Boat fuel gauge stuck on empty

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boat fuel gauge stuck on empty # WM Model # Status Unit Price QTY Extended Price Electric Fuel Gauge Sending Unit, 6" to 24" MOELLER 035729-10 8978314 YES $39. 2. Apr 12, 2016 · A quick test is to disconnect the wire at the sending unit. If you disconnect the wire at the sender, the gauge should move to “empty”. Pat says: DO-IT-RIGHT THE FIRST TIME! Bayliner 3870 "ALASKA33) Twin 350 GM power. The gauge may read the voltage feedback from a dead sender as ‘Full’ or ‘Empty’. I hop in, go about my way and glance at my cluster. Check the wiring side first. The most common "US" standard, is the 240-30ohm system, with the sender measuring 240ohm when empty, and 30 ohms when full. i even ho. I stop and put $25 in it and when I go to start the truck, the fuel gauge read empty. This assumes it is getting power through the purple wire. The float rises and falls with the fuel level and sends an electronic signal corresponding to a unit of measurement (usually ¼ tank increments) on your fuel gauge. 2) If you gauge read empty all the time there's a break in the pink wire somewhere or the sender's stuck in the down position. Ran totally out of gas and it was still on full. Mine doesn't either. Feb 23, 2007 · The fuel gauge sending units should read 22. e . Mar 08, 2011 · That spring the gas gauge didn't work after I topped off the boat with fresh gas. At the empty end of the scale there is sometimes bounce but if bouncing there is fuel but getting really low. Item Manuf. For example, the fuel gauge for the 140 gallon tank in my own Whaler will stay stuck on "Full" until quite a bit of fuel is burned off. it runs. i just bought a 2000 response lx ~480 hrs. May 22, 2016 · The boat is a 1948 U22. I never trust them and usuall lift the seat up and take a look at the tank. One day it started reading -E (negative empty) as soon as I turn on the ignition. Could also try disconnecting & reconnecting lanyard - it will reset/reboot the MDC more than turning on/off. Miles to empty started at 400+ miles but is quickly dropping. And this comes in from the key ON power wire from the key switch. I assume it was reading non-empty when you started, or you would have put fuel in the boat when you started out, and then it suddenly began reading empty, and then just as suddenly a while later, non-empty. Oct 03, 2008 · The float in the fuel tank is a variable resistor, so you can check if it's sending the rright signal to the instrument panel gauge. Cruiser engine. A stuck sender float could do that, but it's more . The fuel sender test should be conducted when the tank is lower than HALF, to prevent fuel splashing. The default fuel gauge mode is called the anti-slosh mode. It has 17hrs. My sender is a 0-90 ohm sender. We can switch between senders, but even with the tanks 1/4 full we always get a full reading on the gauge for both tanks and an empty reading in the neutral position. A faulty resistor can also cause the gauge to read empty. I immediately think fuel sending unit but I call up the Hours Remaining until empty onnthe digital dash and it reads exactly what it was reading this morning when I was looking . Then refitted the gauge, cleaned all contacts carefully, refitted old cable and after a couple of goes it worked. Jun 03, 2014 · My fuel gauge failed after 4-5 months (415) and IMG sent me a new one which I replaced, however a year later that has gone from stuck on 100% for last 3 months to no reading this week. The device works by means of a flotation device, often made of a petroleum resistant plastic encasing a foam or cork "float, " which is attached to a light weight metal arm. #16 · Nov 30, 2011. I load tested the machine for about an hour, then shut it down. What is the best way to tell if there is a problem with the gauge ? Nov 27, 2017 · I installed a new fuel sending unit but the gauge reads completely full no matter the amount of fuel in the tank. What you will see is a small, round plate fastened to the tank with five screws and with two wires connected to it. You can test the sending unit after removing it from the fuel tank with an Ohmmeter. Don't brake the tank or punch a hole in it. Is there some type of test I can perform, to determine weather I have a bad sender, a bad gauge, bad wiring, or possibly something else? I also removed my sender and noticed that it only goes halfway into the tank. When should I best be able to assess the level of gas ? Flat sitting still ? when boat is planed out while running ? I think there may be an issue with the gauge itself. This video will show how to do this without dropping the tank or removing the IP cluster- if you can