Quote:
Originally Posted by vwnate1
Thanx for this .
I used to do pre smog tests way back when (you're in Cali., remember the wretched hamilton test centers ?) and back then N02 wasn't on anyone's radar so we used the two gas sniffer and would run the Co down until the HC began to rise, then tweak it until we found the sweet spot .
I was fiddling with an old Honda Motocycle to - day and wishing I had a two gas analyzer now .
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I had the excessive NO2 issue on one my Cars and fortunately installing a new CAT fixed that issue. You don't have to buy the direct fit ones but do have to get in my case a California approved one and what ever adapters you are going to need to fit it in.
And, they are cheaper on the internet.