You'll need read the code first, go to autozone, it's free.

來源: 於 2010-01-10 08:02:18 [舊帖] [給我悄悄話] 本文已被閱讀：次

you will get a code like "bank 1 (or 2), sensor 1 (or 2)", they are different kind of sensors. Then you will know exactlly which one need to be replaced. So you will be able to get the right sensor from what ever place like Ebay/Amazon/Autozone...