P1273 NISSAN -2005 350z

Question

my SES light is on,checked the code ts P1273

I have mishimoto carbon air intake installed ,dealership told me once tht my air filter is unclean will that be one of the reasons

Or I have to change my O2 sensor on bank1

Answer 1

Clean the filter first, and reset the light. If the light comes back on might be the O2 sensor