find a connector for the gauge and sending unit. The senders are 33 ohm - 240 ohm, 12 volt. I just got done fixing one of my MEP-803A's that was randomly pegging the fuel gauge all the way to the left. xx gallons. These wires consist of the “power” or 12 volts wire. Jun 12, 2017 · I also have a stuck fuel gauge (stuck on Full) for my 2017 Scarab 165 HO. The fuel gauge won’t show the correct reading. When I started the engine the needle pinned to full. Sep 22, 2012 · Just wondering if anyone might be able to help, my fuel gauge reads full the whole time the key is on, and drops back to empty when the key is off is it the gauge, float or sending unit Save Share Reply Jan 08, 2016 · An inaccurate fuel reading can make it difficult to know when the vehicle will require refueling. As long as it's working correctly from 3/4 to empty, I think I'd just drive on. Fuel sender test. Aug 12, 2008 · ok, i tried searching for answers, couldnt find much. 5 ohms at empty and 145 ohms at full. e. If you short the send terminal to ground and turn the key on, the gauge should read full. If you pull the tank sending unit, an ohm meter should read 10 ohms empty and 180 ohms full. By removing the transmitter you can manually move the float up and down and see if the gauge moves. The full tab is pointed while the empty tab is rectangular. ·. The most common reason for a fuel gauge to not work. For the third fill up, I got Ethanol free marine fuel at the marina. My model (Outback 2015 3. I turn the key on, every other gauge moves. Fuel gauge stuck on full. 95 USD Total: Dec 13, 2004 · My fuel gauge was stuck on above full. Feb 09, 2005 · Gauge You can jump from the transmitter straight to the gauge and eliminate wiring. You shouldn't have to "drive in a smoother fashion" and certainly not your fault on a high performance rocket like this. Another common symptom of a faulty fuel gauge sender is a gauge that is stuck on empty. Well the fuel tank sender can be accessed from the trunk behind the carpet panel on the back. Now I can get any movement out of it at all, Switched to the other tank and still wouldn't budge. I fished a year with the gauge reading empty and couldn't take it any longer. Sep 25, 2020 · The fuel gauge needle to become stuck on full or empty The fuel gauge needle to bounce erratically from one reading to another (this can happen for short senders, not really a bad sender) Before attempting any troubleshooting or part replacement, make sure you are confident and knowledgeable in what you’re doing. Jan 16, 2017 · If the fuel indicator still does not move, it means that it has been stuck on empty. I stop by and pump a mere 29 Gallons of fuel at a local Exxon in North Dallas. The wire for the front float is dard blue with a yellow tracer, the rear is yellow with a light blue tracer and the wire from the guage is yellow with a white tracer. Unhook the sender wire and turn the key to the ON position and the gauge should read empty. 99 USD Tax: $2. d. Truck had no check engine lights or anything. I unplugged the"Sender" unit and the gauge dropped to "EMPTY". The fuel gauge is not stickiing as we have checked that so I am not sure what else it could be. Bad news on my part. Added 10 gal and used boat then filled and used boat. Gauge reads a bit past Full 90% of the time, but does fluctuate to empty and back every so often, so I know the needle is not stuck on the stop pin. May 17, 2019 · The fuel gauge on the dash of my 2018 Impact is showing empty and the tank is full. This is often accessed through a deck plate placed over the aft end of the tank. I posted here and a few guys helped me with the problem. With the ignition off, the gauge reads E just like a car gauge would show. Fuel Gauge stuck on Empty. 3)the gauge is broken--it doesn't go up when the pink wire is grounded. Located in Seward, AK. The gauge will read full if it get stuck up like mine did. 3. Jul 02, 2008 · Why is your gas gauge in your ford ranger stuck on full even when the tank is empty? The fuel gauge could be getting improper signals from the fuel sensor. First day I started with 3/4 full tank ran it down to about 1/4 tank. comes on when turning hard then shuts off when straight and i have a nearly full oil tank. Sending Unit Failure. 99 USD Cart Subtotal: $39. Since then, the fuel gauge is stuck on F. It is very nice always driving around with a full tank of gas in a gas guzzler, but not very safe. The dark one on the left was a solid material item, unable to drain fuel, and it was saturated and would float in water but not in fuel. #4 · Nov 21, 2007. Let me know if you have questions. It means you have the correct continuity to the fuel sending unit. Oct 04, 2017 · I've noticed lately that my fuel Gauge is still showing like 1/2 a tank or more when I'm really on empty. If you replace the sender be sure it goes back in the same clock position. Fuel gauge stuck on empty. I’m pretty sure it’s the sending unit that needs to be replaced, or at the very least there is an issue with the wires. 