P0174 Diagnostic Trouble Code Discussion for March 2012
Fuel System Lean (Bank 2)
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| Help Request | Posted | |
| 1996 Ford F-350 XL 7.5L MIL Lamp on VIN: 2FTHF36G9T P0174: bank 2 lean. I have a strange lean code that can't be properly diagnosis. Airflow meter is working correctly. Baro at 151 at sea level. . I cleaned it and end up replacing it (rebuilt,carquest) to same condition. Their are no vacuum leaks, All vacuum hoses was plugged. Smo... |
March 02, 2012 | |
| 1998 Ford F-150 Lariat 4.6L MIL Lamp on VIN: 1FTZX18W6W P0174: lean bank 2. this 4.6 runs good while running down the road and fuel trims stay +-5% but when you idle for a couple minutes fuel trims jump to 35% or more. i tried everything i can think of. it acts like a vacuum leak but cannot find any. I had a like vehicle so swaped maf... |
March 15, 2012 | |
| 1999 GMC Sierra 1500 SL 5.3L MIL Lamp on VIN: 1GTEK19T1X P0174: Fuel Trim System Lean (Bank 2). ... was brought to me with a missfire and MIL on with code p0300. miss fire count showed #6 with the most counts. found injector connector had been damaged. i replaced all 4 injector connectors on bank 2. (soldered connections and shrink wrapped) test drive pr... |
March 22, 2012 | |
| 2004 Mitsubishi Galant GTS 3.8L MIL Lamp on VIN: 4A3AB3GS64 P0174: Fuel System Lean (Bank 2). ... had reflash done at dealer for a TSB concerning p0174 the code came back within 2 days. The car runs great, plenty of power, doesn't skip a beat at all. The freeze frame shows B2 LTFT hit 12.5% at 1500rpm and B1 LTFT is at 11.7%. There was another TSB on d... |
March 27, 2012 |
