P0174 Diagnostic Trouble Code Discussion for November 2005
Fuel System Lean (Bank 2)
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| Help Request | Posted | |
| 1998 Ford Expedition Eddie Bauer 5.4L MIL Lamp on VIN: 1FMFU18L6W P0174: o2 bank 2 lean. hi, got a 1998 ford expedition which came in with a po 171 code first, replaced r/side o2. 1 week later got both codes saying both banks lean. did a fuel pressure test and readings are fine at 34 psi with a 2 psi drop after 5 minutes. replaced the filter. rem... |
November 01, 2005 | |
| 1999 Ford Windstar SEL 3.8L MIL Lamp on VIN: 2FMDA5346X P0174: lean exhaust bank 2. hi everyone i need some help here vehicle came to me with no drivability concerns other than mil illumination.scanned vehicle and found these two codes all pids look normal to me except ofcourse ltft on both banks.i read on alldata about vacuum lines being con... |
November 01, 2005 | |
| 1997 Lincoln Continental Spinmaker Edition 4.6L MIL Lamp on VIN: 1LNLM9YV5V P0174: system lean bank 2. This code will reset after aprox. 10 miles of driving. There are no driveability concerns felt. Seems normal. I carb sprayed outer top edges of upper plenum, ok. Inner areas of gaskets for plenum and one time only did I get a rpm change. This was near the 5&am... |
November 03, 2005 | |
| 1999 Ford Expedition Eddie Bauer 5.4L MIL Lamp on VIN: 1FMRU17L1X P0174: bank 2 lean. LTFT on both banks remain at 25% all the time. STFT at 3%-6% This occurs at idle or cruise. All other data appears normal. No vacuum leaks found. O2 sensors appear to be operating normal. |
November 07, 2005 | |
| 1999 Ford F-150 4.2L No Start VIN: 1FTZ1726XK P0174: system lean bank 2. Hello everyone I have this ford pickup that would not start this morning, When it did not start the theft light was flashing real fast when I was cranking it over and would not start. The next time i tried to start it the the theft light stayed on normal and i... |
November 11, 2005 | |
| 2000 Ford Windstar LX 3.8L MIL Lamp on VIN: 2FMDA5143Y P0174: system too lean bank 2. Dealing with an intermittent mil light, followed an all data tsb which asks to have the pcm reprogramed with latest calibration = done, inspect the vacuum line from the intake to the fuel psi regulator = ok, inspect LH valve cover for updated cover = ok, last ... |
November 14, 2005 | |
| 2003 Chevrolet Suburban 1500 LT 5.3L MIL Lamp on VIN: 1GNFK16Z63 P0174: Fuel Trim System Lean (Bank 2). vehicle is flex fuel. the only fuel pressure spec that i can find is for koeo. 55-60psi.fuel pressure when running is 44psi at rail. if pressure is taken at outlet of filter before alchol sensor pressure is 54psi. inlet and outlet of alchol sensor are differen... |
November 16, 2005 | |
| 2000 Ford Windstar LX 3.8L Check engine light VIN: 2FMZA5141Y P0174: testing and results. ... only one code, but sometimes there is two. The P0171, and P0174 codes are both related to lean fuel condition. I have checked and clean the EGR passages, replaced the intake gasket, installed OEM-PCV valve, cleaned the ma... |
November 23, 2005 | |
| 2000 Ford F-150 5.4L Excessive Emissions, Misfire, Poor Fuel Economy VIN: 1FTRX173YN P0174: system too lean b2. vehicle was towed to shop, no start. have 40psi fuel pressure, does not drop except over long period of time. have spark and also injector pulse. removed plugs, were completely saturated with fuel. replaced plugs, vehicle did start but running excessively rich... |
November 25, 2005 | |
| 1999 Ford Explorer Eddie Bauer 4.0L Poor Fuel Economy, MIL Lamp on VIN: 1FMZU34EZX have had this thing in 3xs,same complaint cel,poor fuel milage and idle surches cold(idles from 1500 down to 500 rpms when first started in the am (outside temp 30ish degrees).after 45 to 60 seconds idles @ 12OOISH.HAVE CHECKED FOR VACCUM LEAKS @EVERY VISIT NO... |
November 26, 2005 | |
| 1999 Ford Windstar SEL 3.8L MIL Lamp on VIN: 2FMDA5341X P0174: bank 2 lean condition. This car was directed to me by Down The Street Motors. The car was in for it's state inspection and failed for the codes listed above. PO171 and PO174. Both banks 1 and 2 are at the lean limit. I hear a vacuume leak coming from the intake maniflod gasket but I... |
November 28, 2005 | |
| 1999 Ford Explorer Eddie Bauer 4.0L Poor Fuel Economy, MIL Lamp on VIN: 1FMZU34EZX have had this thing in 3xs,same complaint cel,poor fuel milage and idle surches cold(idles from 1500 down to 500 rpms when first started in the am (outside temp 30ish degrees).after 45 to 60 seconds idles @ 12OOISH.HAVE CHECKED FOR VACCUM LEAKS @EVERY VISIT NO... |
November 29, 2005 | |
| 2002 Ford E-150 Econoline 4.2L MIL Lamp on VIN: 1FTRE14212 P0174: System Too Lean Bank 2. Hello All I have ran into two of these vans in the last two days with high mileage and same codes. Both vans have NO drivibility problems associated with these codes other than a check engine light on. Both vehicles have had new MAFs, both front O2 sensors, an... |
November 30, 2005 |