1997 FLSTC. If gauge now reads Full, the wire to the sending unit is shorted to ground. 392 Posts. It was pegged down when I bought it, so I swapped in a known good gage out of another 803' and it seemed fine. Aug 06, 2010 · 4,240 Posts. Once more, if the fuel sending unit has an issue or fails, it can cut off or give a bad signal to the gauge, which may cause it to stay on empty. Hopefully, the glare is not too much. 1,739 Posts. Same with mine. Go out later and the fuel gauge is showing E when I know i have a half tank. May 02, 2012 · If your fuel light just keeps flashing and does not read a partial tank - it's your float. I added a variable resistor and varied it from 0-90 and my wife said it moved the gauge 1/4, 1/2, 3/4. is this normal or am i doing . If it does, you’ve found the problem. 2)the sender is broken--ground the pink wire, if the gauge goes up, the problem is the sender. Any ideas please? Jan 08, 2016 · Fuel gauge stuck on empty. Gauge stuck on EMPTY (b): If the sender float somehow leaks or breaks, it will cause the fuel gauge to read empty. Mar 15, 2008 · Greeting from the south Pacific. Jan 23, 2020 · Fuel gauge stuck on empty Another common symptom of a faulty fuel gauge sender is a gauge that is stuck on empty. it does wiggle a bit when i first turn on the key. So i decided to see if my fuel gauge sending unit located inside the gas tank was sticking. Mar 20, 2009 · 1) If you gauge reads full all the time, the pink wire is contacting ground somewhere, or your sender is so sticky it's not allowing the float to drop down when the fuel level goes down. The four ways of how a fuel gauge can fail are: 1. 2000 Yamaha OX66 250HP SX250TXRY 61AX103847T. Aug 28, 2017 · While out on the water sunday my fuel gauge stopped working. I know the tank is empty and its reading 240 ohms which I’m happy with. Most often the fuel gauge will get stuck in the bottom because the float may not float up after refilling with fuel. Beside above, how does an electric fuel gauge work? An electric current is sent through the variable resistor to which a float is connected, so that the value of resistance depends on the fuel level. We cannot find any loose wires at either the tank or the instrument end. Dec 28, 2020 · A fault in these parts will cause gauge failure or make it give incorrect readings. Any ideas? The reason mine got stuck: a faulty fuel level sender (the rheostat attached to the float located on the fuel pump assembly) When I got to a half tank or less, the fuel gauge would randomly jump to full and then back, getting way more erratic as it got towards empty. Disconnect wire from sending unit at tank. I will take it tomorrow to the dealer for oil change and I will have them check this issue also. The gauge is supposed to stay at the proper level when ignition is off. Was working when put away for winter with half tank of stabilized fuel. Made sure the meter was showing what it should, and the gauge moved properly. Sep 03, 2021 · The gauge is flashing that my fuel is low but the meter is not moving. Then when I looked again it was pegged all the way to the left way past "Empty". Discussion Starter · #3 · May 9, 2008 (Edited) Sleek, Here is a diagram of what we have. I cleaned the battery terminals and the gauge settled in at a little more than a quarter tank with no more erratic jumping so I thought that the issue was resolved. I did purchase a new float, on the right, which was hollow. gonzo, May 2, 2007. Fuel gauge stuck on Full, and 2. Basically this gauge works off of voltage. Now the gas gauge works intermittently. All you have to do now is find the short. If your fuel gauge is stuck full or empty this video may help to see if the problem is with the gauge itself, the wiring, or the sending unit. Jan 20, 2013 · Re: Fuel Gauge Stuck as Full MH has it correct. My fuel gauge only reads empty. It's back in the shop. The transmitter is easy to remove from the tank. Another typical sign of a faulty sending unit is a fuel gauge that is stuck on empty. They connect to only three wires that run to the gauge. If this happens, look at the sending unit and/or the tank ground. The tanks now have an air gap at the top, on the order of 15% of the tank volume. However, the always being on full indicates a short to power. July 2014. Due to various tank designs, tank capacities, and sender measurements, this could be as little as 1 