I think it's time for new O2 sensors
Hi Folks. I've been getting codes P0134 and P00154 lately. I clear them and eventually they come back. I guess after 87k in the clock, it may be time to replace the pre cat sensors. Can anything else cause the codes?
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'99 Boxster Artic Silver/Red
'14 Subaru Outback
'06 EG Classic
'05 Sportster
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