GregO
Well-Known Member
Source a set of these for the rear narrowband O2’s. Start with the medium size orifice.Alright well the extension fixed that issue, my air fuel ratio is actually moving now and that code is gone. Now getting codes p0420 and p0430 which I assume are related to having aftermarket cats?
https://www.ebay.com.au/itm/3539106...vLkY0sAGyPha2nw9gov5gKIIGIwU|tkp:BFBM8ujLwYVj
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