gallon, or as much as 4 to 5 gallons. Sep 01, 2021 · The float of the fuel gauge transmitter can often get stuck if it was previously mounted incorrectly, and in these cases, the fuel gauge can also get stuck at a certain fuel level. I’m suspecting the fuel sending unit but do a little bit testing here to show you. What is the best way to tell if there is a problem with the gauge ? After a fuel fill up, the time for the fuel gauge to move from empty (E) to full (F) ranges from 2 seconds to 55 minutes depending on which operating mode the fuel gauge is in. I get the low fuel warning when the tank is close to empty and after filling, the warning turns off after a few seconds and the meter shows full. Jan 15, 2020 · Step 1: Locate the boat fuel sending unit. On my boat, this is a sweet spot balancing fuel consumption, speed, and noise. It will drop about 8" before the fuel hoses pull tight. Apr 10, 2019 · The float may be stuck. Sometimes, the float may have broken down, or it might have separated from its arm, thus causing the fuel gauge to get stuck on empty and not function properly. the gauge pointer is coming down toward Empty, the gauge should read Empty before you actually run out of fuel. This sending unit/fuel pump module is accessible from trunk area, it can easily be tested to confirm problem . Oct 06, 2006 · I orrdered it from West Marine but like I said I would look at installing the unit Jimmy installed if I did it again. May 30, 2014 · The fuel gague did not so we replaced the sending unit (BTW that was a royal pain) this caused the fuel gauge to show full but it never moves until the boat is almost empty. You can see how the fuel’s on Empty. Actually I have tried two new senders made by two manufacturers. Jun 20, 2019 · Fuel gauge stopped working-it is stuck on empty Trying to decide if I want to figure out how to fix it. My fuel gauge shows full when actually the tank is empty. Is there any way to check/clean/repair this so that it reads somewhat accurate again? My boat is a 2007 Triton VT-17 with 50HP Mercury. May 08, 2008 · 981 Posts. If you get no fuel level reading and the fuel light does not flash - it's the small fuse on the sensor board. In most automotive fuel gauges such resistors are on the inward side of the gauge, i. This way, whenever you turn the key ON, the gauge receives power and turns on the fuel gauge system. Disconnect sender terminal wire at dash gauge. Aug 21, 2016 · I have had my 1290 SA for 2 years and 17 000 km without any fuel gauge malfunction (that I am aware of). Repairs; Look for broken or loose wire in the fuel gauge circuit and within the sending unit. If when you remove the 12 VDC from the sending unit post, the gauge drops to completely empty. Once the needle is on "1/2" the tank is actually down to about 40 gallons. I pulled out the fuel sender and it didn't appear stuck. The 3 amp fuel gauge fuse looks to be good. Then it jumped past full and got stuck. This is a 2017 Scarab 215. Enclosed are pics of the two floats. Jan 28, 2008 · Why is fuel gauge stuck on empty with fuel light blinking on a 2005 Honda Accord ex? The first thing you want to do is fill up the car with gas. Hello Everyone, The fuel gauge was jumping erratically from full to empty to half full and so on. If all turns out well, it's most likely just the amount of fuel you have. i checked fuel level sender, it is reading about 69 ohms, with about 5/8 of a tank. The gauge is showing full for a LONG time, then suddenly drops and 10 mins later I’m stuck dead in the water needing a tow as I have run out of 80 litres of fuel. May 24, 2018 · Pay special attention to whether or not the gas gauge sweeps smoothly from EMPTY to FULL. Apr 24, 2020 · Another common symptom of a faulty fuel gauge sender is a gauge that is stuck on empty. So another job for the summer once I get the air con fixed and can last more than a few minutes in the plus 40c temps we now have in Dubai! Jul 24, 2020 · Recently the fuel gauge in my boat stopped working. C … read more May 27, 2014 · The Gas Gauge seems very erratic and doesnt give me consistent reading. At one point I looked at it and it was pegged all the way to the right way past "Full". Sep 22, 2012 · Just wondering if anyone might be able to help, my fuel gauge reads full the whole time the key is on, and drops back to empty when the key is off is it the gauge, float or sending unit Save Share Reply I've had my boat a whole 4 days now and I've noticed my fuel gauge is off. You can put and ohm meter on the transmitter when moving and see if ohms change--if so the transmitter is good. Jul 04, 2017 · Put gas station fuel in the boat twice, fuel gauge works fine. not a good sign. Apr 25, 2016 · Also, since