Avalon P0155

78,0000 miles

Oxgen sensor malfunction......
P0155 - bank 2 sensor 1
That means the easy one to get to. Right on top of the manifold when you open the hood.

ordered one off Amazon at nearly $100.00 - not cheap. but it came with a small tube of anti seize. that was considerate.

took me about 10 min to complete the job. no more check engine light.

yay

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