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Subject Just check the voltage low and high swing to be >>>
     
Posted by ZUL8TR on February 25, 2011 at 1:50 PM
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In Reply To o2 sensors posted by jockerie22 on February 25, 2011 at 07:06 AM
     
Message about 0.1v to 0.9v with at least 5 swings per 10 sec at 2000 rpm, (or 5 blinks/10 sec at 2000 rpm at the CEL on the dash). The Less the swing in voltage and the closer to 0.5v the worse the O2's are. Note the correct number of blinks on the CEL can occur but voltage swings are not a wide spread and the O2 is faulty (lazy). Also check the heater circuit with the ohms to be in the specified range.

Forget about codes with the O2's and just check as noted.

ZUL8TR in Orlando,FL

     
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