Re: P0420 code from check engine light 2000 Mazda Protege?
by me@[EMAIL PROTECTED]
Jan 10, 2008 at 01:27 PM
pws <pwshelton@[EMAIL PROTECTED]
> wrote:
>> Ok thanks..... should I go ahead and replace BOTH
>> sensors if getting the job done by a mechanic?
>
>It can't hurt, but it likely not needed, especially the rear one. How
>many miles do you have on the Protege?
Have 143k miles on it
