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2006 Ford F250 issue

muddpuppy

By muddpuppy
in Automotive Information Sharing

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muddpuppy Rising Star

muddpuppy

Posted
Posted

DTC : P1633 - Keep Alive Power Voltage Too Low

Description :

Indicates that the Keep Alive Power (KAPWR) circuit has experienced a power interrupt.

I have replaced the battery. the 10amp fuse under the hood to the PCM keep blowing every couple of days.

any help would be appreciated

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Scott K Grand Master

Scott K

Posted
Posted

The code sets because the fuse was blown, there are other things the get powered off of the same circuit. I would suspect the other things before a pcm. Ford pcm's don't normally go bad.

Which fuse blows?

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