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  |