Down stream o2 sensor
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Amateur
Joined: Feb 2020
Posts: 41
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From: Nwt, Canada
Down stream o2 sensor
Down stream o2 sensor
Is it safe to run my 5.2 without a downstream oxygen sensor?? The o2 sensor behind the catalytic converter
Last edited by 01Secondgen; Apr 4, 2020 at 10:27 PM.
Legend
Joined: Nov 2014
Posts: 8,098
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Yep all it does is check the cat efficiency. Will set a check engine light