P0173 Diagnostic Trouble Code Discussion for January 2004
Fuel Trim Lean Or Rich (Bank 2)
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| Help Request | Posted | |
| 1998 Mercedes-Benz E320 3.2L MIL Lamp on VIN: WDBJF65FXW P0173: adapyive fuel mixture. I have cleared code twice. Light will come on and go off at will. I replaced both upstream 02 sensors. It did not help. Can anybody point me in the right direction. One time had a code of cat not working efficiently. Thanks for any help. |
January 22, 2004 | |
| 1996 Audi A4 2.8L MIL Lamp on VIN: WAUEA88D9T P0173: Bank 2 fuel trim error. Hi everyone. This is a lazy-man post. This vehicle was dropped off today as a "fix it when you get to it" repair, and well we've gotten to it late Friday. Complaint is check engine light on, runs fine most of the time, but occasionally is difficult to ... |
January 23, 2004 |
