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    Q5 Lane change assist help! C1115F0

    Hey everyone! I’m in need of some help here troubleshooting what is going on with my 2014 Q5 TDI. Got my car back from the dealer where they replaced the DEF tank and pumps, and the wiring harness and control module for it. Since then I have driven roughly 2k miles on a road trip and now I’m...
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    MOST (optical comms) issue

    Hey there, did you ever get this issue solved? If so, what was the fix? I have a 2014 q5 with the same 00384 and 02067 codes being thrown now at 74k miles. Just had it in at the dealer too for a DEF wiring harness replacement and am now wondering if it is somehow related to these new codes...