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Problems cranking

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Old 10-26-2013, 08:35 PM
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Default Problems cranking

Truck turns over fine and will sometime crank and sometimes won't. I can hear the fuel pump. My 97 did the same thing and was the crank sensor. What do y'all think? It's a 1999 5.4.
Old 10-26-2013, 09:46 PM
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That is what I would change first.
Old 10-26-2013, 09:46 PM
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Not sure what mean. Crank, turns over, not start?
Old 10-26-2013, 09:52 PM
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Originally Posted by papa tiger
Not sure what mean. Crank, turns over, not start?
Sorry I was in a hurry...
Old 10-26-2013, 10:09 PM
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Originally Posted by papa tiger
Not sure what mean. Crank, turns over, not start?
No kidding. Crank = turn over in my book.
Old 10-27-2013, 12:17 AM
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Does it start hard or what ?
Old 10-27-2013, 12:32 AM
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I have an idea of what it is but I'm in too much of a hurry to say
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Old 10-27-2013, 12:53 AM
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Originally Posted by papa tiger
Does it start hard or what ?
Sometimes will start and sometimes won't. Started it earlier then wouldn't start back.
Old 10-27-2013, 01:20 AM
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If the starter turns over sufficiently to start but it won't run I would check the spark plugs knowing it is getting gas. If the starter only works some of the time test it and the relay and replace it. If U believe it to be a crank sensor test it.

Last edited by papa tiger; 10-27-2013 at 01:23 AM.
Old 10-28-2013, 04:11 PM
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Anyone know if you have to remove the AC compressor to remove the crank sensor on a 99 5.4 2wd?



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