P0173 Diagnostic Trouble Code Discussion for January 2011
Fuel Trim Lean Or Rich (Bank 2)
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| Help Request | Posted | |
| 2001 Mercedes-Benz E430 4.3L MIL Lamp on VIN: WDBJF70J91 P0173: fuel trim b2. ... here. car came in with the check engine light on. pulled a p0170- fuel trim b1. FTs were at +25%. smoked intake and found no leaks. i replaced the maf with a bosch unit as i have fixed many of these cars this way in the past. test drove car and FTs slowly ... |
January 13, 2011 |
