Trouble code P0420 means:Catalyst system efficiency below threshold
Type your answer here... Hello how do you reset the check engine light on a 2003 Toyota 4runner. Thanks
Usual first sign is a check engine light with a code P0420.Usual first sign is a check engine light with a code P0420.
http://www.extreme-check-engine-light-codes.com/Toyota%20OBD1%20Decoder.htm
Trouble code P0420 means:Catalyst system efficiency below threshold
remove the efi fuse for 1 minute if the light comes back on you have a problem
Trouble code P0420 means:Catalyst system efficiency below threshold (bank 1)
you would have code "pending" and a check engine light
open fuse box remove efi [fuel injector fuse for about10 seconds
how to discontect the engine light on a 2001 toyota camery ?
separate
i have engine light staying on in my 2005 toyota yaris how do i turn off the light
with alot of expirience :)