under your hood and the symptoms experienced relating to this performance issue. I know some folks have followed you on this forum regarding identifying the year of your truck etc, and much of that info has been provided already, but persons who might care to offer suggestions and advice would rather not have to search through your other threads in order to find it. As you've found out yourself, these rigs aren't all the same. Then you ad in the po virus of hacking, butching and swaperoos from other vehicles and it just becomes a major mess to decipher especially over the internets. The tech's on this forum are the best in the biz when it comes to things binder, but you've got to help them help you as much as you can.
 
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