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2005 Ford Taurus Question: MY tauras check engine light is on i ran a obd2 test it came up PO174



crummer1964, 3.0L V6, Las Vegas, NV, February 13, 2013, 13:35

I replace most everything it said to do but it stills ildes smoths then it surges 700 900 rpms

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  • Answer #1

    Greg's Orange Auto (15216 Answers) , Orange, CA - (714) 361-9386
    globalhelper February 13, 2013, 15:52

    system is lean bank 2 ck for vac leak with smoke test and or poss injector issue

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  • Answer #2

    February 14, 2013, 16:15

    lean code on taurus... I lean towards the vacuum leak as well.get a garnen hose and dribble some water around the intake and at the top of the intake there is a large round o-ring that goes bad as well.I'm sure you will hear a "slurp" somewhere while doing this.Let us know what you find!

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