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P0174 Diagnostic Trouble Code Discussion for December 2005

Fuel System Lean (Bank 2)


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Trouble Ticket Help Requests for DTC P0174
Help Request Posted
2000 Ford E-250 Econoline 4.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTNE2422Y
P0174: system lean bank 2. van came in with lean codes, cyl #3 missfire code. fuel,ignition,vaccum,compression, injector #3 scope pattern perfect. famous egr problem not the fix. installed factory parts plugs coil pack ig. wires!! still missfire#3 at idle under load any holiday, santa i...
December 01, 2005
2001 Ford Windstar LX 3.8L MIL Lamp on VIN: 2FMZA51401
P0174: bank 2 lean. hello all. We are an import shop,but this is the managers father-in-law. I am limited on the info I can get.I am using older knowledge on this one. This is driving me crazy. It takes a couple of days to set the codes.I have checked for vaccuum leaks with carb...
December 01, 2005
1999 Ford Windstar LX 3.8L MIL Lamp on VIN: 2FMZA5141X
P0174: system lean bank 1. ... can help me. I am diagnosing this windstar for another shop. Initially the van came in with a code po174 p0175 . I searched the archives and most said to replace intake gaskets , plenum gaskets and isolator bolts. This was done. I also checked the MAF for...
December 06, 2005
1998 Mercury Mountaineer 4.0L Poor Idle Quality, Cuts out, Stall, Poor Fuel Economy, MIL Lamp on VIN: 4M2ZU54E4W
P0174: system too lean B2. ... hit in the D/S front then it was fixed and it was running bad and not wanting to idle the body shop replaced the spark plugs and wires. I then got the truck it had mis fire code for every cylinder and the Po171 and P0174,...
December 06, 2005
1997 Ford Ranger XLT 4.0L Stall, MIL Lamp on VIN: 1FTDR15X0V
P0174: lean bank 2. Vehicle stalls very intermitantly. I know the vac leak can and will cause the stalling issue. My concern is that while looking at the PID data on the NGS the CSE GND PID shows 2.38 volts or so, varies by only a few hundredths of a volt. I have checked for volt...
December 09, 2005
2000 Ford Windstar LX 3.8L Poor Idle Quality, Hesitation, Surge, MIL Lamp on VIN: 2FMZA514XY
P0174: bank 2 too lean. This van has PO 171 bank 1 too lean and a PO174 bank 2 too lean codes, and the idle flucuates up and down on cold starts and if you try to accelerate too quickly it will hesitate and sometimes stall. It seems to me like there was a problem with intake gaskets ...
December 13, 2005
2002 Ford F-150 XL 4.2L MIL Lamp on VIN: 2FTRX17292
P0174: lean condition. vehicle has come in twice in two weeks with lean code. condition very intermitant. we are unable to verify,only by code. freeze frame data shows bank 2 at 12% when code set.road tested yesterday long term fuel trim stayed at 3% and oxygen sensors would switch ...
December 13, 2005
1999 Ford Windstar LX 3.8L MIL Lamp on VIN: 2FMZA5141X
P0174: system lean bank 1. ... can help me. I am diagnosing this windstar for another shop. Initially the van came in with a code po174 p0175 . I searched the archives and most said to replace intake gaskets , plenum gaskets and isolator bolts. This was done. I also checked the MAF for...
December 14, 2005
2002 Ford F-150 XL 4.2L MIL Lamp on VIN: 3FTRF17222
vehicle came in with check engine light on. po171 & po174 stored in memory. iac was at 52% really high. and baro pid was at 167hz. to high for this area. so we replaced the maf sensor and did an air induction service. baro pid was back to normal and iac ba...
December 20, 2005
1999 Ford Windstar SE 3.8L Hesitation, Surge VIN: 2FHDA524IX
P0174: Bank two system lean. Good morning tecks, this one has been here for weeks now, it is time for it to go, repaired! The PO171/PO174 DTC will come on every 2-3 days. The upper intake gaskets have been replaced during spark plug replacement, the code was there before this was done. ne...
December 26, 2005
2001 Mazda Tribute ES 3.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 4F2YU09101
P0174: Adaptive Fuel Trim Too Lean (Bank 2). hello guys/gals, this is my second request for help. veh. came in for ses lamp and rough idle found po302 swiched coils and same problem, removed plemum checked plugs all looked ok unpluged all the coils cranked engine to check fuel spray pattern all were ok e...
December 27, 2005
1999 Mercury Cougar 2.5L Poor Idle Quality, MIL Lamp on VIN: 1ZWFT61LXX
P0174: bank 2 lean. this one goes out to are ford techs, this car came to me three weeks ago with a rough idle on cold start ups & a check engine light on, the owner starts the car with a remote start to warm up before leaving the house but sometimes when she comes out the ca...
December 27, 2005
2002 Chevrolet Tahoe LS 5.3L Poor Idle Quality, MIL Lamp on VIN: 1GNEK13Z42
P0174: Fuel Trim System Lean (Bank 2). Problem occurs when vehicle is cold. Upon a cold start, vehicle's idle will fluctuate and feel as though it is going to stall. Customer states vehicle seemed to run slightly better after having above repairs performed. However, it is difficult to determine if ...
December 28, 2005
1999 Ford F-150 4.2L Hesitation, Misfire VIN: 1FTZ1729XK
P0174: system to lean b2. costumer complant lag power miss out check pugs replaced check codes, check mas air flow sensor with lab scope snap throttle to wide open,won't go over 3. volts cleaned some replaced a little better my consern is scanner shows mas sensor @@52g/s at 2.34 volts ...
December 28, 2005
1999 Ford Windstar SE 3.8L Hesitation, Surge VIN: 2FHDA524IX
P0174: Bank two system lean. Good morning tecks, this one has been here for weeks now, it is time for it to go, repaired! The PO171/PO174 DTC will come on every 2-3 days. The upper intake gaskets have been replaced during spark plug replacement, the code was there before this was done. ne...
December 28, 2005
1999 Mercury Cougar 2.5L Poor Idle Quality, MIL Lamp on VIN: 1ZWFT61LXX
P0174: bank 2 lean. this one goes out to are ford techs, this car came to me three weeks ago with a rough idle on cold start ups & a check engine light on, the owner starts the car with a remote start to warm up before leaving the house but sometimes when she comes out the ca...
December 28, 2005