2000 Toyota Corolla Q&A
2000 Toyota Corolla Question: code po420
Typically you will have a Check Engine Code P0420 or it will rattle, especially in the morning. The code P0420 is common for the 1.8 lire Corollas. see the link below. http://repairpal.com/OBD-Code-P0420 - dandd
check back pressure with gauge - Visitor
how can i check to see that the cat converter is not bad? - Visitor
I have problem on codep0420 - Visitor
The check engine light is on. These are the trouble codes: PO420, PO441, and PO446. Do the charcoal cannister and catalytic converter need to be replaced? Thank you for any information you can giv...