02 is bad I'm guessing the auto parts sold you the O2 after they pulled the code... I hate that So if you want to fix first, first thing we have to understand is what parameters the PCM is looking for
...02 sensors are located on the front of the exhaust manifold. Should solve problem and increase gas mileage. Sound like this is definitly a M.A.F (mass airflow) that is at fault causing th system to ...
...but it read as bank 1 reading lean... that was last night. tonight is when the surging started... Any ideas? code p0171 means right fuel trim is lean the 02 sensor or map sensor can be at fault ...
...; codes p0171,p0401 ,p0452,p0131 p0171-System Adaptive Fuel Too Lean p0401-EGR p0452-EVAP Fuel Tank Pressure Sensor Low Input p0131-Upstream Heated 02 Sensor Circuit Hope That Helps. Fixed it ...
Question about Cars & Trucks
...02 sensors stil getting 0171 code says lean on bank 1 cannot find vacuum leak stutters and loss of power don't know what to do next Replace the vacuum hoses. Definition of Diagnostic Trouble Code ...
Question about Cars & Trucks
P0171 and P0174 codes for my 02 Explorer. Changed the PCV valve because Auto zone said so but still my light won't go off. What do you think is likely the problem? P0171 & P0174 Lean condition . A
...Lean (Bank 2) fuel trim is system to modify injector pulse if system go lean it will go rich when the system is too much lean and is max.rich it code look for 02 sensor bank 1 and 2 data hope it ...
...code that indicated your engine is running lean. To much air is getting past the MAF and when the 02 sensors see this the PCM is raising the fuel trims to compensate for the extra airflow. What this ...
...code. I have been informed to change the o2 sensor but i dont believe this will fix the issue...any suggestions DO NOT JUST REPLACE 02 YOUNEED TO SEE WHAT FUEL PSI ARE AND MAKE SURE NO VACUM LEAKS IT ...
x type fault code P0171. car some times jerks as excelerating system to lean ( bank 1 ) p0171, its either a bad 02 sensor or a vacuum leak! if no luck, check and clean maf sensor ( manifold air flow )
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