Celica Forums General Discussion General Not passing smog

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Not passing smog #457509 Mar 22, 12:11pm
Joined: Mar 2019 Posts: 6 Gilroy, CA Dannydaniel New Member 2002 Toyota Celica gts
Dannydaniel New Member 2002 Toyota Celica gts Joined: Mar 2019 Posts: 6 Gilroy, CA	Need to do a smog test but my Celica has a P0420 code (catalyst system efficiency below threshold.) anyone know what it means? Any easy fixes?

Re: Not passing smog Dannydaniel #457510 Mar 22, 12:19pm
Joined: May 2002 Posts: 806 Likes: 15 California CaffeineKid CelicaSpecialist 2008 Scion tC
CaffeineKid CelicaSpecialist 2008 Scion tC Joined: May 2002 Posts: 806 Likes: 15 California	Skim through this post https://celicahobby.com/forums/ubbt...check-engine-light-p0420.html#Post446295 and this post https://celicahobby.com/forums/ubbthreads.php/topics/396332/cel-p0420.html

Re: Not passing smog CaffeineKid #457511 Mar 22, 12:37pm
Joined: Mar 2019 Posts: 6 Gilroy, CA Dannydaniel New Member 2002 Toyota Celica gts
Dannydaniel New Member 2002 Toyota Celica gts Joined: Mar 2019 Posts: 6 Gilroy, CA	Thanks

Re: Not passing smog Dannydaniel #457519 Mar 22, 6:40pm
Joined: Apr 2018 Posts: 326 Likes: 2 PA, USA connor2002gt Member
connor2002gt Member Joined: Apr 2018 Posts: 326 Likes: 2 PA, USA	P0420 generally indicates needing a new catalytic converter. 2001 Toyota Celica GT-S 6 speed (sold 12/19) 2002 Toyota Celica GT auto (totaled 5/18)

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