P0174 Diagnostic Trouble Code Discussion for May 2019
Fuel System Lean (Bank 2)
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| Help Request | Posted | |
| 2002 Ford E-350 Super Duty 5.4L MIL Lamp on VIN: 1FDWE35L42 Truck came into the shop complaining about misfires when it rained . Didn’t see any problems there spayed water no misfire at that time so I went to mode 6 saw 5678 missfires on cly 5 and no missfires on 1 . And also had lean codes po171 and p0 174 so went... |
May 14, 2019 | |
| 2009 Ford Expedition EL Limited 5.4L Hesitation VIN: 1FMFK20509 P0174: Bank two lean. Came In for a hesitation under load, codes for both banks lean. Volumetric efficiency test found it's not perfect but also not bad considering the mileage. Monitoring fuel trims while driving found that Everytime it happens short term drops to -20 range on... |
May 24, 2019 |
