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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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Message Closed w/FIX
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6 Replies Received
6 Replies Received
Related Documents & Media | 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 |
Video