Search Results for ‘catalyst’

Hi, I've got a 2005 Sienna LE with about 245 000KM on it. It is throwing P0420 and P0430 codes. In trying to diagnose whether or not I need new cat(s) or sensors... in doing so I've discovered that my Torque Lite tool is only seeing B1S2 and B2S2 O2 sensors and no others. When I connect to...

My 2003 Sienna went for a sensor clean/check in a shop before I the smog check, the mechanic reset the computer, then after driving it for 80 miles in about 3 days I did take the car for the smog test. The emission test report shows smog passed but Catalyst is Not Ready, this prevented the...

Hello. I own a 2004 Sienna XLE AWD. Check engine light and VSC light have both come on at the same time over last two years. To turn off, I disconnected the battery. Lights would remain off for 5-6 months or so, but last time the lights came on after only a couple of weeks. I decided I better...

EVAP code P0446 - replaced charcoal canister - new Catalyst Efficiency code P0420 now 2002 Sienna. Recently I failed smog due to pending code P0446. I reset the codes and had 6 of 7 monitors passing (the remaining incomplete monitor was EVAP) The next day it threw P0446 again. After much...