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P0174 Diagnostic Trouble Code Discussion for September 2013

Fuel System Lean (Bank 2)

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Trouble Ticket Help Requests for DTC P0174
Help Request Posted
2005 Chevrolet Silverado 1500 5.3L MIL Lamp on VIN: 1GCK19B15E
P0174: Fuel Trim System Lean (Bank 2). Vehicle sets the bank #1 and bank #2 fuel system lean codes at 51% engine load, 198 F engine temperature, LT adaptives show +25% on both banks, MAF sensor reports 33.40g as problem occurs. This according to 3 freeze frame records stored. I can see the LT adapt...
September 06, 2013
2008 BMW 328xi 3.0L MIL Lamp on VIN: WBAVC93538
P0174: lean bank 1. ... we have this used bmw with 3 p0174, p0171' p1415 codes cannot find a vacuum leak or tore intake boot thanks for any help
September 09, 2013
2006 Cadillac SRX 4.6L MIL Lamp on VIN: 1GYEE63A86
P0174: Fuel Trim System Lean (Bank 2). ... no vacum leaks. No running concerns noticed, running good. Only problem found at this time is baro readins out of range. At this altitude of 2400 ft baro should be 27 t0 28 {inhg} live data currently is 22.4 {inhg} replaced map sensor assly and data was co...
September 09, 2013
2011 Chevrolet Silverado 2500 HD LT 6.0L MIL Lamp on VIN: 1GC1KXCG5B
P0174: testing and results. So the story is the customer hit a deer and ever since then the engine light came on. Scan truck and found codes, thinking it was going to be cut and dry. I have tried a few things and would like some more ideas. Oh my fuel trims are crazy, short term was 12 o...
September 19, 2013
2001 Ford Explorer XLT 4.0L MIL Lamp on VIN: 1FMZU73E61
P0174: Bank 2 System Lean. This one is a doozie. 2001 Ford Explorer XLT 4.0L V6 (VIN E). Keeps setting lean codes for both banks. No vacuum leaks found with smoke tests, spark plugs and O2 sensor tips are grayish (indicates lean), exhaust has minimal back pressure, fuel pressure is 60 p...
September 23, 2013
2000 GMC Savana 3500 5.7L Misfire VIN: 1GDHG31R0Y
P0174: Fuel Trim System Lean (Bank 2). ... complaint. CEL not on .No current codes , P0174 Bank 2 lean "History" code .Road tested and seemed almost like plugged converter. Removed o2 sensors and road tested same , no power. No current or history misfire counts even while driving with no po...
September 26, 2013