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	 2013 Mercedes-Benz CLS550 4.7L Poor Idle Quality, Misfire 
		
		Hi All, car has misfire bank one, replaced coils , plugs and O2 sensors bank one, no change. Checked upstream lambda and scanner shows bank 2 off, injectors 12&4 are in high positive range in smoothness test. sometimes misfire switches from 2 to cylinder 3... 
                        
                            FIX posted 5/10/2023
                             
                 
                            
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| VIN | [No VIN Available] | 
| Engine | 4.7 L / 8 cyl / GAS | 
| Trans | 7-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, Misfire | 
| Occurs | Always | 
Trouble Codes
| P0301 | Cylinder 1 Misfire Detected | 
| P0302 | Cylinder 2 Misfire Detected | 
| P0304 | Cylinder 4 Misfire Detected | 
Message Closed w/FIX
            
            
 Vehicle Data
                2013 Mercedes-Benz CLS550
| VIN | [No VIN Available] | 
| Engine | 4.7 L / 8 cyl / GAS | 
| Trans | 7-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, Misfire | 
| Occurs | Always | 
Trouble Codes
| P0301 | Cylinder 1 Misfire Detected | 
| P0302 | Cylinder 2 Misfire Detected | 
| P0304 | Cylinder 4 Misfire Detected | 
                            
6 Replies Received
          6 Replies Received
          
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