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Old 10 Oct 2007, 07:41 am
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CREWZIN CREWZIN is offline
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Join Date: Sep 2001
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Default Re: P0601 error replacement parts

There's a number of reason why you might have got the code. I wouldn't go changing modules without further diagnostics. Here's one pull from a Google search.

To answer your question, a search brings up different diagnostics for a PCM and ECM.

DIAGNOSTIC TROUBLE CODE (DTC) - P0601 ENGINE CONTROL MODULE CHECKSUM ERROR
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