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P0174 Diagnostic Trouble Code Discussion for February 2006

Fuel System Lean (Bank 2)


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Trouble Ticket Help Requests for DTC P0174
Help Request Posted
2002 Ford F-150 XL 4.2L MIL Lamp on VIN: 3FTRF17212
P0174: System lean bank 2. MIL light comes on right after going into closed loop with engine temp at about 168F. Long Term Fuel trim was at +24 and Short Term TRim was at +10 on both banks. Problem appears to go away when engine warms up completely (Fuel trim gradually comes down until ...
February 01, 2006
2000 Chrysler 300M 3.5L MIL Lamp on VIN: 2C3HE66GXY
P0174: Fuel System Lean (Bank 2). This car came in with codes po174 and po171. Long term fuel trim at +24.8 on both banks. We smoked it and saw a very small amount of smoke coming from the rear of the lower intake. Replaced throttle body gasket, and upper and lower intake gaskets. Same codes c...
February 07, 2006
1997 Ford Explorer XL 4.0L Poor Idle Quality, Stall, MIL Lamp on
P0174: lean bank 2. ... change at all. has the famous lean codes P0171 and P0174, along with misfire codes. long term fuel trim on bank 2 is 25 long term on bank 1 is -5 its got to be injectors, that's what I am think...
February 07, 2006
2000 Mazda MPV DX 2.5L No Start VIN: JM3LW28G8Y
P0174: Adaptive Fuel Trim Too Lean (Bank 2). ... HO2SII, P0174-bank 2 lean, P0304-cylinder #4 misfire detected. It is also ready for a local OBDII emissions test. We were unable to access the OBDII side of this computer with our Genesis, so ...
February 07, 2006
1997 Ford E-250 Econoline XL 5.4L MIL Lamp on VIN: 1FTHE24L2V
P0174: system too lean bank 2. ... ENGINE LIGHT WAS ON. WE CHECKED THE TROUBLE CODE AND IT WAS P0171 AND PO174. I TESTED THE CAR OUT, AND IT WAS RUNNING WELL. WE REPLACED THE SPARK PLUGS AND TWO 02 SENSOR. tHE WE GAVE THE CAR BACK TO THE CUSTOMER. AFTER TWO WEEKS THE CUSTOMER BRANG THE CAR ...
February 14, 2006
2001 Land Rover Discovery Series II SD 4.0L MIL Lamp on VIN: SALTL154X1
P0174: Mixture adaptationfactor fra bank 2. ... check engine light on.The codes P0171&174 are air flow meter related the code that I am having trouble with is P1481 DMTL heater power stage signal missing.I think the DMTL heater is part of the evap system but I can't ...
February 14, 2006
2000 Ford Windstar SE 3.8L Stall, MIL Lamp on VIN: 2FMZA5243Y
P0174: too lean lean bank 2. hello ford techs. this is a tough one,2 months ago same problem occurred.cold stall,had to featherthrottle to keep it running.fuel pressure within specs. replaced both upstream o2 sensors,cleared codes,problem fixed! came back yesterday,same prob.po171-too lea...
February 17, 2006
2003 Chevrolet Express 1500 5.3L MIL Lamp on VIN: 1GCFG15T93
P0174: Fuel Trim System Lean (Bank 2). Any GM tech's out there. Help!! This van came in with a mass air flow code and lean fuel trim codes. The truck was running rough and stalling. We replaced the mass air flow sensor and the mass air flow code went away the truck ran much better. The mil light ca...
February 23, 2006
1998 Ford E-350 Econoline Club Wagon XLT 6.8L MIL Lamp on, lean condition VIN: 1FBSS31S3W
P0174: Fuel System lean bank 2. ... on with P0171 & P0174. Vehicle was in desperate need of tune-up. We replaced plugs, filters, cleaned MAF Sensor, and performed fuel injection service. After that we noted that the DPFE sensor was reading at idle and KOEO 1.98 volts. We also noted that ...
February 23, 2006
2005 Ford F-250 Super Duty Lariat 5.4L MIL Lamp on VIN: 1FTSX20555
P0174: system lean bank 2. ... HANDLE A FLEET OF 04,05 F-250S ALL WITH HIGH MILEAGE AND 5.4 ENGINES. THEY USUALLY COME IN WITH MIL LIGHTS ON AND ROUGH RUNNING.SCAN THE VEHICLES AND USUALLY P0300 CODES AND P0171&174. FIND THEY ARE IN DIRE NEED OF TUNE-UP AND STOPPED UP FUEL FILTER. C...
February 27, 2006
2002 Dodge Ram 3500 Truck 5.9L Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: 3B6MF36572
P0174: Fuel System Lean (Bank 2). Greetings to all this dump truck belongs to a local town parks and recreation dept,it has acheck engine light on and poor idle.I scanned the data and I can see my bank 2 sensor 1 voltage is staying at zero volts,my bank 1 sensor1 voltage is switching the way i...
February 28, 2006