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Discussion Starter #1
What does a 1621 code mean? I'm almost out of warranty, so should I take it in?
 

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Discussion Starter #3
That's the only one my triple dog picked up.
 

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I would clear it and see if it resets. The code description is really vauge and is combined with some other codes that have to do with programming of the ECM. May have set from loading?
 

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Discussion Starter #5
Thanks cobra, I just wanted to make sure it had nothing to do with the injectors
 
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