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82’ cb650sc pulse generator alternative

Started by Jamghost, Apr 26, 2023, 07:08 PM

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Jamghost

I have been trying to get my 82 cb650sc going and have not been able to find a new pulse generator or any alternative to the system need help
1982 Honda cb650sc nighthawk

mollusc

If you search a Honda parts supplier, you should be able to cross-reference the part number to see if they were used on any other bikes.  That might give you other things to search for, which could widen your catch.
I doubt that there are new ones available, so eBay is probably going to be your best option even if they were used on other bikes.
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Gene

#2
 How do you know it's bad? Measure ohms at the pulse generator, or preferably at the ignition module. If I'm right, it's just simply a coil, and although I don't know what the reading should be, it should not be open or shorted. Also measure both leads to ground, you should get no reading. It's possible you have a bad ignition module, and I would not be suprised if that was the problem.
1985 Honda CB 650sc with 17, 500

ExTex

If the resistance is infinite then it may be a broken lead wire, which should be repairable.
 

draser

Can you measure any resistance at the PG connector, what are your readings?