P0174 Diagnostic Trouble Code Discussion for September 2015
Fuel System Lean (Bank 2)
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| Help Request | Posted | |
| 2005 Buick Rainier CXL Plus 5.3L MIL Lamp on VIN: 5GAET13M45 P0174: Fuel System Lean (Bank 2). This Buick will very intermittently set these codes, puzzling that it sets rich & lean faults, customer reports no symptoms at all. Last time it was in for oil change it also had a P0101 mass airflow code, cleaned mass airflow sensor during service, had be... |
September 09, 2015 | |
| 1996 Ford F-150 Eddie Bauer 4.9L Poor Idle Quality, Hesitation, Surge, Stall, MIL Lamp on VIN: 1FTEF15YXT P0174: bank 2 lean. Hello all. I just bought this truck after it sat for 15 years. It is in excellent shape, a true time capsule. However, it is having some issues and I do not normally work on too many of these, as I am mostly a Volkswagen-Audi guy. Had to replace both fuel pum... |
September 11, 2015 | |
| 2009 Kia Sedona LX 3.8L Hesitation, Surge VIN: KNDMB23309 P0174: Fuel system too lean Bank 2. This 09 Sedona, most of the time runs fine. But every now and them it will gently surge upon taking off at a stop light. Almost a gentle "oil canning" or rolling hesitation. Had a slew of LEAN codes but for only under an idle situation. Otherwise drive... |
September 15, 2015 | |
| 2002 GMC Sierra 1500 SL 4.3L MIL Lamp on VIN: 2GTEC19W22 P0174: Fuel Trim System Lean (Bank 2). This truck came in with a complaint of hard starting hot and MIL illuminated. P0172 was retrieved. Fuel trims were -27 and -25 long term. After removing the throttle body, fuel could be seen dripping from the fuel pressure regulator. A new regulator was instal... |
September 21, 2015 | |
| 2002 GMC Sierra 1500 SL 4.3L MIL Lamp on VIN: 2GTEC19W22 P0174: Fuel Trim System Lean (Bank 2). This truck came in with a complaint of hard starting hot and MIL illuminated. P0172 was retrieved. Fuel trims were -27 and -25 long term. After removing the throttle body, fuel could be seen dripping from the fuel pressure regulator. A new regulator was instal... |
September 22, 2015 | |
| 2008 Chevrolet Silverado 1500 WT 4.3L Poor Idle Quality, Surge, Misfire VIN: 1GCEC19XX8 P0174: Lean. Hello and thanks. This truck came in barely running. First tech changed 4 o2s and cats. He said o2 were fixed lean. Changed ran a lot better. When cold to warming up has a little intake popping. When this was happening has little misfiring on cyl 2 so did comp... |
September 24, 2015 |
