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P0174 Diagnostic Trouble Code Discussion for January 2018

Fuel System Lean (Bank 2)


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Trouble Ticket Help Requests for DTC P0174
Help Request Posted
2004 Ford F-150 FX4 5.4L MIL Lamp on VIN: 1FTPW14554
P0174: Lean exhaust bank two. I'm about five weeks in on this one. The fact that the customer isn't foaming at the mouth must mean that this truck has been around and NOT fixed, elsewhere. The customer complains of check engine light on, not a driveability problem. I've driven the truc...
January 08, 2018
2004 Ford F-150 FX4 5.4L MIL Lamp on VIN: 1FTPW14554
P0174: Lean exhaust bank two. I'm about five weeks in on this one. The fact that the customer isn't foaming at the mouth must mean that this truck has been around and NOT fixed, elsewhere. The customer complains of check engine light on, not a driveability problem. I've driven the truc...
January 09, 2018
2011 Honda Pilot EX-L 3.5L MIL Lamp on VIN: 5FNYF3H68B
P0174: . ... Customer brought this 2011 Honda Pilot in complaining of intermittent jerking at cruising speed. The said it did not do it on way to shop) Gave it extensive test drive and could not duplicate problem. Scanned with Autel Maxisys Elite and found no code...
January 10, 2018
2006 Aston Martin DB9 Volante 6.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: SCFAD02A96
P0174: EMS-P System too lean bank 2. Noticed long term fuel trim on B1 is pegged at +25 and does not move. Engine misfires at cold start. Engine misfires at very heavy load/ WOT
January 24, 2018
2006 Aston Martin DB9 Volante 6.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: SCFAD02A96
P0174: EMS-P System too lean bank 2. Noticed long term fuel trim on B1 is pegged at +25 and does not move. Engine misfires at cold start. Engine misfires at very heavy load/ WOT
January 26, 2018
2005 BMW X3 2.5i 2.5L MIL Lamp on VIN: WBXPA73465
P0174: Bank 2 lean. Vehicle will intermidently set a code P171 & 174 While driving, Both banks set at the same time, Fuel pressure and volume are within spec at idle or while driving, We have smoke tested the intake system several times, No leaks present, Air filter and i...
January 29, 2018