the EPA stuck their nose into marine fuel tanks, the notion of "full" and "empty" is a bit whacky. Mar 03, 2014 · Sounds like the arm on your fuel gauge sending unit is stuck , its located on the top of your gas tank. "Boat + Water = Fun". used another cable wired between the sender and gauge, with sender removed. The sensor is located inside of the fuel . I have pulled the gauge from the top of the tank and moved the float to the full position. The most common cause is a stuck float. Sep 15, 2017 · Ray70. If it stops doing that, there was your problem . Any ideas? May 27, 2014 · The Gas Gauge seems very erratic and doesnt give me consistent reading. Sep 21, 2011 · Discussion Starter · #1 · Sep 21, 2011. This is important to know, because the gauge on each type will flip the opposite way. Filled up from 1/4 tank and took 24. May 16, 2018 · Has anyone had their fuel gauge stick? I've had this happen twice so far. Nov 21, 2007 · Joined Jul 26, 2007. 6) has the remote start option so I don't if we have something in common here. Step 2: Identify the sender conductor. Then, ground the sender wire to a good ground, the guage should read EMPTY. Sep 27, 2004 · Stuck on full!! I don't see that as a problem, you never run out of gas!! Could be worse, stuck on empty, then you would never have any gas!!! Just kidding, hope you find a fix!!! Ride what you like, like what you ride. Dесrеаѕеd or Increased Gas Mileage Sep 28, 2014 · The fuel gauge on my 1986 2a 88 is showing 3/4 of a tank when the tank is full. The gas gauge shows the correct ammount of fuel in the tank (if its full it shows full, its its empty is shows empty) but from what i remember, when the vehicle is turned off and the key is pulled out of the ignition, the needle should go back to rest at the E. Jul 29, 2021 · Either the magnets on your fuel sender are loose or the fuel sender float was stuck. A malfunctioning resistor may also cause the fuel gauge to read empty and not indicate the correct level of fuel. All right guys, fuel gauge isn’t working. Sep 29, 2016 · Suspect 'in tank' fuel level sending unit . Not sure if that's the case but I was told when you first turn on the boat the gauge should move a little if it does then your gauge is good. Nov 26, 2014 · Gas gauge went from 3/4 to empty. The gas gauge indicates on empty when there is plenty of fuel in the tank. water tank leak? I have a Volvo D55 with the Volvofolding prop and burn approximately . May 31, 2018 · helped a friend sort out fresh water tank gauge on a P45. Sep 24, 2002 · Joined Jun 28, 2001. Jun 03, 2012 · Well today on the way to work, I had about 1/2 of 1/4 tank. After replacing both still no luck. Another symptom of a potential issue with the fuel gauge is stuck on empty. The gauge should read empty. I have cut the cable between the gauge and sender. Jun 18, 2010 · Not just Centurion, every boat I have ever owned the fuel gauge sucked, they are mostly based on floats and the boat is always swaying back and forth, try to find a calm area to check the gauge. If you took off the wire and it went to empty, the wire isn't the issue. Replace wire. I have never noticed that it has been stuck on full and the range readings look reasonable. Could be gummed up from the gas or have some corrosion preventing the arm from moving all the way. Jun 19, 2021 · Hi Ray disconnect the wire from sender in tank, switch on if still max gauge faulty if no movement replace wire and remove wire from sender in tank,there may also be a earth wire connected to body of sender, if still max you have a short on sender wire to gauge, if not and no movement fault is with sender, remove sender from tank, connect wire and GENTLY move float arm if it still shows max . The fuel gauge reads only half full with the tank filled. To test the gauge itself - unplug the fuel sensor and jump the two pins on the harness side - your gauge should now read full. The fuel tank sending unit is new. A broken resistor can also cause the fuel gauge to read empty. 93 USD Shipping: $6. Read the diesel fuel gauge, which will show the fuel marker somewhere between full, three-quarters full, half full, one-quarter full and empty. Now it stays either on full or at 1/4 tank no matter the fuel level. Just take out the 4 or 5 bolts holding it on pop the unit out and give it a look. (I believe the overhead computer slaves off the Inst panel). May 31, 2016 · The fuel gauge on my Fastrak SDX worked for a brief period when I first bought it. Jan 09, 2007 · Attaching multimeter probes to fuel gauge sender. Anyway, pull the plug on the sending unit and plug a 15 ohm resistor across the plug in place of the sending unit. If the guage is good, you prolly have a 90 ohm sender