Originally Posted by
CunningLinguist
Thanks Pizzaguy. I read (and re-read) it, despite having every faith in you

I'll advise the mechanic (at a local independent) to replace the one on the same side as my photo, but post-cat and I'll update here afterwards to confirm the dreaded code has been vanquished.

I mostly agree with your sentiment, Depending on the price of the repairs (parts & labor), it is a personal decision to replace something that works vs throwing parts at it hoping to not have another 'failure' with three that work, and works fine.
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