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Re: Catalyst Monitor fails to run after Cat is replaced
Posted to Technical Discussion Forum on 4/28/2009 40 Replies

Hi Philip,

I have heard of this in the past. But I have never actually worked on one. Just for kicks,can you post some scan data (graph it)? I would like to see front and rear 02 at 50mph for around 3 minutes. If possible post both an OE and aftermarket cata... Login to read more.

40 Replies Received (View Replies)