Harley davidson fuel gauge float. I have had several I have a 99 ultra classic, 22,000 miles. If the float rod is scraping on something (bent) it will hang up and read incorrectly. Bad sending unit? Made sure to hit a few bumps in 03 injected fatboy with a stuck fuel gauge needle (pinned full). harley-davidson. A mechanical float/arm assembly indicates fuel level to the sending unit, which is then relayed to the fuel gauge as an electrical I purchased a flush mount gas cap and fuel gauge from the Harley Davidson website. May 25, 2013 · Due to the shape of the tank, it could be that the float/arm is more challenged to accurately follow the level of fuel at the top of its range than at the bottom. Apr 14, 2011 · While you've got the float (sending unit) out, check the sending unit's variable resistance with an ohm-meter to make sure its good. May 3, 2012 · You could remove the fuel door and "bend" the float arm a tad, but eventually, you'll get to know the guage's readings and your approximate levels. I understand that the sending unit needs to have 27 to 40 ohms of resistance at full, half full is 97 to 118 ohms, and empty is 240 to 264 ohms. So, you will need a new single-use hose clamp. Wiring The fuel gauge on my 2011 Harley Davidson Ultra Limited used to move a little under heavy braking or acceleration, but broadly speaking was accurate-ish. As well, if there's a bad spot in the rheostat type device that makes the gauge work, you'll see that as well, indicating a failed unit and the need for replacement. Evidently their gauge vender used a non spec glue for the ultrasonic unit that measures what's left in the tank and YOU GUESSED IT, over i replaced the fuel sending unit over the winter and recently replaced the fuel gauge on my 96 flhtc. This vid shows me placing the fuel gauge float assembly in my 1999 carbureted Harley Davidson Road King I'll be the first to say that I never, did I say NEVER, rely on HD's fuel gauges. it reads empty at 150 miles even though i don't hit reserve until 182 miles. Remember to prioritize safety and accuracy during the troubleshooting process. For model fitment information, see the P&A retail catalog or the Parts and Accessories section of www. Fuel Gauge Stuck On Full - Harley Davidson Community I tried to source a new "float" sending unit from Harley, but this is now an obsolete part and no one I tried had one. Obviously the float bounces up and down when the bike is moving but now it is reflected in the fuel gauge. Enjoy, Bear with me, I've just spent a few hours soaking up fuel vapors The bike: 2001 EFI Softail Night Train (FXSTBI) I'm having fuel gauge inaccuracy problems and need to adjust the float arm inside the tank. I need to replace my fuel gauge sending unit on my 2001 heritage soft tail classic (FLSTC). My gas gauge always reads full tank. Give it gas the fuel gauge goes to half, hit the brakes it slams to full sit at a light and don't I'll be the first to say that I never, did I say NEVER, rely on HD's fuel gauges. 2005 Softail Standard FXSTI Fuel Injected. I go by mileage more than the guage. This may help in troubleshooting the problem. Anyone come across this condition, if so is the float under the gauge? and how do you get the gauge off (without doing damage)!!!!! thanks in advance. When I ordered the new gas gauge float from my dealer, the parts guy was amazed that so many of these parts had been ordered by VRod owners over the years. Thank you in advance! Sounds like the float is hung up in the tank. Any ideas? Looks like you posted OK If you use the info in this post, you can test the output of the sending unit and determine where the problem is. If I'd taken off the Today I installed a flush gas cap and fuel gauge on my 2017 Road King Special. (4) if NO to (2), then leave the gauge connected to the 9v battery as per (2) and then try the orange float wire to the pink on the gauge & hook the black float wire to 9v- as well. Has anyone attempted to install a fuel gauge? If so what was the result and what parts did you use? For model fitment information, see the P&A retail catalog or the Parts and Accessories section of www. Here's a quick video showing how to correct a faulty gauge reading on SOME gauges. It moves minimally, by a few millimeters. Measured resistance from sending unit and it reads 29 ohms. The fuel gauge on my 2011 Harley Davidson Ultra Limited used to move a little under heavy braking or acceleration, but broadly speaking was accurate-ish. What happens? Understanding the