...code are PO171 & PO174 .How to fix the problem? You should be replacing all upstream oxygen sensors, the ones at the inlet or pipe before the converter,on all your vehicles at 100,000 miles Go to ...
auto parts store and used their error code reader . came up with code po171 bank one system too lean as a issue. have erased this error code as recommended by the folks at advanced auto . wait too see
...po171 po172 po174 po175. i have checked for vacum leaks (none) replaced maf (auto zone) not sure if it isn't a defect. next is to check the fuel pressure but not sure what is a exceptable psi range? ...
repair for auto code PO171 what is repair for error code on 1998 mazda? P0171 System too Lean (Bank 1) 02 sensor.
error code on 1994 Ford Thunderbird 4.6 auto with air PO133 PO156 P1407 PO174 PO171---engine check light is on these codes is what are displaying can yopu help me?? EGR has no flow
Code PO174- Lean mix of Bank 2. Most of the time a P0171 and P0174 is caused by either a vacuum leak--more than likely the PCV hose and valve or a dirty or defective Mass Airflow (MAF)sensor. Low fuel
...the battery negative for 5 minutes, I do not recommend this as it can cause other problems due to lost stored programming. Many auto parts stores have code reader and will clear the code for ...
...auto parts store can get things back without any repair at all. I sprayed one sensors harness with electronic cleaner and my code went away because oil and dirt from my smoky engine was blocking the ...
...unit scanned for a error code, most large auto parts stores will do this for free in hopes that if you need a part to fix that you will buy it from them, read the code and see what it means PO171
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