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O2 sensor heater circuit malfunction?

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Old 03-26-2005, 12:44 PM
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Default O2 sensor heater circuit malfunction?
What does this code mean? O2 sensor heater circuit malfunction. I have a 01 Dakota 4.7. Any help
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Old 03-27-2005, 09:10 PM
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Default RE: O2 sensor heater circuit malfunction?

There is a heater in the O2S and it stays on until the exhaust temp. gets up to normal.

If you use the search function you can find a lot because that has been a common topic.

https://dodgeforum.com/search.asp
 
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