Fuel Gauge System Before diving into troubleshooting, let’s grasp the basics of how a Harley-Davidson fuel gauge works. Tank sender float arms can get out of shape for any number of reasons and get stuck, no need to remove the sender to verify if it functions. Suggestions on what to check? Thanks Way back when, I rode dirt bikes (no gauges or meters what so ever). com (English only). The fuel gauge sending unit and arm are somewhat "Z" shaped as depicted in the 2001 Hone your skills in restoring your Harley Davidson Softail's gas gauge precision and never worry about fuel levels again. I have a suspicion that it is assembled incorrectly. As the fuel level drops while riding the the fuel is able to move to the rear of the tank while accelerating and the float will drop. The float has two contacts - one on each side - that run along the resistor strip, thus changing the resitance reading which is interpreted as your fuel level. When I got my first Harley, it had a trip meter (no fuel gauge) and I'd better start hunting a gas station when it cleared 100 miles. Hello community, I am seeking your advice on how to adjust the fuel level sending unit in the tank of a 2005 Harley Davidson Softail FLSTCI. BUT having said that the needle in my gas gauge on my Ultra, for some reason, this past week has started bouncing all over the place. 103 CI Motor, H-D Smart Alarm, V&H Big Radius 2-2 w/ Heat Shield Powder Coated, V&H VO2 Air Cleaner, V&H Fuelpak LCD, Willie G Skull Theme (Grips, Pegs, Fuel Gauge, Fuel Cap, Shifter, Brake, Etc), 16" Apes-Chrome, Black Forward Controls, Rigid Locking Saddlebags, Sissy Bar, Sundowner Two Seater, Smoked Turn Signal and Brake lenses w/LED's, Tank . Sometimes it works, sometimes it doesn't. 55 Air Intake & Fuel Delivery Sensors For Mercury Mariner This isn't just a simple speedometer - it's a full instrument cluster that gives you RPMs, speed in both MPH and KM/H, fuel level with low fuel warning, gear indicator (showing neutral through 5th gear), plus your standard turn signal and high beam indicators. The gauge receives input from a sending unit mounted in the top center of the fuel tank. Fuel Gauge and Sender Test - Harley Davidson Community Welcome to the forum. So if your situation is similar to mine, your dealer should know exactly what part to order since so many VRodders have had to do so previously. The float on the sending unit pivots/raises pointing forwuhard. PSLER For CFMOTO 450MT Sticker Oil Fuel Tank Pad Cover Decoration Logo Low Profile Tank Console Black Tempest Low Profile Tank Topper™️ Dash Console For Harley-Davidson® Touring '08-'25 ABS Plastic Fuel Tank Cover 2023-2025 Simply secure the fuel tank cover with two screws for effortless attachment in minutes Attwood Portable Low Profile I know this is hard for anyone to believe, but my fuel gauge on my 1999 Ultra has gone goofy. Aug 1, 2025 · By following these steps and consulting your Harley-Davidson service manual, you should be able to diagnose and repair most fuel gauge problems. The system primarily consists of three components: Fuel Level Sensor (Sending Unit): Located inside the fuel tank, this unit floats on the fuel surface and uses a potentiometer (variable resistor) to convert the fuel level into an electrical signal. If I'd taken off the Disconnect the fuel gauge wiring harness from the sender unit under the instrument cluster and measure the resistance of the yellow wire and ground of the harness going back to the gauge. Quite possible the float may be hanging up on something inside the tank. Amazon. Fuel Gauge Stuck On Full - Harley Davidson Community Pull the gauge and work it manually. is there any way to calibrate the gauge or fuel sending unit for a more accurate reading? Any ideas? Looks like you posted OK If you use the info in this post, you can test the output of the sending unit and determine where the problem is. The way I checked for fuel was to pop the cap and do the "slosh". I did source an aftermarket unit, but my mechanic says that it is the wrong unit, as it is meant for a fuel injected model and not a carbureted model. The Harley fuel gauge has three wires, black, orange, and yellow. 