 
				
	| 2012 Ford Expedition Limited 5.4L Excessive Pinging Ok here's a good one. My customer came in the other day and said his engine was pinging really bad under load. I scanned the PCM and found no codes and all the data looks good. He said after replacing the coils is was a little better. We checked for vacuum... 
                        
                            Summary posted 9/17/2021
                               
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 | Message Closed w/Summary 
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| VIN | 1FMJU2A59C | 
| Engine | 5.4 L / 8 cyl / FLEX | 
| Trans | 6-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / Muti port fuel injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | Excessive Pinging | 
| Occurs | Always, Under Load | 
Message Closed w/Summary
            
             Vehicle Data
 Vehicle Data
                2012 Ford Expedition Limited
| VIN | 1FMJU2A59C | 
| Engine | 5.4 L / 8 cyl / FLEX | 
| Trans | 6-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / Muti port fuel injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | Excessive Pinging | 
| Occurs | Always, Under Load | 
 20 Replies Received
20 Replies Received
 20 Replies Received
          20 Replies Received
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