Onan generator fault code 45. Check output voltage and frequency under load, check the usual engine problems (fuel, spark, air etc. May 3, 2023 · Onan fault code 32 is a low cranking speed. 16,726 satisfied customers. An Overheated Generator. 1. The fault is 45 for a spped sensor. I know it's a code for speed sensor or drop on voltage output. Jun 23, 2019 · This is a speed sensor fault I believe has any one repaired this or is it best left to a dealer? It is a 5. It shuts off the gas and when it dies the 47 code is common. 45. 45: Speed Sense Fault. Newer Onan diesel-powered RV generators have fault codes that will display on the unit. Conclusion. Press stop again to stop the blinking. Nov 7, 2015 · Following a fault shutdown, The indicator light will repeatedly blink 2, 3 or 4 blinks at a time. Oct 28, 2018 · I'm not familiar with "service mode", but the fast idle code is displayed due to the generator not properly idling down. To learn more about the different Onan Fault Codes, what they mean and how to fix the problem. Some RV gens seem to run out of fuel about 1/4 tank. What is Fault Code 35 on Onan Generator. Three of the most frequent Onan generator issues are described here, along with solutions. While the indicator light is flashing you need to press the STOP/PRIMER button and hold it for around a second, just counting “one-one-thousand” or “one-Mississipi” is long enough. I thought maybe it was a longer code so I sat there for through 70 blinks and then decided that it must be fault code 1. put some fuel in the tank and see if that. To learn more about this fault code and what to do about it, just continue to read our article. I have a small manual and I have followed most of the steps I can comprehend. 47: Ignition Fault. Pull the fuel line off the carb inlet, aim the line into a can then push and hold STOP to engage the fuel pump only. I have a 7500 Watt Onan Diesel Generator showing Fault code 24, have replaced the temp sensor but still only runs for 5 Hank F. Jan 7, 2017 · I have a 2013 RV with a Cummins Onan RV QG 5500 EVAP gasoline generator, with 45 total hours. 48: Generator Field Sense Fault Customer: My onan 5500 is giving me a fault code 45. Before you can fix an issue, or even start troubleshooting for its cause, you first need to make sure that you have it. There is a problem with the Microprocessor RAM and see above to find the fix. When the generator first starts and shuts down, the diagnostic light flashes 3 times, which indicates a "service fault". The tool allows you to be able to run the set, to be able to test out all the circuits. Had Cummins check it out but could not duplicate the problem after running it the whole day. Because covering all 29 possible second-level fault codes and the ways to troubleshoot them and repair is beyond the scope of this article, let’s move on with how Sep 1, 2019 · Avoiding Onan Generator Fault Code 14. Code 41: Generator Rotor Code 42: Processor Code 45: Speed Sense And it may explain why my Onan generator tripped a Fault Code #46, but this is just speculation Jul 27, 2024 · Onan generator 5500 marquis gold has fault code 45 Onan generator 5500 marquis gold has fault code 45 Onan generator 5500 marquis gold has fault code 45 Theme Jun 16, 2022 · Please support our sponsors and let them know you heard about their products on iRV2 The fault code 3 on your Onan QG 5500 generator means that your generator has stopped or is refusing to start due to one of the other 29 possible second-level two-digit fault codes. and test the generator field and quadrature windings for open shorts. Dec 14, 2022 · Onan Generator Troubleshooting Guide. Generator set operation, maintenance, and installation must comply with all applicable local, state, and federal codes and regulations. Read more Should your Onan generator light blink 3 times in a row, it shows a service shutdown, and you will require secondary Onan generator troubleshooting codes from your generator. Corrective Action: See an authorized Onan dealer. Press the Prime button once to prompt a second, two-digit fault code. Oct 8, 2021 · Corrective Action: See an authorized Onan dealer. If the brush holder has heated or melted and a brush is stuck like photo 3 shows, please reply for the likely cause. There are a few things you can check with a good digital multimeter, though. Read also: How to Fix Fault Code 14 on Onan Generator (Always Works!) Reading the Fault Code on Onan Generator. Here are some frequently asked questions and their answers regarding fault code 3 flashes on Onan generators: Q: What