Thread: PO410 code - blue check valve
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Old Oct 2, 2021 | 12:04 PM
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tighed1
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Joined: Aug 2008
Posts: 5,742
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From: Sierra Vista, Arizona
Default Re: PO410 code - blue check valve
99% of the time code PO410 is burnt relay contacts on the air pump relay in the relay control module. Bet your's are burnt.
I can replace the relay for you.
 
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