Author Topic: Winker Problem  (Read 704 times)

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Offline Burke

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Winker Problem
« on: May 05, 2008, 06:56:52 PM »
I am having trouble tracking down why my right turn signal (front is lit when RH turn signal is not activated) on my 77' 750K. When I activate the signal the right front goes out.

The left works.
I have tracked down all the wires from the front turn signal to the rear and to the handle switch and all have continuity. Grounds included.

What am I missing? Should I be testing for something else?

Offline OldSchool_IsCool

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Re: Winker Problem
« Reply #1 on: May 05, 2008, 07:39:59 PM »
Make sure your bulbs match on both sides.  Double-filament in the front, single in the back.  There are high-current and low-current automotive bulbs that will fit in the sockets.  The wrong bulb won't trip the mechanical flasher unit properly (assuming you have the original flasher unit).

Tracing the wires is all well and good, but they may need to have their connectors shined up and re-packed with dielectric grease too.  Corroded connectors can affect current flow and hence flasher operation too.
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Offline Burke

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Re: Winker Problem
« Reply #2 on: May 05, 2008, 07:50:08 PM »
I have checked the bulb, and switched the bulbs. I have also wired brushed the "bulb socket". This so far has not worked.
My multi meter can also tell me how much continuity. Would that be a tell tale sign of a problem?

Offline TwoTired

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Re: Winker Problem
« Reply #3 on: May 05, 2008, 11:12:15 PM »
The front winkers are also running lights.  They use a dual filament bulb.  In order to make the bulb wink bright dark bright dark, (instead of bright dim bright dim) the control switch turns off the run light for the side that is winking.

The right side winker filament is driven by the LB wire from the turn switch.  Do you get voltage on the that wire when the switch selects it?  If not, find the disconnect. If so, check the socket contacts.

Cheers,
Lloyd... (SOHC4 #11 Original Mail List)
72 500, 74 550, 75 550K, 75 550F, 76 550F, 77 550F X2, 78 550K, 77 750F X2, 78 750F, 79CX500, 85 700SC, GL1100

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