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P0173 Diagnostic Trouble Code Discussion for November 2006

Fuel Trim Lean Or Rich (Bank 2)


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Trouble Ticket Help Requests for DTC P0173
Help Request Posted
1996 BMW 740iL 4.4L MIL Lamp on VIN: WBAGJ832TD
P0173: fuel trim bank 2. Not sure where to go on this one. Another teck is looking at this car. Got this BMW in and we got a couple of codes(check up top). O2's move pretty good. Car seems to run fine, just MIL on. Checked for vacuum leaks, but can't find any. Checked the waveform for...
November 07, 2006
1996 BMW 740iL 4.4L MIL Lamp on VIN: WBAGJ832TD
P0173: fuel trim bank 2. Not sure where to go on this one. Another teck is looking at this car. Got this BMW in and we got a couple of codes(check up top). O2's move pretty good. Car seems to run fine, just MIL on. Checked for vacuum leaks, but can't find any. Checked the waveform for...
November 07, 2006