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how to check o2 sensor 700 1991


Have a 1991 740 with Rex/Regina system. I would like to test the functionality of the Titania 02 sensor. I have located two wires coming up from the sensor. Which wire do i test and How do i test..i.e. what readings am i looking for ?

Thanks
Dylan






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New how to check o2 sensor [700][1991]
posted by  dingodog  on Thu May 31 17:32 CST 2007 >


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