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2007 Mercedes-Benz C350 4Matic 3.5L MIL Lamp on
Car came in with codes po172 p0175. I replaced maf sensor drove and same codes came back. Fuel pressure is good. I don't think o2 sensors are bad since its both banks. also if i induce a vacuum leak o2 sensor react to it. Thanks for your help
FIX posted 8/6/2012
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Message Closed w/FIX
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Related Documents & Media | VIN | WDBRF87H87 |
| Engine | 3.5 L / 6 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
| P0175 | Fuel System Too Lean (Bank 2) |
Message Closed w/FIX
Vehicle Data
2007 Mercedes-Benz C350 4Matic
| VIN | WDBRF87H87 |
| Engine | 3.5 L / 6 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
| P0175 | Fuel System Too Lean (Bank 2) |
Video