4.6L General Discussion This section is for non-tech specific information pertaining to 4.6L (Modular) Mustangs built from 1996 to 2004.

Helllppp!

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Aug 7, 2009 | 09:48 PM

boothay

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2nd Gear Member

Joined: Jul 2008

Posts: 174

From: Alabama

Helllppp!

Code P0402 and P0403 Something to the effect of (egr insufficent flow - stuck open at idle) What can I do To fix this guys? Thanks in advance.

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