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Abigail ScottAug 4, 2025
What to do if my Polaris Outlaw 450 MXR LE engine runs irregularly, stalls, or misfires?
- MmtuckerAug 4, 2025
If your Polaris Offroad Vehicle engine is running irregularly, stalling, or misfiring, start by checking the spark plug for fouling or defects; inspect, clean, and/or replace it if necessary. Water in the fuel can also cause these issues, so replace the fuel with new fuel. Ensure your battery voltage isn't low by recharging the battery to 12.8 VDC or replacing it. Inspect the fuel vent line for kinks or blockages and replace if needed. Finally, old or non-recommended fuel can lead to these problems, so replace it with the recommended fuel.