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P0174 Diagnostic Trouble Code Discussion for March 2011

Fuel System Lean (Bank 2)


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Trouble Ticket Help Requests for DTC P0174
Help Request Posted
2004 Ford E-350 Super Duty 5.4L MIL Lamp on VIN: 1FDWE35L64
P0174: bank 2 to lean. Ok this vehicle is maxing out the negative fuel trim on the right bank and max positve on the left bank. first swapped o2 sensors to check for a bias and no change. performed a fuel injector drop test it is ok. pressure is also at 35 pounds running. smoke test...
March 01, 2011
2006 Ford Freestyle SEL 3.0L Poor Idle Quality, Surge, Misfire VIN: 1FMZK02166
P0174: System lean bank 2. ... it had a p0174 p0300 p0301 p0302 and p0303. Checked for a vacuum leak found none. Hooked up the smoke machine and only found smoke leaking out of the egr valve. I removed the intake to check the plugs. some one replaced t...
March 01, 2011
2002 GMC Yukon Denali 6.0L Misfire, MIL Lamp on VIN: 1GKEK63U62
P0174: Fuel Trim System Lean (Bank 2). ... light, found code p0300, scanned and found all cylinders had some misfiring. Checked spark plugs and they were due for replacement. Installed plugs with new wires. customer drove for a few daysw and returned with CEL back on. Scanned and found p0300, check...
March 01, 2011
2007 Jeep Grand Cherokee Limited 5.7L MIL Lamp on VIN: 1J8HR58227
P0174: Fuel System Lean (Bank 2). ... coplaint is check engine light on. Code P0171/P0174 stored in memory. Performed the usual, inspecting for vacuum leaks and all air intake hoses to throttle body. Fuel pressure is well within specs and Jeep runs great. No rough idle or any perfomance issues...
March 02, 2011
2006 Toyota Solara SLE 3.3L MIL Lamp on VIN: 4T1CA30P46
P0174: Fuel System Too Lean (Bank 2). ... Codes p0171 and p0174. Bank one and two lean. Check intake for leaks with smoke. None found. After diving for a few min. Ltft goes to 40 or above at cruise. Replaced maf and o2 sensors with no change. Do we need to flash computer? disconected battery over ...
March 02, 2011
2004 Ford E-350 Super Duty 5.4L MIL Lamp on VIN: 1FDWE35L64
P0174: bank 2 to lean. Ok this vehicle is maxing out the negative fuel trim on the right bank and max positve on the left bank. first swapped o2 sensors to check for a bias and no change. performed a fuel injector drop test it is ok. pressure is also at 35 pounds running. smoke test...
March 03, 2011
2000 Nissan Sentra GXE 1.8L Poor Idle Quality, Stall VIN: 3N1CB51D6Y
P0174: Fuel Trim Lean (Bank 2). Hi every body! Wishing you all are OK. Next I want to beg you for your help. It's about a 2000 NISSAN Sentra 1.8L. In the last 2 years this car has given some problems like no starting and no power. This time it came with c. e. light with codes po171 and po174...
March 04, 2011
2000 Nissan Sentra GXE 1.8L Poor Idle Quality, Stall VIN: 3N1CB51D6Y
P0174: Fuel Trim Lean (Bank 2). Hi every body! Wishing you all are OK. Next I want to beg you for your help. It's about a 2000 NISSAN Sentra 1.8L. In the last 2 years this car has given some problems like no starting and no power. This time it came with c. e. light with codes po171 and po174...
March 05, 2011
2007 Ford Escape XLT 3.0L Stall, MIL Lamp on VIN: 1FMCU93107
P0174: . I smoke tested this for vacuum leaks. I get over .5 liters flow of smoke coming out of the EGR valve vents(under diaprahm). I remove EGR and plug intake, then get .2 liters flow. I cant find smoke but hear gurgling when dipstick is pulled. I tried 2 new OEM EG...
