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  1. Replies
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    Re: **Engine help**

    Yep changing the O2 sensor is just a good idea. If it doesn't solve any problems hang on to the old one as a spare. Might hang on to it anyway. Be sure and label it though.

    Also I've used...
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    Re: **Engine help**

    One thing temperature measurements will tell you, however, is if the converter is working too hard. An infrared noncontact pyrometer or a temperature probe will tell you if the converter is running...
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    3,407

    Re: **Engine help**

    Guess #1; Clogged exhaust system. Catalytic converter would be my guess. I've read you can IR temp scan them and they'll be really hot if that's the problem.

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