Quote:
Originally Posted by KRAM36
How many miles do you have to log for the CEL to come back on?
I just put 57 steady cruising miles (no wot) from 45 to 74 mph on the car and no CEL yet.
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Maybe a few drive cycles. As I understand it, the best way to clean out partially fouled cats is to take a spirited drive and get them nice and hot. This oxidizes contaminates and improves cat efficiency.