in there instead of a 30. Factor in a tapered shape to the tank bottom and the progression from full to empty is even less linear. . We weeded out alot of useless crap and came up with this. While underway occasionally the needle . The gauge will show empty when key is turned off All connectors,fuse ect. Remove sender wire from sender and gauge should read totally empty. If you fill the tank with the front of the truck high it can get caught in the sending unit ring. Turn off truck and wait awhile and the gauge will read full. I disconnected the sender and the gauge read full, then i turned the car off and turned it back on and it read 3/4, and then 1/2 after I repeated the process. Calculate the exact level of diesel in the tank using the reading on the gauge and the tank's capacity. Our 2005 310, hull number 326, has decided to run incredibly economically, the fuel guage will not budge off reading full, despite how much fuel we have used. You have a number of inline connectors that could cause an intermittent issue. Not sure if it's the sender not sending enough current (even though it's pinned) or the gauge reading improperly. Jan 04, 2015 · From a full tank, it will go from full to 1/2 then stop. Jumping the 12 VDC power to the sending unit, the gauge should shoot straight to completely full. I proceeded to check the voltage at the gauge; meter read 12. Dec 12, 2010 · Pull the 14mm bolt that secures the tank support strap, and pull the strap down and out of the way. Jul 03, 2016 · If you can test at the pigtail on the gauge and you have +12V and a varying resistance value when you move your sending unit float I would bet on a bad gauge, or maybe bad connection at the pigtail. 07-22-2012, 05:57 PM. Did the 4th fill up at another marina today - fuel gauge still stuck on F. The cluster is showing slightly over half a tank when i topped it off. I have a fuel gauge that used to work fine. Nov 14, 2020 · Fuel gauge stuck on empty. 99 USD 1 $39. May 19, 2020 · We need to test voltage coming from the selector switch. May 29, 2007 · I can say however, there are two different standards of tank sender and tank gauge in general marine use. The more fuel the higher the voltage which raises the gauge. Generally if you get stuck on full or empty you have either lost your positive voltage or are shorted to ground on the sender side or have a bad gauge. MarkB Ontario Member Posts: 3,709 . The gauge shows empty when the two cores are apart. Jul 31, 2011 · We have a 1997 Beneteau 321 with a Yanmar 3GM30F -VDO fuel level gauge plus a combined oil pressure /engine hour meter The fuel gauge is staying on the full mark all the time with no movement . Ground that wire and the gage should drop below empty. If the float somehow breaks or becomes separated from the arm it may cause the . The gage should be pegged full. Aug 25, 2005 · fuel/oil guage - posted in 14/150/160 Speedster: just got a 1996 speedster, fuel guage was stuck below empty, replaced baffle (which hand tested perfect for range when plugged in) now after installation only shows a little over half when tank is full, also oil warning l. If the float somehow breaks or becomes separated from the arm it may cause the fuel gauge to malfunction and become stuck on empty. If you cannot make your gauge read anything but empty then depending on your ohm range you may have one of the following problems: If you have a 0-30, 0-90, and 10-180 Ohm sender then most likely your sender lead wire is grounding out somewhere. 5 volts, so we are good there. "Hanging in, Hanging on, Hanging out". It means something is wrong with the sending unit itself, like the float is stuck. Often, new boats are shipped on trucks when the fuel tanks are empty, causing the sender to bounce and become misaligned. So this is a strange issue. Oct 12, 2017 · I have the same problem. This is a Chaparral Sunesta 233, 2001 Model. I've checked the sender and the float is pinned against the limiter and should be sending the "tank full" signal to the gauge. Now completely remove the rear tank mounting bolt and allow the tank to drop. Whether it was the gauge or the tank shape that made it work like that I don't know, but my boat is much the same, showing full until about half a tank is used. The boat is a older model Searay with a 165 Mercruiser. at back of gauge are in. For example, the tank on my 203 has a physical volume of 58 gallons, but only holds 48-50 gallons before the nozzle clicks off. The gauge is bad, the float is stuck or there is a short/break in the wire. So another job for the summer once I get the air con fixed and can last more than a few minutes in the plus 40c temps we now have in Dubai! Sep 21, 2011 · Discussion Starter · #1 · Sep 21, 2011. If the guage does not read as noted above either the guage is bad or it is not properly grounded to the dash. Feb 22, 2019 · The fuel gauge would show full until you had used most of a tank, then suddenly drop. This will cause a "full" indication. Thank Answered by a verified Marine Mechanic I filled up the boat and my fuel gauge still read empty. A break in any of the three sending unit wires would make the gauge read past full. I - Answered by a verified Marine Mechanic We use cookies to give you the best possible experience on our website. Boat Name: King Kong. Just bought this car used, as is, and noticed the fuel gauge is faulty. Turns out I took the small lid off the floor in the rear of the boat where the sending unit is in the gas tank. We solved the problem of left side instrument panel not working. Note that some self-test steps may stop the gas gauge at 1/4, 1/2, and 3/4, as well. I just installed an electric gauge on my 1975 Outrage 21 project boat and it is very, very accurate. The sending unit is the actual device which transmits the level of fuel in the tank to your fuel gauge. On the way home from work, I throw in another $20 and the gauge still doesent move. You need to swing the arm in each direction to its respective stop and bend each tab until you get 20 Ohms on the full side and 222 on the empty side. I figured it cannot be too hard to fix I just do not want to be down very long to put it in the. May 10, 2017 · Turn key ON to get power to the gauge. Turn on truck and drive for awhile and guage will slowly return to correct level. 8 gallons an hour at around 2,200 RPM as I calculate the rate. #15 · Jun 16, 2003. Gas gauge doesn't go below 1/2. There should be 1 screw into the top of the instrument cluster & two into the Malibu emblem near the bottom. Initially, I thought it would be an easy fix (either the fuel sender or gauge itself). I set up a mock system and both the new parts and old parts seem to be working . Don't think it's a bad gauge, computer or wire from gauge since it wiggles at startup. the gas gauge has been stuck on empty since ive had it. You can either smack the side with block of wood, you have to use your head with this. Most fuel gauges will read empty by default so a way to check the gauge is to turn the key to the off position and the gauge should read empty or at least move some. Next time I looked at it the gage was stuck down again. Thanks. THis was a very simple process to get to the access hatch. About a week later I put $150 in fuel in. I think once I get to low, a warning light goes on. Remove the rear seats. I've had it "fixed" once, took it out, and it got stuck again. The sender has full motion in the tank. Also if its easy to access the fuel tank you can take the fuel float ( don't know the actually name) lose pull it straight up and see if the float is stuck. Touch sender wire to tank ground and gauge should read totally full. Boat Fuel Gauge Stuck On Empty or Stuck On Full? To be honest, these boat fuel gauges are pretty simple. It's okay to let it hang on on these hoses as long as tank is mostly empty. May 26, 2012 · I have a 2000 model See-Doo Jet Boat Challenger with a 240 Mer. If gauge now reads Full, the trouble is in the sending unit. So it is my sender. Jul 11, 2008 · fix for fuel gauge 96 GTX My fuel gauge fix was easier than some because it was in the fuel float or sending unit. Sep 28, 2014 · The fuel gauge on my 1986 2a 88 is showing 3/4 of a tank when the tank is full. You could switch the 2 wires to the fuel gauge to see if it is the sender. Turn on the key, the guage should read FULL. Went out this morning and everything good. If we remove the sending wire and the gauge stays full. However suggest replacement of complete fuel pump module assembly 'IF' you decide to fix it. I have an idea how to troubleshoot but wondered if others have seen this with their Lund’s and if there is an issue to check first. When the float becomes separated or somehow breaks from the arm, it may lead to a malfunctioning fuel gauge and cause it to be stuck on empty. There is a problem with the gauge and it will need replaced. I always fill the empty tank and note actual gallons at the 1/4, 1/2, 3/4 and full marks so I will know for sure. . May 02, 2007 · There can be several problems: 1) the tank is empty. Below you will see the full tab stop and the empty tab stop. I disconnected the sender wires and an open on the sender wires causes the gauge to read full, a short across pulls it to empty. Today I took the boat out for several hours just cruising, not pulling yet, and was cruising at 30mph when I noticed I was just below 1/4. Gonzo. boat fuel gauge stuck on empty