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  1. Ecoboost Timing chain done but still have codes P054A and P012B

    F150 Ecoboost Problems
    So I bought my first ecoboost about a week ago (so this is my first post). When test driving the truck everything was fine, the check engine light was off, I beat on it a little plenty of power. I drove it home about 200 miles and half way home the light came on. I watched it come on while i was...