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Joined: Mar 2005
Posts: 4
New Member
Redboxer Apr 20, 8:47am - #446451 
2000 Absolutely Red Toyota Celica GT
New Member
2000 Toyota Celica GT

Joined: Mar 2005
Posts: 4
CEL P0420 CAT replaced

My last post P0420 update.

Toyota replaced the following parts: 170301 CAT Converter
17410 Pipe assy exchaust Pipe
17451 (2)Gasket exchaust Pipe


Thanks for your imput

Question?? Can gasoline additives ruin the 02 sensor??
Joined: Sep 2003
Posts: 2,242
Lucky_317 Apr 20, 11:21am - #446452 

2000 Toyota Celica

Joined: Sep 2003
Posts: 2,242
Fontana, CA
I wouldnt think so unless they aren't burning off properly. most fuel additives simply burn hotter.

Best 60' 1.959 best 1/4 - 13.7 @ 101mph
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