P0174 System Too Lean (Bank 2) Technical Description System Too Lean (Bank 2) What does that mean? This diagnostic trouble code (DTC) is a generic powertrain code, which means that …

Nov 4, 2018 · Re: 02 expedition 5.4 po171 po174 by Mode01 » Sun Nov 04, 2018 11:49 pm It sounds like a vacuum leak somewhere but not for sure. Getting the intake smoke tested is the …

Jun 28, 2012 · Re: chevy silverado 4.3l with po171 and po174 by randyr8845 » Fri Jun 29, 2012 3:57 am I have done a fair amount of reading on the symptoms and see they are very general …

Mar 18, 2008 · PO171/PO174 4.2 01 F150 by Kevin F » Tue Mar 18, 2008 1:10 am After having this problem myself. I replaced my intake o-rings on the lower plastic part of the intake …

Feb 3, 2018 · Jaguar DTC P0171/P0174/2097 by jpmc86 » Sat Feb 03, 2018 2:54 pm Hello all, I need help with troubleshooting what started out as po171/po174. I followed a fault isolation …

Mar 9, 2012 · Lexus RX300 PO171, PO174 by stargo » Tue Feb 14, 2012 6:37 am Hello Folks, At 156K miles I got PO171, PO174 and Lexus code P1130 (bad air fuel sensor) I replaced the …

Jul 8, 2008 · It happened again yesterday , ran codes this morn and they came up as po137, po157, po171, po174, po440 and po449.Should any of these cause engine to die and not start?

Oct 21, 2008 · 2003 Ford Expedition PO171 PO174 P2197 P2195 by Joe fix-it » Tue Oct 21, 2008 11:48 pm Yesterday my Expeditions Check engine light came on. It runs rough and …

Aug 17, 2015 · 2004 Dodge Dakota codes PO171 PO174 by stihlntime » Mon Aug 17, 2015 3:24 pm I recently run this new to me 2004 Dakota 4.7 out of fuel. A week later vehicle will start run …

Feb 6, 2012 · Hi, I have a 1999 mazda b4000 2wd. I recently scanned. I have two code errors p0174 (system running lean in bank 2) & p0304 (Cylinder 4 misfire) Does anyone know the …