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2008 Mercedes-Benz S550 5.5L Poor Idle Quality
The engine has an uneven idle - not a clear miss. P0015 was pending after a 15 min test drive, but everything else was clear or had not set. Can a cam retard issue on both bank 1 cams cause an idle problem? The car has good accelleration.
FIX posted 8/16/2018
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Message Closed w/FIX
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6 Replies Received
6 Replies Received
Related Documents & Media | VIN | WDDNG71X18 |
| Engine | 5.5 L / 8 cyl / GAS |
| Trans | 7-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality |
| Occurs | Always |
Trouble Codes
| P0012 | Intake Camshaft Position System Performance - Retarded |
| P0015 | Camshaft Position 'B' Over-Retarded (Bank 1) |
| P0301 | Cylinder 1 Misfire Detected |
| P0455 | EVAP System Very Large Leak Detected |
Message Closed w/FIX
Vehicle Data
2008 Mercedes-Benz S550
| VIN | WDDNG71X18 |
| Engine | 5.5 L / 8 cyl / GAS |
| Trans | 7-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality |
| Occurs | Always |
Trouble Codes
| P0012 | Intake Camshaft Position System Performance - Retarded |
| P0015 | Camshaft Position 'B' Over-Retarded (Bank 1) |
| P0301 | Cylinder 1 Misfire Detected |
| P0455 | EVAP System Very Large Leak Detected |
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