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1998 Mercedes-Benz ML320 3.2L MIL Lamp on
I have a mercedes that is setting fuel trim codes p0170 and p0173. O2 sensor readings look normal and can't find any vac or intake leaks. Customer was told by dealer they needed a 800.00 mass air flow sensor but I haven't been able to verify this diagnosis. Ha...
FIX posted 12/5/2004
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Message Closed w/FIX
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Related Documents & Media | VIN | 4JGAB54E4W |
| Engine | 3.2 L / 6 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0170 | Fuel Trim Too Rich Or Too Lean |
| P0173 | Fuel Trim Lean Or Rich (Bank 2) |
Message Closed w/FIX
Vehicle Data
1998 Mercedes-Benz ML320
| VIN | 4JGAB54E4W |
| Engine | 3.2 L / 6 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0170 | Fuel Trim Too Rich Or Too Lean |
| P0173 | Fuel Trim Lean Or Rich (Bank 2) |
Video