Arctic Cat ATVs - Recent Questions, Troubleshooting & Support
2011 arctic cat 550 efi hard to start once started will idle but spits sputters when you push throttle
Based on the information you have provided, there are a few possible causes for the issues with your 2011 Arctic Cat 550 EFI. Here are some suggestions for troubleshooting:
Check the fuel injectors: If the fuel injectors are clogged or dirty, it can cause issues with starting and idling. You may need to clean or replace the fuel injectors.
Check the fuel pressure regulator: If the fuel pressure regulator is not functioning properly, it can cause issues with fuel delivery to the engine. You may need to replace the fuel pressure regulator.
Check the air intake and filter: If the air intake or filter is dirty or clogged, it can cause issues with fuel delivery and combustion. You may need to clean or replace the air filter.
Check the throttle body: If the throttle body is dirty or clogged, it can cause issues with fuel delivery and combustion. You may need to clean the throttle body.
Check the ignition system: If the ignition system is faulty, it can cause issues with starting and idling. You may need to replace the spark plugs or coil.
Check the battery: If the battery is weak or not providing sufficient power, it can cause issues with starting and idling. You may need to replace the battery.
It's important to note that these are just suggestions based on the information you have provided..
EFI
This is a fuel injestor fault. Mine did this after sitting in the garage for a while and the battery went dead. Changed the battery and the code went away and bike ran fine, however with yours, if the battery is good, you got an injector failure If you need further help, reach me via phone at
https://www.6ya.com/expert/allen_b068623c5003aa4b
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