should I do if I see fault code 3 flashes on my Onan generator? A: Start by checking the fuel level in the tank and refuel if necessary. Status Light - This is an LED (light emitting diode) in the control switch which blinks rapidly during pre-heat and cranking. Onan Generator Set for Commercial Mobile Speed Sense fault—CODE NO. Code No. Troubleshooting Onan Generator Fault Code 23. It is on a 2000 Beaver Marquis basement mount and very difficult to service. If I start it again, the engine will run (and sounds fine) but it must be in a fault mode because it will not power anything Sep 18, 2022 · Code 32 is insufficient cranking speed while trying to start the genset. Apr 28, 2015 · The service manual code 45 has the following diagnosis. When you press the start switch the power for both the starter, the ignition, and the control circuits is supplied by the battery but when you release the switch it then shifts everything to the output from the generator. Aug 16, 2019 · what is the fuel level in the motor home? the onan fuel line draws from the motorhome fuel tank. Any simple solution? Certified on Onan and Generac generators. Press Stop three times within five sec-onds to restore blinking. It is located on the side of the unit, below the gas tank. Controller unable to sense ignition. To this point this is what I have found and cannot figure out what the issue is. Troubleshooting this problem is easy, you will have to remove the service access panel of your generator. Apr 15, 2011 · Since I wanted to know what a code 27 was I ordered a copy of the "Service Manual" for our Genset. The generator is the primary source of electricity for your RV in the absence of shore power, so it is very important that it works reliably. Onan generator overheating is one of the most frequent issues that users encounter. Jul 1, 2024 · I have an Onan 5500 in a 2005 Fleetwood Flair (specs are in the image at the bottom). 1- Service the brushes and slip rings as necessary. What that means is that the RPM level while starting was under 180 for at least 2 seconds. The information out there seems to indicate that there is no fault code 1 or that it is an indicator of high temp. If your Cummins Onan QG5500 gas generator is not producing power (flashing red light), running rough or surging, or shutting off with a Code 45 fault, this v Error 45 is s speed sense fault - which can be 3 different things. Sep 30, 2018 · So my RV generator is now flashing a 47 code. Dec 12, 2016 · I have a fault code on my Onan 10 kw generator. Restoring Fault Code Blinking – The fault code stops blinking after five minutes (15 minutes, Series HGJAA). Model #: 5. 33 and 44, which have not been assigned as fault codes. 5HGJAB-6755K cummins generator code 45 - Forest River Forums Feb 23, 2011 · Step 1. If it start it again, the engine will run (and sounds fine) but it must be in a fault mode because it will not power anything in the RV. Generator set with a sound shield shall not Feb 7, 2013 · So my Onan Grand Marquis 7000 just quit after about a minute running and gave me fault code 45. It's detected from the AC generator windings by the control board. Certified on Onan and Generac generators Code 45 is Speed Sense Fault. Read more. - 2 blinks indicates a low oil pressure fault. nothing else. Controller unable to sense quadrature frequency. thus if the fuel level is lower than 1/4 full the onan pick up tube will not be able to draw any fuel. I press "stop" and the specific code 45 flashes, meaning "Speed Sense Fault" (Controller unable to sense quadrature frequency). The PMS stands for Permanent Magnetic Alternator (which is a generator with diodes to change it AC). Generator will start but will not run. 2- replace controller. It shuts down to protect itself if it doesn't idle down quickly enough after removing a load. You may be surprised at the sources for this fault code as one is you need to change the oil. But first you mention a potential fuel issue. Gas-powered unit owners should check the Onan generator troubleshooting manual. It starts and runs for sometimes 20minutes or maybe 5 minutes. Since your gadget will shut down when you are using it, dealing with this may be pretty frustrating. 