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Posted on Jun 11, 2009
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06 f-150 5.4L low idle code and warm ac at idle.

06 f-150 5.4L low idle code and warm ac at idle. Idles around 400. If I rev it above 500, ac gets cold. Any ideas ? Engine light is on, low idle code. Also stalls occasionally at stop.

  • Anonymous Mar 22, 2014

    Low idle, feels like it will stall

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1 Answer

Ronald Walls

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  • Posted on Jun 11, 2009
Ronald Walls
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Joined: Jun 05, 2009
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Should idle around 700

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Fast idle

I have a similar problem which seems to stop ,if after 20 mins of driving or warmed up engine if you stop for 10 mins the revs die to a more normal 1500 revs! it is a spanish car now living in theUK I think the problem is choke related.
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