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Re: B1S1 causing a P0420?
Posted to Technical Discussion Forum on 2/19/2013

Daniel:

The VIN is YV1RS61RX12046842

Mileage is 171K

I did a quick crankcase pressure check by holding a finger over the dipstick tube and didn't feel excess pressure. I'll have to get it in the shop to do a proper test and get an exact reading. Login to read more.