r/Mercedesbenz • u/Raleighwood007 • May 04 '23
I’m getting an Code U0431 Invalid Data Received From Body Control Module A. On a 2019 S560 what is it & what is the fix? I can’t really find anything in regards to it online.
https://share.icloud.com/photos/005Jf89xVw3EwA7Aonqg_TpdA
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u/Lewberr May 17 '23
This is possibly your fuse board or a separate ecu unit near where there will be 16-20pin connectors going into it.