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IMPORTANT

The Owner's Manual for this vehicle contains warnings, instructions and other information you must read and fully understand before safely riding or performing maintenance on this vehicle. Always follow the warnings and instructions in Owner's Manual.

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.com.

Engine Backfires

Possible Cause Solution
Weak spark from spark plug Inspect, clean and/or replace spark plug.
Incorrect spark plug gap or heat range Set gap to specs or replace plug.
Old or non-recommended fuel Replace with fresh recommended fuel.
Incorrectly installed spark plug wires See your POLARIS dealer or other qualified person
Mechanical failure See your POLARIS dealer or other qualified person
Loose ignition connections Check all connections and tighten.
Water present in fuel Replace with fresh recommended fuel.
Exhaust system leak See your POLARIS dealer or other qualified person