280ZX (S130) Forums Dedicated to 79-83 ZCars

Assuming I have a bad ignition module....

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Old 10-08-2011 | 09:52 AM
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sparkycon's Avatar
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From: charlottesville, va
Assuming I have a bad ignition module....

I replaced the afm, and have an ignition module on the way...car engine shuts down sometimes while driving...if my ignition module is bad, will it hurt anything if I drive the vehicle 100 miles or so to visit my brother? I want to show him the car but do not want to end up stranded....
Old 10-08-2011 | 12:10 PM
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More details as to when it shuts down will help figure out what's going on. It's not likely to hurt anything other than your wallet if/when you get stranded 100 miles from home...
Old 10-08-2011 | 02:21 PM
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Details: car runs pretty well overall, however it will shutdown while idling at an intersection and sometimes while I'm doing 40+ mph. You can turn the key off and back on and it fires right up (it is an automatic)...when it shuts down at intersection it will usually start right back up.
Old 10-08-2011 | 06:17 PM
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Right. Did you check all your vacuum lines? It's probably just as easy to replace them anyhow since they are almost 30 years old. Did you do the rebuild on the AFM? It's super easy to do.

I just replaced the ignition transistor on my turbo with an HEI module and it gives a nice hot spark. The HEI module gets pretty hot so you need to heat sink it properly
Old 10-13-2011 | 06:15 PM
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Any luck?
Old 10-13-2011 | 08:54 PM
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Yes! Replaced the ignition module today and it runs like a top! This weekend, I'm also going to replace the vacuum lines and take your advice and clean up the AFM. thanks for the advice. Love this car, but don't know a whole lot about them.
Old 10-17-2011 | 11:12 AM
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Sparkycon I sent you a PM.
Old 10-17-2011 | 11:54 PM
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Originally Posted by sparkycon
Yes! Replaced the ignition module today and it runs like a top! This weekend, I'm also going to replace the vacuum lines and take your advice and clean up the AFM. thanks for the advice. Love this car, but don't know a whole lot about them.
At one point in time every one of us here didn't know much about them... welcome to the club
Old 11-12-2011 | 11:01 PM
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From: Gering Nebraska
I had that problem before. I chased the problem for months. I thought it was a fuel problem. Congrats on getting it! Electrical is a pain in the *** lol
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