P0420 Cat Code vs CATACLEAN - I think it Worked...? | Second Generation Nissan Xterra Forums
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P0420 - MID: $21 TID:$a9 Result from Torque App | PriusChat
Catalytic Converter and Computer Controlled Emissions - ppt download
so I'm getting a P0420 catalyst system error but it's also saying the cat and O2S are fine and it's an evap issue that's keeping it from being fine. I noticed the
08 DTS- P0420 and relative codes- worth it to fix? | Cadillac Owners Forum
Zafira B] [05---] - Zafira with p0171 code error please help me | Vauxhall Owners Network Forum