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Old 05-29-2019 | 06:46 PM
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Originally Posted by gripit
Hi, now I can't get the engine started. Its so simple but I can't figure it out. I have fuel, the motor is turning over but won't run. It seems like its trying but just never turns over. So is it the Accel Coil, Thunderbolt Ignition or distributor cap? Please help. Its pissing me off! LOL
No mention of spark
Don't check for spark using a timing light, use a spark gap tester and make sure its white or blue in color
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Old 05-29-2019 | 07:08 PM
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How do I do that?
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Old 05-29-2019 | 07:11 PM
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When you have a spark tester (just like one below), anyone's 12Vdc multimeter, and anyones test light let us now and we'll (OSO members) go thru things 1 by 1 to check and how to check.

$10.00
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$13.00
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$8.32
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Old 05-29-2019 | 07:21 PM
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Originally Posted by gripit
How about batteries and alternator? Once the engine is started if it has a weak battery could that affected it in anyway? I was always taught the battery is only used to start . Once started the alternator will run the engine and charge the battery. Is that true?
No, not really. Battery's can have a short inside that 'sucks' all the power from the alternator leaving no power for anything else, or just a low powered thing or two. + it can cook your alternator after a bit.

Both are part of a system that keeps all systems with clean and stable power. Both need to be in good working order.

Last edited by SB; 05-29-2019 at 07:25 PM.
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Old 05-29-2019 | 07:23 PM
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You didn't accidently flip a kill switch did you?

You didn't accidentally turn an electronic fuel pump of did you? My kids have done both and it baffled me for a while....

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Old 05-29-2019 | 07:43 PM
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Thanks, I just ordered spark tester, 12Vdc multimeter, and test light. Whats the first thing I should test?
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Old 05-29-2019 | 07:53 PM
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Power at the coil. + terminal. Purple wire. Should be 12vdc with ign key on run.

if you have TB IV:


Last edited by SB; 05-29-2019 at 07:58 PM.
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