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Author Topic: 2015 Street Glide CVO Voltage Issue After Battery Change  (Read 1480 times)

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decpv

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2015 Street Glide CVO Voltage Issue After Battery Change
« on: March 17, 2025, 04:01:28 AM »

Update: Turns out it was the brand new battery. It’s incredibly frustrating chasing problems around when you think you’ve already eliminated at least one. Oh well, was a good time to clean everything out I guess.

Hoping to get a little confirmation or redirection before I start ordering parts. I’ve searched the forum and haven’t had much luck finding a similar occurrence so I am concerned that maybe I’m doing something wrong.

The other day, my bike would not start after being left on the tender for the previous 24 hours. Didn’t even want to crank over. Just clicked once and then wouldn’t even click. I knew the battery had been getting worse (slower crank, needed to be plugged in to tender if left for more than a couple days) so I figured it was time for a battery.

When I replaced the battery I mistakenly flipped the kill switch off before pulling the fuse and then had to deal with the security alarm until it cycled out. Thought with the FOB I would be able to reset the alarm but no luck, even after changing the battery in the FOB. After swapping out the battery, the bike would not turn on, and instead asked me to ‘Enter PIN’ even with the key fob present. I had input the PIN when I first got the bike, but couldn’t remember if I changed it or just used the previous owners. I cycled through every 5 digit number I could think of but no luck and it just acted like it wasn’t recognizing the FOB. Put old battery back in the key FOB and it worked and enabled the bike to power up, but would not crank and it was only reading 8 volts on the voltmeter, yet showed 12V at the battery. I initially thought voltage regulator might be bad (and possibly what caused the initial issue) but after looking at a schematic I found online, the regulator appears to be in parallel with the circuit so it shouldn’t affect the voltage reading at the gauge (unless it’s shorted). Has anyone had a similar experience  or can suggest a test before I replace the voltage regulator?
« Last Edit: March 18, 2025, 07:40:25 PM by decpv »
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kojak

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Re: 2015 Street Glide CVO Voltage Issue After Battery Change
« Reply #1 on: March 17, 2025, 07:48:48 PM »

Resetting the security system involves resetting the pin with the fob present. Make sure all the battery cables are tight, the ground is good. Do you have the owners manual to follow instructions to reset the security system? Usually the system will reset itself after a while.
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kojak
2022 CVO RGL
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And some 20 other bikes over 45 years

decpv

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Re: 2015 Street Glide CVO Voltage Issue After Battery Change
« Reply #2 on: March 17, 2025, 09:58:10 PM »

I do have the manual and have the steps to reset the PIN now. But it looks like it did end up resetting itself. Now I’m chasing an issue of the starter just clicking and low indicated voltage after I fully charge the battery. It’s possible that the new battery I bought is just defective. Going to run some diagnostics on the stator and regulator to rule those out.
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kojak

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Re: 2015 Street Glide CVO Voltage Issue After Battery Change
« Reply #3 on: March 18, 2025, 05:05:37 PM »

I do have the manual and have the steps to reset the PIN now. But it looks like it did end up resetting itself. Now I’m chasing an issue of the starter just clicking and low indicated voltage after I fully charge the battery. It’s possible that the new battery I bought is just defective. Going to run some diagnostics on the stator and regulator to rule those out.
Sounds like a bad battery. Always good to check the charging system.
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kojak
2022 CVO RGL
2022 Apex FLTRK Traded
2021 CVO Limited Bronze Armor Sold
2019 RGS Billiard Blue Traded
2017 CVO Limited Spiked Olive Traded
2016 CVO SG Stardust Traded
2013 CVO RG Atomic Orange Sold
2010 CVO SG Cobalt Sold
2007 CVO RK Blue Traded
2005 CVO EG Teal Traded
And some 20 other bikes over 45 years

decpv

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Re: 2015 Street Glide CVO Voltage Issue After Battery Change
« Reply #4 on: March 18, 2025, 07:35:09 PM »

It was the new battery. My first time in a long time that a brand new part was defective. Would charge up and show 12.8-13V but upon cranking would drop to less than 3V. Unsure what the issue was with it but a new battery from the dealership fixed it. Thanks for your help.
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