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P0174 Diagnostic Trouble Code Discussion for August 2006

Fuel System Lean (Bank 2)


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Trouble Ticket Help Requests for DTC P0174
Help Request Posted
2000 Infiniti I30 3.0L Hesitation, MIL Lamp on VIN: JNKCA31A2Y
P0174: Fuel Trim Lean (Bank 2). WE have this Infiniti here that exhibited all the symptoms of a bad MAF sensor. We installed an updated one with housing from Nissan. We definitely improved the MAF gms/sec readings and the car runs better but now it is obviously rich. My question is, does the...
August 02, 2006
2002 Toyota Tundra SR5 4.7L MIL Lamp on VIN: 5BRT38112S
P0174: Fuel System Too Lean (Bank 2). Came in with MIL light on. Recorded codes and snap shot data. Both long term trim #s are 34.3% both short term vary at idle 6.9%-10% sometimes dropping to 3.9% . This is at idle still in the stall. Has the dreaded K/N filter and intake tube. Checked MAS for c...
August 07, 2006
2000 Ford Taurus SE 4-Valve 3.0L Poor Idle Quality VIN: 1FAFP55S2Y
P0174: too lean bank 2. ... codes p0171, p0174. fuel trim was way out of specs indicating a vacuum leak. replaced upper intake seals and the stft and ltft came back to o%. road tested car and on second trip the mil came back on ,171,174. i replaced the ...
August 08, 2006
2000 Ford Windstar LX 3.8L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: 2FMZA5149Y
P0174: bank 2 lean. ... p0171 & p0174 in this car. very sluggish on excel, knocking on excel after lower intake repair if richen up smooths out. the data of snap-on scanner, ps 6.8 ms idle, 16.0 snap throttle short trim idle 20 % long 19% @2...
August 09, 2006
2002 Kia Sedona EX 3.5L MIL Lamp on VIN: KNDUP13102
P0174: Fuel System Too Lean (Bank 2). We have persistant lean codes we cleaned the MAF & smoke tested, could not find any vacuum leaks, we suspect a bad MAF, but can't confirm, and don't want to guess. Any of you Kia guys seen this? Thanks a million!
August 17, 2006
2001 Ford Explorer Sport Trac 4.0L MIL Lamp on VIN: 1FMZU67E81
P0174: Lean Bank 2. ... Its a 2001 Ford Explorer Sport Trac with a 4.0. Vehicle run fine but is running lean at idle. What i found so far is there is 2 codes stored in memory P0171 & P0174 that was stored in memory. LTFT % is at idle is 25 ...
August 22, 2006
2002 Dodge Intrepid SE 3.5L Excessive Emissions, Hesitation, MIL Lamp on VIN: 2B3HD46R12
P0174: Fuel System Lean (Bank 2). this is a fleet vehicle whith excellant maint. history.problem is most evident when cold - open loop.major tip-in hesittation and is progressivly getting worse.at hot idle running ext. rich left bank only.performed smoke test for vac leaks-none found.injector ...
August 24, 2006
2002 Dodge Intrepid SE 3.5L Excessive Emissions, Hesitation, MIL Lamp on VIN: 2B3HD46R12
P0174: Fuel System Lean (Bank 2). this is a fleet vehicle whith excellant maint. history.problem is most evident when cold - open loop.major tip-in hesittation and is progressivly getting worse.at hot idle running ext. rich left bank only.performed smoke test for vac leaks-none found.injector ...
August 25, 2006
2000 Infiniti I30 3.0L Hesitation, MIL Lamp on VIN: JNKCA31A2Y
P0174: Fuel Trim Lean (Bank 2). WE have this Infiniti here that exhibited all the symptoms of a bad MAF sensor. We installed an updated one with housing from Nissan. We definitely improved the MAF gms/sec readings and the car runs better but now it is obviously rich. My question is, does the...
August 02, 2006
2002 Toyota Tundra SR5 4.7L MIL Lamp on VIN: 5BRT38112S
P0174: Fuel System Too Lean (Bank 2). Came in with MIL light on. Recorded codes and snap shot data. Both long term trim #s are 34.3% both short term vary at idle 6.9%-10% sometimes dropping to 3.9% . This is at idle still in the stall. Has the dreaded K/N filter and intake tube. Checked MAS for c...
August 07, 2006
2000 Ford Taurus SE 4-Valve 3.0L Poor Idle Quality VIN: 1FAFP55S2Y
P0174: too lean bank 2. ... codes p0171, p0174. fuel trim was way out of specs indicating a vacuum leak. replaced upper intake seals and the stft and ltft came back to o%. road tested car and on second trip the mil came back on ,171,174. i replaced the ...
August 08, 2006
2000 Ford Windstar LX 3.8L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: 2FMZA5149Y
P0174: bank 2 lean. ... p0171 & p0174 in this car. very sluggish on excel, knocking on excel after lower intake repair if richen up smooths out. the data of snap-on scanner, ps 6.8 ms idle, 16.0 snap throttle short trim idle 20 % long 19% @2...
August 09, 2006
2002 Kia Sedona EX 3.5L MIL Lamp on VIN: KNDUP13102
P0174: Fuel System Too Lean (Bank 2). We have persistant lean codes we cleaned the MAF & smoke tested, could not find any vacuum leaks, we suspect a bad MAF, but can't confirm, and don't want to guess. Any of you Kia guys seen this? Thanks a million!
August 17, 2006
2001 Ford Explorer Sport Trac 4.0L MIL Lamp on VIN: 1FMZU67E81
P0174: Lean Bank 2. ... Its a 2001 Ford Explorer Sport Trac with a 4.0. Vehicle run fine but is running lean at idle. What i found so far is there is 2 codes stored in memory P0171 & P0174 that was stored in memory. LTFT % is at idle is 25 ...
August 22, 2006
2002 Dodge Intrepid SE 3.5L Excessive Emissions, Hesitation, MIL Lamp on VIN: 2B3HD46R12
P0174: Fuel System Lean (Bank 2). this is a fleet vehicle whith excellant maint. history.problem is most evident when cold - open loop.major tip-in hesittation and is progressivly getting worse.at hot idle running ext. rich left bank only.performed smoke test for vac leaks-none found.injector ...
August 24, 2006
2002 Dodge Intrepid SE 3.5L Excessive Emissions, Hesitation, MIL Lamp on VIN: 2B3HD46R12
P0174: Fuel System Lean (Bank 2). this is a fleet vehicle whith excellant maint. history.problem is most evident when cold - open loop.major tip-in hesittation and is progressivly getting worse.at hot idle running ext. rich left bank only.performed smoke test for vac leaks-none found.injector ...
August 25, 2006