Turn Signal Fuse Blown, just me?

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AimCOtaco

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SILVER Star
Joined
Aug 2, 2010
Threads
31
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1,535
Location
Longmont CO
I was driving an eastern Colorado interstate Saturday night in white out blizzard conditions very glad to be in the 100. Ended up in a line of traffic and running the hazard lights. Probably had the hazards on for about 30 minutes. Finally had need to signal in moderately better horrible conditions so I switched off the hazards and tried the signals but they were dead. Tried the hazards again, also dead. I'm guessing the hazards quit without me noticing or such as I had my hands full trying to keep the windshield clear and the cruiser pointed in a safe direction.
Got home on hand signals (with a flashlight) in 25 degree weather, big fun.

Today I checked and sure enough I had blown the 15 amp turn/haz fuse. Now it seems to me that circuit should normally only draw about 8 amps or less peak and its on a short duty cycle with the flasher. I don't think long operation should have caused this.
I can't decide if I should be concerned about a repeat problem especially if it only happens at night in a storm.

Anyone else experience any blown fuses in the turn signal circuit?
 
They are pretty easy to pop for some reason. When I installed my ARB front I tried to wire those orange markers to the turn signals using some crappy vampire taps and they kept blowing the fuse. Never figured it out, but it went away after I restored it to its original state. You don't have anything else running off that fuse, do you?
 
Nope not a thing, getting interested in an LED conversion though. I did have a bit of overall voltage drop going due to cruising along at 15mph for an hour with just about every stock circuit except for the radio engergized to battle the cold wet and icy. Noticed the Scan Gauge showing about 12.5 (first thing I looked at when I realized the sigs were out) so I kicked down to 1st to get the revs up and she slowly re-charged. Could have been drawing a little extra current due to the low voltage but seems to me that it should be standard design practice to avoid that problem as vehicles are commonly left with the hazards draining the batt by the side of the road.

At least I'm not the only one!
 
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