5HGJAB - Onan 55000 rv fault code 45 speed sensor Mar 10, 2016 · I have a 2008 Commercial 7000 EFI unit. One of the simplest and cheapest ways to avoid the fault code 14 is to exercise your generator. . - 3 blinks indicates a service fault. This code can be very difficult to troubleshoot without a special tool from Onan. Feb 23, 2021 · The generator won't stay running unless the brushes contact the generator's slip rings. ONAN GENSET ERROR CODE 41-- GENERATOR ROTOR FAULT. I have a 2013 Voltage toy hauler with a Cummins Onan RV QG 5500 EVAP gasoline generator, with 45 total hours. Oct 2, 2023 · Frequently Asked Questions about Onan Generator Fault Code 3 Flashes: How to Fix. I have a fault code 27 on my Onan 5500 gas genie. •Note: Fault Code Nos. Avoid interpreting them as second-level Fault Code Nos. If the Onan generator starts and then shuts down, there are several troubleshooting steps you can take to identify the issue. These numbers are printed on your Cummins Onan generator unit nameplate. Write them in below for easy reference. This is known as fault code 3 which in essence indicated that some two-digit fault code has caused the generator to stop, such as fault code 37. Can you help please. It can be due to either engine or generator problems. After the genset starts up, this light stays on continuously, indicating that the gen-set is running and that the starter has disconnected. When it shuts off and I check the code it comes up 47. Cummins Onan 20kw propane model 20GGMA-6111 Error code 45 shutdown? Yes, Used the generator every day for a week now, Jun 9, 2024 · Our Onan QD 7500 keeps giving us a code 33 fault code (Coolant overheating) after running about 45 minutes. the onan pickup tube is supposed to be at the 1/4 full (or so) level of motorhome tank. Customer: I have a Premier Gold 5500 gas onan with a fail code 45. Brushes ohm out at 30 and are getting 12 volts what do I check next Brushes ohm out at 30 and are getting 12 volts what do I check next Answered by Hank F. In this instance we find the primary cause of the issue causing Fault Code 45 - the speed sense fault - is an issue with the slip ring. Dec 13, 2015 · Recently my 12500 gen stopped kicked out code 45, manual says take to certified Onan dealer a lot of postings showed burnt out winding, l noticed that when repeated times trying to start it would run for a second or 2 then die at first l thought it was fuel but not, we did get it to run after a while for 30 mins with ac,s working great turned Jul 27, 2024 · With Onan RV generators that is an indication that the generator is not making electric power. Cummins onan rv generator qg 5500 will run for about 10 minutes, shut off with code 36 and will not restart, 5. Model No: Serial No: Since the 2008 model year, Cummins Onan RV generator models have had new model names, to more closely align them with the Cummins model descriptor standard. Pretty much everything I see on the interwebs is telling me ignition. WHere do I get the new sensor and where is it located on the generator. List Fault Codes for Onan Generators. Here is the full list of troubleshooting steps from the service manual: ===== STARTING FAULT—CODE NO. ) Check wiring and control panel connectors. Locate the primer button on the generator. No matter how often you use Jun 17, 2008 · Fault code 45 is Speed Sense. In this case, the fault code had eight Sep 26, 2019 · Onan 7500 Diesel Generator Fault Code 19: igotadog: Class A Motorhome Discussions: 8: 09-04-2019 02:45 PM: Cummins-Onan 7500 quiet diesel generator fault code 25: Bad Bolt: Class A Motorhome Discussions: 31: 01-03-2019 07:05 PM: Onan generator fault code 41: Southern OR: Sprinter Chassis Forum: 4: 02-18-2018 10:56 AM: Onan Fault Code: Fossilhog May 12, 2024 · How To Get Onan Generator Fault Code? To retrieve the fault code on an Onan generator, press the stop button once to make the two-digit fault code blink. Code 43- Processor Fault Code. in 20 hours 10 years ago Fault code 45. All this fault code is saying is that your controller is not sensing the quadrature frequency. It all started with a general service. Cummins Mechanic's Assistant: I understand that youre experiencing a fault code 45 for a speed sensor on your Onan Cummins 5500 generator in your RV, and our Expert will be able to assist you in locating and obtaining a new But, I’ll get to that in a moment, for now, let’s move to troubleshoot the cause of the fault code 12. generator set are solely responsible for its safe operation. replace a rotor or stator with faulty windings (the quadrature windings provide the speed sense signal. 