Polaris rzr code 520344 17. None are difficult to troubleshoot.
- Polaris rzr code 520344 17. Click the link above for the Table Of Contents, or download a full PDF of the Owner Manual in the Owner Support area of Polaris. It felt like it was running at half power or on one cylinder. SPN 520344 FMI 17 indicates Adaptive Fuel Correction Too Lean. . Service Manual for testing the O2 sensor. From everything I read on the internet, a faulty fuel pump (or clogged fuel filter) was the most likely cause with the O2 sensor being a distant second followed by an intake/exhaust leak. Mileage was 3725 at the time it occurred. Welcome. Write your reply Aug 17, 2024 · I have a 2021 Sportsman 570 EFI that has had the 520344-17 code on since earlier this year. Apr 21, 2023 · Doing a Google search for Polaris General diagnostic code 520344 I find issues : faulty O2 sensor, plugged spark arrestor, exhaust leak, intake leak. This code occurs when the ECU has reached its maximum limit for adjusting the closed-loop fuel trims. PM sent. Most times these codes get thrown from damaged wiring or unseated plugs. Being that it's EFI there's no easy way to check the fuel pressure without modifying the fuel line runs straight from the pump to the injector. It runs, but sometimes it acts like it starving for fuel. None are difficult to troubleshoot. Feb 3, 2019 · Our 2016 XP41K threw the exact same code last summer. If you installed a charge tube and got this code immediately after starting the machine, you likely have a bad wire to the sensor. com. Always follow the warnings and instructions in Owner's Manual. Fortunately it did not leave us stranded out in the forest and we we're able to make an easy recovery and drive it on the trailer. Nov 4, 2023 · My RZR initially threw the 520344-17 code with about 75 hours on the engine. zccfcp ehfdh gvvovj omb alarke oguyk fjzpu fhj qbcb rtfhvlfe