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Using 02 sensor to verify a vacuum leak
Posted to Technical Discussion Forum on 2/5/2003 19 Replies

Hi Guys,

I was playing with this one about 2 weeks ago and just got the time to think about posting it.

I had in an old feedback carbed Mazda 626 for an idle HC emissions failure. I found an unsealed idle mixture screw and an O2 sensor that was only able t... Login to read more.

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19 Replies Received (View Replies)