Content Source: 2020 PRO XD Diesel Owner’s Manual (9930999 R01) > Troubleshooting Chapter

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 CONTENTS 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 Runs Irregularly, Stalls or Misfires

Possible Cause Solution

Poor fuel quality or incorrect fuel

Replace with recommended fuel

Low fuel level

Refuel

Clogged fuel filter

Replace

Clogged air filter

Replace

Loose ignition connections

Check all connections and tighten

Water present in fuel

Replace with new fuel

Kinked or plugged fuel tank vent line

Inspect and replace

Other mechanical failure

Your dealer can assist


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