2011 flhtk oil sending unit Anyone find a better alternative to the OE? Replaced it with OE last year and it`s leaking through the body again! Watch this Fix My Hog video to learn about Harley-Davidson fuel gauge removal so you can paint your tank or replace the gauge. The bike has done 20000 miles, and maintained very well - I don't take it off road much, but I do ride all year round so it sees its fair share of ice and snow. I know how far a tank will go and watch the mileage. Sounds like the float is hung up in the tank. Restore Old Headlights to BRAND NEW in 5 Minutes Using Old Batteries! Genius Trick😱 DIY HOW TO CHANGE THE HARLEY DAVIDSON VROD BATTERY, SPARK PLUGS, AND COOLANT RESERVOIR. Also, the float (sending unit) itself is raised very high Why Am I Getting False H-D Fuel Level Readings - HD Softail Fuel Tank Float Level Sender Problems - Here I discuss reports of false fuel readings on Harley Davidson Sport Glides and other Softails Read on to find out how! Overview of gas gauges on a Harley The gas gauge is an important component for any motorcycle, including the Harley-Davidson Softail series. I'd occasionally pop the cap and do the "slosh" (old habit). Feb 27, 2024 · I use a metal cloths hanger bent to fit down into the tank filler and move the float arm up and down to free it and to see if the fuel gauge reads correctly. One day my fuel gauge started bouncing around. Jul 9, 2025 · Fix your Harley Davidson fuel gauge problems with this comprehensive guide covering common causes, diagnosis steps, and repair solutions for all models. Aug 8, 2008 · The gas gauge (pre-07 at least) is a long resistor strip with a float. Now move the float. It offers crucial information about the fuel level, allowing the biker to monitor their remaining fuel and plan to refuel accordingly. When braking the fuel will move forward in the tank raising the float. He told me HD has fixed the gauge problems with the "B" repair kit. As the float moves up and down with fuel level, resistance changes, resulting in a change in current to the gauge, reflected as fuel level. Seems more like an electrical issue than mechanical. com: harley fuel gauge Kuryakyn 7383 Motorcycle Lighting Accent Accessory: Alley Cat LED Fuel and Battery Gauge for 1988-2019 Harley-Davidson Motorcycles, Gloss Black 1999 Harley Davidson Road King Gas Gauge Float Assembly Installation daniel romans 11 subscribers Subscribe Go hook it up to your 12vdc system. Fuel Gauge Reads Full Always, even when empty. You can clinch the new one on with a small fence wire cutter (like wire cutter but cutting edges are at the end, instead of on the side). In this video, I replace the fuel filter, fuel pressure regulator, and fuel pump, on my 2005 Harley Davidson Cvo Fatboy. Harley Davidson incorporates a fuel gauge with the instrument cluster on the tank dash of many Big-Twin and Touring models. What happens? Also, if you have fuel injection, you will need to disconnect the fuel line from the pressure regulator to the tank output fitting, to get the assembly out. Has anyone had this issue and does anyone have a fix for this malfunction. Thank you in advance! I just got back from Sturgis and was able to talk to the lead engineer on the V-Rods. It's bouncing all over the place. Hello everyone help appreciated, I have a 2013 Dyna Wide Glide, my fuel gauge is reading empty and my low fuel light stays on even though I have fuel or a full tank of fuel on the bike. Let me say that I don't depend on it like I do my odometer, but watching it bouce around is driving me crazy!!! Yes, I'm a bit anal :hystria: OK, is there a test Hello everyone help appreciated, I have a 2013 Dyna Wide Glide, my fuel gauge is reading empty and my low fuel light stays on even though I have fuel or a full tank of fuel on the bike. If this video helped you out please Go hook it up to your 12vdc system. And when it works Go follow on IG: @Mani. Rai_TheGreaseMonkeyIn this video, I show you how to replace that broken and obsolete fuel gauge on your Dyna with almost any 2-1/6” fu heritage softail Fuel Gauge removal Another newb question here! I was warned not to remove the Fuel gauge cap by the guy i bought my bike from my Question is this when i get the bike painted how do i deal with this? im pretty sure the painter will want to remove the cap to prep and paint the tank? Im also extremely curious about the mechanicals of this mysterious device. Special offer Mariner Boat Outboard Engines And Components 0-190 Ohm Fuel Float Level Sensor With Red LED 2 In 52 Mm Fuel Level Gauge For Oil Tanks 200 Mm 250 Mm 600 Mm From Synchronizer - Price 37. this was performed on a 1999 harley Davidson road king with the small fuel Kit 75298-05 fits 2002-2005 Softail ® Deuce motorcycles with Electronic Fuel Injection (EFI). vdsot, wqjg4, b0sr, o0u9j, j52wu, kofw, 4powis, 9i5ge, dzmx, kycv44,