Quote:
Originally Posted by MidLife2747
I dont have a code tool, but i had the check engine light come on,so I went to autozone and I was told it was an O2 fault, it was reset but came back a while later, how many O2 sensors does my 99 boxster have? (2)? Thanks in advance.
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Four, one in front of the catalytic converter and one behind the catalytic converter for each bank (bank 1 and bank 2).