3 and 4 are first level faults. Following is a list of the Cummins Onan Generator fault codes which include: >> Code 2: Low Oil Pressure >> Code 3: Service Check >> Code 4: Over Crank >> Code 12: Over Voltage >> Code 13: Under Voltage Whenever we service a generator fault we run full diagnostics to ensure proper identification of the issue at hand. please if What is Fault Code 36 on Onan Generator. New battery. So I looked up Code 27 and will try to post it here. Jul 29, 2019 · I have had the 36 code several times last year on a QD10 generator. It ran perfect for about 15+ days. New England Generator sold it and Matthews electric (Scott Matthews) installed it. Flashes code 45. 45(Controller unable to sense quadrature frequency what would be the likely cause and proper tes … read more Customer: An Onan Generator Model GSBB had Fault Code 45 (speed sense) a couple weeks ago and fault code 27 (voltage sense) today. When I try to start it, it starts up for a few seconds, then stops, and displays a code 41, which from the manual indicates: "GENERATOR ROTATOR FAULT - Controller unable to sense field or output voltage" Aug 17, 2020 · Just had the same thing. Just takes minutes to confirm if they are OK. I just replaced the control board after it stopped firing up. 5HGJAB-6755J Serial #: D120326173 The generator will start and immediately shut down. The coolant level is fine with new coolant. In troubleshooting your Onan 4000 generator, it’s crucial to methodically address potential issues. The unit shuts off immediately after start up. Code 27 is a: PMA Sense Lost Fault - Controller unable to sense PMA Frequency. 32 (The Controller could not detect cranking speed [quadrature zero crossings] for 12 seconds Aug 17, 2015 · Your welcome Don, 1- How many hours were on the generator when you starting having problems? I have 175 hours now started showing intermittent problems around 160 hours and around 165 hours was shutting down after 1-3 hours. It wound up being the pc board that runs the generator. Check the fuel supply and fill the gas tank as needed. restore the fault code (blinking status light). state and federal codes and regulations. It indicates that the frequency has dropped for 1 second. Today it stalled out with code 45 and does each time I restart. Having a reliable source of electricity when you are dry camping is a necessity, but when the generator is refusing to start it is important to get to the bottom of the problem and solve it. Your generator will be blinking in a certain pattern for 5 minutes before stopping, but you can easily retrieve the fault code. Dec 4, 2023 · Onan Generator Code 32: Decoding the Meaning and Exploring Fixes; Onan Generator Fault Code 33: Meaning & Fixes; Onan Generator Fault Code 3 Flashes: How to Fix; Do Solar Panels Emit Radiation? Exploring the Facts and Myths; How Do Solar Panels Work with Your Electric Bill? 5 Genius Ways to Hook Up Solar Panels & Maximize Energy Efficiency spec and serial number of your Cummins Onan RV generator. One other thing strange as it my seem is the fuel pump. It happend last year while temps were around 90°-95°. Code 45 - Speed Sense. Changed out the coolant sender, changed the belt, checked for air bubbles in the lines. CODE 41-CONTROLLER UNABLE to SENSE FIELD or OUTPUT VOLTAGE 2006 have I have a generator onan that gives me a Oct 9, 2019 · Code 36 may be a bit difficult to understand as it is used often by the control module. Customer: I have a onan cummins 5500 generator in my RV. Specialities include: Small Engine. 5 HGJAE-2135J it is not producing voltage and has a code 45 SPEED SENSE FAULT—CODE NO. This also acts as the start and stop button for the generator. First trip out in 95 degree weather the 5500 generator would run for a while then die. We hadn't used the generator lately as we are almost always plugged into shore I recently began getting Code 45 Jul 19, 2017 · I have an onan 5. Press stop Sep 9, 2019 · Again, you should not tackle this problem yourself but take your generator to your nearest certified Onan dealer. Some say it could be the magnito, some say brushes, some say This is the manual start button that also flashes with a fault code that you can use to compare to the owners manual. The first thing you need to do is to try and reset the controller. Aug 9, 2022 · I had a similar code 36 issue on my brand new 2020 Vista which I bought in July 2021. Onan generators have a simple, yet elegant way of displaying fault codes, the control switch is equipped with a signal light that blinks in a certain pattern depending on the code. Aug 3, 2020 · It looks like it is displaying fault code 1 which it continuously repeats. Electricity, fuel, exhaust, moving parts, and batteries present hazards which can result in severe personal injury or death. szicu dnauro ynmfq iiylu kzpqw mmwz gmsa znjdo suedp uikdrjf
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