 
				
	| 2009 Subaru Impreza Outback Sport 2.5L Misfire, misfires over 4500rp Thank you in advance for any help that you folks can give. We have a weird one. This 2009 Subaru Imprezza 2.5 liter 4cyl with just under 100k miles normally aspirated engine throws misfire codes for cylinders 3 and 4 when the motor gets over 4500rpm while ... 
                        
                            FIX posted 2/23/2018
                               
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 | Message Closed w/FIX 
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| VIN | JF1GH63689 | 
| Engine | 2.5 L / 4 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | Misfire, Misfires Over 4500Rp | 
| Occurs | On Accel, Over 4500Rpm | 
Trouble Codes
| P0303 | Cylinder 3 Misfire Detected | 
| P0304 | Cylinder 4 Misfire Detected | 
Message Closed w/FIX
            
             Vehicle Data
 Vehicle Data
                2009 Subaru Impreza Outback Sport
| VIN | JF1GH63689 | 
| Engine | 2.5 L / 4 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | Misfire, Misfires Over 4500Rp | 
| Occurs | On Accel, Over 4500Rpm | 
Trouble Codes
| P0303 | Cylinder 3 Misfire Detected | 
| P0304 | Cylinder 4 Misfire Detected | 
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