P0420 2012 Nissan Altima Sedan -

Question

Hi,I have 2012 Altima 4cyl.had oil changed yesterday and tires rotated and this morning I started my car and the service light was on took it back to tires plus and they put the code reader on and no lights came on or codes??

Answer 1

if you are under warraty take it to the dealer

its possible the catalytic converter is bad

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