See this thread here with the same error messages. Replacement of the multiplexed additive pump was the solution:
viewtopic.php?t=70751
Dreaded AD Blue tank / pump problem - advice appreciated
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GiveMeABreak
- (Donor 2016)
- Posts: 41989
- Joined: 15 Sep 2015, 19:38
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Re: Dreaded AD Blue tank / pump problem - advice appreciated
Please note, I'm no longer active on the Forum, so won't respond to messages.
Marc
Marc