Thread: 02 life span
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Old 02-19-2015, 05:42 PM   #8 (permalink)
jcp123
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Join Date: Jul 2009
Location: Tyler, TX
Posts: 1,134

Beater Echo - '00 Toyota Echo
Team Toyota
90 day: 42.67 mpg (US)

Hondizzle - '97 Honda Civic DX
Team Honda
90 day: 46.77 mpg (US)
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I have always heard the 100k rule of thumb for o2 lifespan, but to my mind, if it isn't throwing your FE off and your fuel trims are ok, I see no reason to change them.

FE is always such a tricky beast. There could be 100 reasons why your FE is low, o2 sensors among them.
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'97 Honda Civic DX Coupe 5MT
'00 Echo - dead 2/17
'14 Chrysler Town + Country - the better half's car
'67 Mustang Convertible - gone 1/17
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