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Blind spot assist retrofit with radar communication error
Hi All,
I'm recently retrofit the option 234 for W213.
I've replaced door control module for front left/right, Installed 2 radar at rear bumper
Coding buy Chinese guy and blind spot is working as expected.
The problems are when I used Xentry to scan my car. It always showing fault code for U11A687, Communication to radar has malfunction. Please refer to attached.
I also try to use DTS to diagnostic DTC error. It's the same issue.
My car do not have any driving package. Is there any parameter can eliminate this error?
I tried to use Xentry to test communication. The test result about communication is OK. but have an error result in another attached
Last edited by maximusmx; Apr 24, 2025 at 01:00 AM.
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