2004 Ford F-150 Q&A
2004 Ford F-150 Question: diagnostic code
The engine light came on my dash, took it to auto zone to have them do a quick check and they came up with the diagnostic code P0174, can you tell me what this is and is the repair costly? I just bought this used truck 2 months ago and now this....Thank you for your help!I think it has to do with the oxygen censor???? - teezerbrat
the fault is bank 2 running lean. check for cracked vacuum hoses or any place air can enter the intake. - some guy
do u have a P0171 also or pending P0171 ,if not its prob not a vac hose cause vac hoses will cause both banks to read lean id go with wiring to O2 sensor or sensor itself - Michael Ford Tech
after the co2 has been replaced po133 & po420 for bank one which is bank one the driver side or the passenger side, cause I have already replace said item and the code keeps returning the same.no...
What do I need to do?
just got my first truck, it has a 300 straight 6 in it, have done changed the starter,valve cover gasket,fuel filter,fan clutch,oil & filter,now the check engine light is on, dont know the diagnost...
My check engine sensor turned on and I went to AutoZone to have it checked out. The code came back as a faulty coolant sensor on my 2004 F150. I took it to a local repair shop and told them the pro...
0 codes, no warnings, no backfires or spitting. as if no fuel pressure. also has erratic gauge jumping on ammeter an temp gauges.