Author Topic: 81 cb650c flashers wont flash  (Read 1992 times)

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pyro139

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81 cb650c flashers wont flash
« on: June 19, 2007, 06:06:03 PM »
just finished wireing new rear light sets and flashers dont want to flash.
am i missing something.
or do i need to get a modern relay to accomadate new lights?
the turn signals ar5e basic singal wire lights similar to oem but smaller and nicert shape.

any help please?

Offline seaweb11

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Re: 81 cb650c flashers wont flash
« Reply #1 on: June 19, 2007, 06:57:04 PM »
If the new bulbs pull less power, your old relay won't go CLICK/CLICK.

a new elect $5.00 sig relay is your answer

pyro139

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Re: 81 cb650c flashers wont flash
« Reply #2 on: June 19, 2007, 07:41:03 PM »
what if new signals on back but front is still oem, will the new relay still trigger the old lights?

Offline seaweb11

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Re: 81 cb650c flashers wont flash
« Reply #3 on: June 19, 2007, 07:43:53 PM »
No. It's a complete circuit. Relay measures  total resistance for both lights and does not get what it needs to go CLICK!

pyro139

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Re: 81 cb650c flashers wont flash
« Reply #4 on: June 19, 2007, 07:46:41 PM »
No. It's a complete circuit. Relay measures  total resistance for both lights and does not get what it needs to go CLICK!
so basicaly going need replace front signals as well then get new relay?
btw you know where relay is on a 650? i think i know but not positive.

Offline seaweb11

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Re: 81 cb650c flashers wont flash
« Reply #5 on: June 19, 2007, 07:50:19 PM »
I have no idea where it is on a 650.  On a 750 it is behind the side cover where all the wiring is. On a 350 it hangs off the frame behind the horn.

Once you get an elect relay sig switch it won't matter what lights you use.

Have you considered walking into your Honda dealer and just buying the correct bulbs for the rear?


Offline tomkimberly

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Re: 81 cb650c flashers wont flash
« Reply #6 on: June 19, 2007, 08:01:36 PM »
The flasher is located on the left side right behind the battery.

Tom

pyro139

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Re: 81 cb650c flashers wont flash
« Reply #7 on: June 19, 2007, 08:02:18 PM »
I have no idea where it is on a 650.  On a 750 it is behind the side cover where all the wiring is. On a 350 it hangs off the frame behind the horn.

Once you get an elect relay sig switch it won't matter what lights you use.

Have you considered walking into your Honda dealer and just buying the correct bulbs for the rear?


nuthing wrong with my old ones there just to ugly.

pyro139

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Re: 81 cb650c flashers wont flash
« Reply #8 on: June 19, 2007, 08:33:53 PM »
what exactly am i looking for in a relay anyways? any praticular type?

pyro139

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Re: 81 cb650c flashers wont flash
« Reply #9 on: June 19, 2007, 08:35:16 PM »
forgot on my main harness along backbone there a tiny tiny box spliced into the harness that would be the relay right?

pyro139

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Re: 81 cb650c flashers wont flash
« Reply #10 on: June 20, 2007, 11:08:42 AM »
forgot on my main harness along backbone there a tiny tiny box spliced into the harness that would be the relay right?

thats a diode, flasher relay is behind left cover.
thanks canuck, should have know ask you cause you have same taste in good motorcycles ;D

Offline cb650

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Re: 81 cb650c flashers wont flash
« Reply #11 on: June 20, 2007, 02:54:01 PM »
Its behind the starer relay also.   Much fun for a simple operation.







                            Terry
18 grand and 18 miles dont make you a biker

pyro139

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Re: 81 cb650c flashers wont flash
« Reply #12 on: June 20, 2007, 06:36:09 PM »
Its behind the starer relay also.   Much fun for a simple operation.







                            Terry
i assume its on the two wires that seem to be going inbehind the rectifier?

Offline tomkimberly

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Re: 81 cb650c flashers wont flash
« Reply #13 on: June 21, 2007, 05:38:08 PM »
Look between the battery and the rear fender. You will find it tucked in there.


Offline cb650

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Re: 81 cb650c flashers wont flash
« Reply #14 on: June 21, 2007, 06:04:28 PM »
yes between the bat and the fender behind the starter syl with 2 wires going to it.  Has a rubber mount to hold it to the batt box/tray.



                            Terry
18 grand and 18 miles dont make you a biker