Questions & Answers for: plymouth po171 code

...code read PO171 system lean bank I don't have a clue as to what that means. hi it means you have a lean fuel/air ratio on the cylinders on that side of your engine look for air leaks [hoses gaskets ...

...code po171 PO171 is fuel system lean, bank 1. If you haven't changed fuel filter, I would start there. It should be in line back by tank. Follow line from tank. If you have fuel pressure tested ...

getting a p0171 code on van however no bank locations? a po171 is system too lean, on bank one. that is the side of the engine that #1 cyl is on

...Code PO171 I have a 1996 2.0 SOHC, I get a constant PO171 code. Everything has been changed, including the engine and I still get the code!! I even changed the oil pressure sensor and cleaned the ...