Who's good with emmisions

[tmracing83]

Ok I can't be very specific cause I don't know what I talking about but does the code 420 mean a bad cat? A guy said he looked around and found that the "code 420 means the cat is bad". Reps for the answer

[j0nbunklah0m]

it means weeeeed!! hahah

[tmracing83]

Ya thought bout that immediately lol

[The Youngn]

I got a book in my car and I'm a little lazy to go down there. My car throws a 421 here and there and that's for catalyst warm-up

[tmracing83]

Sooo catalyst mean bad cat? lol sry work with me

[Barefoot]

if there are not any other codes listing and no exhaust leaks do this.

[tmracing83]

if there are not any other codes listing and no exhaust leaks do this.

lol i get the main part but i dont know all the codes

[Barefoot]

lol i get the main part but i dont know all the codes

which 1s

[tmracing83]

I just looked up the code 421 says bad o2 sensor(both are brand new) or fouled plug or bad cat.Ima check it out.

[Barefoot]

I just looked up the code 421 says bad o2 sensor(both are brand new) or fouled plug or bad cat.Ima check it out.

so u have 2 codes p0420 and p0421

[AnthonyF]

Do you need to pass emissions or just looking to fix the problem?

-Ant.

[tmracing83]

I'm just lookjin to Fix the problem. I talked to Jason he helps me out. Found out it was the cat. Thanks for all the help!!!! Everyone!


Damn I love ia, I love how there's always someone here to help. Y'all no who y'all r and y'all r awsome! Have a good day.