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Old 02-18-2013, 08:45 AM   #9
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Location: upstate NY
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Originally Posted by MJLavelle View Post
The reason is that the O2 sensor readings are indicating a vacuum leak, or some other issue. The out of range readings are just an indicator of a problem, not a defective sensor.
So, getting the codes read is just the start of the process, not a final diagnosis.
It would be really cool if there was a code reader that could tell you where a vacuum leak was
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