P0174 Diagnostic Trouble Code Discussion for February 2005
Fuel System Lean (Bank 2)
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| Help Request | Posted | |
| 1997 Ford Explorer XL 4.0L Cuts out, MIL Lamp on, lack of power wot VIN: 1FMDU32X6V P0174: bank2 lean. ... ford. We have replaced the evap solenoid and hoses. Still get code p0446 (next day). the alldata says use the dreaded breakout box.and test wiring to and from ecm. We have 12v to solenoid. we found bulletin for copde p0446, that does not have my specific c... |
February 01, 2005 | |
| 1997 Ford Explorer XL 4.0L Cuts out, MIL Lamp on, lack of power wot VIN: 1FMDU32X6V P0174: bank2 lean. ... ford. We have replaced the evap solenoid and hoses. Still get code p0446 (next day). the alldata says use the dreaded breakout box.and test wiring to and from ecm. We have 12v to solenoid. we found bulletin for copde p0446, that does not have my specific c... |
February 02, 2005 | |
| 1998 Ford Explorer Eddie Bauer 4.0L Poor Idle Quality, Surge, Stall, MIL Lamp on VIN: 1FMZU34E3W P0174: bank 2 lean. Hey Ford Techs, Truck came in with check engine light on (codes for lean banks 1 & 2 ). Also on cold starts rough idle and surges up and down, sometimes may die. It needed a tune up( plugs worn and air filter dirty ). I found dirty fuel filter with a small... |
February 02, 2005 | |
| 1996 Mercury Cougar XR-7 4.6L MIL Lamp on VIN: 1MELM62W8T P0174: system too lean bank 2. ... Also P0171 & P0174-lean codes. and one P0156 description is HO. Cleared codes and test drove, all 02 sensor codes came back on. Checked all sensor connect... |
February 04, 2005 | |
| 1999 Mercury Cougar 2.5L MIL Lamp on VIN: 1ZWFT61LXX P0174: Lean Bank 2. Just helping out another tech in the shop with this car. Appears to have a vacuum leak under the plenum or thereabouts. We use a pressurized smoke machine to force smoke in to the intake manifold. Getting trace amounts of smoke from underneath the plenum. My q... |
February 08, 2005 | |
| 2000 Ford Contour SE 2.5L Stall VIN: 1FAFP66L3Y P0174: System too lean bank 2. I have a new updated OEM pump module which requires the removal and discarding of a lower pump locating/retaining ring before installation of the new assembly. There is a special tool #310-133 designed to cut the 4 retaining tabs. My Ford parts man says @10 da... |
February 15, 2005 | |
| 1999 Land Rover Range Rover HSE 4.6L MIL Lamp on VIN: SALPV1445X P0174: bank 2 lean. We have this RR here with lean codes and the LTFT for both banks in excess of +20%. We smoked the intake and found no vacuum leaks. When we checked MAF with a lab scope on a snap throttle test it started at 1.55v idle and snapped to only 3.41v max. This seems ... |
February 15, 2005 | |
| 1999 Ford Windstar SE 3.8L MIL Lamp on VIN: 2FMZA524OX P0174: lean. checked "tsb" found 1 on this. it said to change left valve cover,intake gaskets and flash the pcm. i was wondering if anyone has run across the same problem and tried this fix??if so,was it sucessful??? any help would be appreciated! |
February 16, 2005 | |
| 2000 Nissan Maxima SE 3.0L MIL Lamp on VIN: JNICA31AXY P0174: Fuel Trim Lean (Bank 2). hy guys this car is a nieghbor of mine he is complaining the engine light comes on, i scan the computer and found lean fuel on both banks, i hear a vaccum sound coming from the intake manifold, but it is plastic so i do not no if this is a normal noise, check ... |
February 21, 2005 | |
| 2001 GMC Sierra 1500 SL 5.3L MIL Lamp on VIN: 1GTEK19T01 P0174: Fuel Trim System Lean (Bank 2). ... sometimes, usually cold but sometimes at cruise miss loose power, not pull. After 1-5 minutes would clear up, run fine, maybe rest of day or ok for 3-4 days. Well back today, lean bank codes p0174, p0171, but no misfire history n... |
February 22, 2005 | |
| 1998 Mercury Sable LS 3.0L MIL Lamp on VIN: 1MEFM55S4W P0174: System too lean bank2. ... 3.0 liter Duratec “S" engine. There has not been an engine performance complaint by the customer, but the check engine light keeps on resetting, storing a P0171 (system too lean bank 1), and a P0174 (system too lean bank ... |
February 24, 2005 | |
| 1996 Lincoln Continental Anniversary 4.6L MIL Lamp on VIN: 1LNLM97V8T P0174: System too Lean Bank 2. This vehicle has got me stumped badly. At idle fuel trims are pretty close to 0. They hang around +4 to +7%, at partial throttle, medium load, the fuel trims max out at 25%, at WOT the car pulls fine and HO2S voltage stays above .9V. Partial throttle is where ... |
February 25, 2005 | |
| 1996 Ford F-150 Eddie Bauer 5.8L MIL Lamp on VIN: 1FTEF14HXT P0174: system lean. fuel pressure reads 36psi, up to 43 with reg. vac. discon. sure could use some help, thanks in advance. |
February 28, 2005 |
