Hi, Trying to read DQ381 TCU form Audi A3 , 2018-2019 model and got error Can not detect ECU, Ref 3004,
I checked diagram 5 times and both 12V , Ground Can h and Can L are connected OK.
Running Hexprog adapter and getting 12.3-12.4V.
Anyone was able to read DQ381 after last update ?
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