ENGINE BACKFIRES
POSSIBLE CAUSE
SOLUTION
Out of fuel
Refuel
Weak spark from spark plug
Inspect, clean and/or replace spark
plugs
Incorrect spark plug gap or heat
range
Set gap to specs or replace plugs
Old or non-recommended fuel
Replace with fresh recommended
fuel
Incorrectly installed spark plug wires
Your POLARIS dealer or other
qualified person can assist.
Incorrect ignition timing
Your POLARIS dealer or other
qualified person can assist.
Loose ignition connections
Check all connections and tighten
Water present in fuel
Replace with fresh recommended
fuel
Exhaust leak
Check all connections
Mechanical failure
Your POLARIS dealer or other
qualified person can assist.
ENGINE PINGS OR KNOCKS
POSSIBLE CAUSE
SOLUTION
Poor quality or low octane fuel
Replace with recommended fuel
Incorrect ignition timing
Your POLARIS dealer or other
qualified person can assist.
Incorrect spark plug gap or heat
range
Set gap to specs or replace plugs
198
Summary of Contents for RZR XP 4 TURBO S VELOCITY 2019
Page 3: ...2019 RZR Owner s Manual XP Turbo S XP 4 Turbo S XP Turbo S Velocity XP 4 Turbo S Velocity ...
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Page 190: ...q Rear Tie Down w Front Tow Loop Tie Down 188 MAINTENANCE ...
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