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Re: What's the best instrument to test an O2 sensor?
Posted to Emissions Forum on 4/9/1999 7 Replies

Hi Wayne,

For what it's worth, a picture is worth,

Here is a snapshot of a dual-O2 sensor late-model Toyota Camry.Dual O2 Sensors

Pretty conclusive the Catalytic Converter is working well.

Regards,

"TheLugNut" Login to read more.

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