March 09, 2011
2007 Ford Escape XLT 3.0L Stall, MIL Lamp on VIN: 1FMCU93107
P0174: . I smoke tested this for vacuum leaks. I get over .5 liters flow of smoke coming out of the EGR valve vents(under diaprahm). I remove EGR and plug intake, then get .2 liters flow. I cant find smoke but hear gurgling when dipstick is pulled. I tried 2 new OEM EG...
March 10, 2011
2000 Jaguar XK8 4.0L MIL Lamp on VIN: SAJJA42C7Y
P0174: . I have a 2000 XK8 with P0171 & P0174 lean bank 1 & 2 codes. Smoke test revieled a leak at the induction elbow where the brake booster vacuum line connects to the induction elbow. This is right next to the vaccum supply for the fuel regulator. After wai...
March 10, 2011
2004 Chevrolet Express 3500 6.0L Misfire, MIL Lamp on VIN: 1GAHG39U64
P0174: Fuel Trim System Lean (Bank 2). ... dtc's p0174 system too lean (bank 2),p0175 system too rich (bank 2)and p0300 multiple/random misfire detected.test drove the van while cold and hot conditions and could not duplicate customer complaint of lack of power...inspected tune components,everythin...
March 11, 2011
2004 Ford F-150 Heritage XL 4.2L Misfire, MIL Lamp on VIN: 2FTRF172X4
P0174: system too lean bank 2. ... help.This truck ruined my weekend thinking about it.The vehicle came in with customer complaint of rough idle.Check engine light was found to be on,and we pulled codes p0304,and p0316 out of it.First tech to have his hands in it wanted to sell plugs and wi...
March 14, 2011
2002 Jeep Liberty Limited 3.7L Poor Idle Quality, Hesitation, MIL Lamp on VIN: 1J4GL48K72
P0174: Fuel System Lean (Bank 2). OHM CHECKED ALL FUEL INJECTORS, INSPECTED ALL WIRING AND GROUNDS. RIGHT SIDE O2 SENSOR IS AT 5 VOLTS WITH KEY ON,once started drops down to zero volts. left side works good. injector ms left bank 4.5ms right bank 7.4ms. no vacuum leaks found. all fuel trims ar...
March 14, 2011
2003 Ford F-550 Super Duty XL 6.8L MIL Lamp on, Monitors won't run VIN: 1FAFP57BU1
P0174: B2 Sys. Lean. ... get smogged and didn't get tested due to incomplete monitors. When I got it the MIL was on with a P0171 and P0174, FF data shows normal operating temp and 1465rpm. Checked Mode 6 data and all values seem to be false "phantom" values. I/M status sho...
March 15, 2011
1996 Cadillac Seville SLS 4.6L Poor Idle Quality, Extended crank time VIN: 1G6KS52Y4T
P0174: Fuel Trim System Lean (Bank 2). ... because of a extended crank time when starting, about 5 to 10 seconds. It sputters a little before catching,also.It sometimes has a slightly rough idle. P0300 did not come back after clearing. I first though it was low fuel...
March 28, 2011
1998 Ford Explorer XLT 4.0L Poor Idle Quality, MIL Lamp on VIN: 1FMZU34E4W
P0174: Bank 2 lean. P0174 mil bank 2 lean
March 30, 2011
1999 Ford Windstar SE 3.8L Hesitation, Surge, Cuts out, MIL Lamp on VIN: 2FMZA5242B
P0174: system too lean bank 2. this van came into the shop with a surging problem and would die.when accelrating it would have a hestation,then if you would watch the plastic plimton,only when you would accelarate the plimtom would grow and then when you would let off it would go back to no...
March 31, 2011
1995 Lincoln Continental Signature 4.6L Stall, Misfire, Poor Fuel Economy VIN: 1LVLM97V2S
P0174: Bank 2 lean. I've got a thorn in my side with this one. This is actually my parents vehicle and I would like to finally get this one repaired. I am having a couple problems. First off I am getting eronious readings from my MAF allowing the BARO reading to be off. The readi...
March 31, 2011