CEL Code- PO431-DTC on 2003 A4 Cab

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Nov 2, 2011 | 10:21 PM

Audiman62

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1st Gear

Joined: Nov 2011

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CEL Code- PO431-DTC on 2003 A4 Cab

I have this code and think it is the drivers side cat converter. Can any expert code readers confirm?

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