My check engine light is on for a 2011 Honda Pilot and the diagnosis says P0420. What does it mean and how can be fixed?
My check engine light is on for a 2011 Honda
Pilot and the diagnosis says P0420. What
does it mean and how is it fixed?
That code P0420 means there is something wrong with either the catalytic converter or the O2 sensor. Google that code for more information and a You Tube video fix.
Cold weather can trigger that code as might be a rich fuel mixture. Mine went away in a day on its own
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