1999 Ford Taurus "running rich" Questions

running rich I have 2 codes and my car is trying to stall. one code is bank 1 running rich and the other is bank 2 running rich. can anyone help? Please!!!! it sounds like the O2 sensors need replaced

...I can't find anywhere what is means? P0172 Fuel System Too Rich. Usually Mass Air Flow Sensor. Thats a common code for the engine running too rich. a qualified repair shop will need to diagnose it.

...running too rich or not. If it is, the check engine light should be on for O2 sensor codes. check engine light out make sure PCM fuse not blowed code scan make sure PCM not faulty if so engine will ...

runs rich fresh engine from ford, but failed emission test. problem is getting worse the more it runs. could it be the o2 sensor? Bad fuel pressure regulator.

runs rich fresh ford engine but failed emissions test,excessive hydro carbons & getting worse as it runs. could the O2 sensors be fouled to the point that the computer isn't getting proper data? ...

What do it means car running rich Stall with air running it means it is getting to much fuel

...and no gas mileage."HELP" Car runs good but sluggish and then black smoke. IT IS RUNNING TO RICH.I DON'T KNOW WHAT KIND OF CAR IT IS.FIRST CHECK FOR CODES.IT IS PROBERLY AN O2 SENSOR OR MMAF

...running rich not missing white smoke water comming out tail pipe water level staning same different things could possibly cause these problems, you could have a blown head gasket, causing the white ...

idles really rough, but seems to have no problem in accelleration. Fuel pump doesnt stop after five or seconds, like normal. seems like engine is takin in to much fuel really rich Run a code scan. ...

I have 3 codes. P0172, p0316 and p0316. It is misfiring under 1000 rpm. after 1000 rpm it runs great p0172 Basically this means that an oxygen sensor in bank 1 detected a rich condition p0316 ...