KAM code PO603

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09-27-2010, 10:00 AM

jessh

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KAM code PO603

I was driving up the road the other night and the truck just died I popped it in neutral and shut the key off then started it back up. What would cause this code??

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09-27-2010, 09:32 PM

gixxertricks

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you might have one of my problems read my posts

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09-28-2010, 10:35 AM

CSIPSD

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603 is a code meaning the computer lost memory. Its quite common with a programer like you have and doesnt tell you much.

Sounds to me like a CPS issue... Have you replaced it ever?

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