Hi all
I have the same problem on my 2024 PB “Trailer brake module fault” and “trailer wiring fault”
I checked all the fuses and they are good, I tried to fix them good since they come loose from the factory and I have checked fuse 91, 42, 34 but the problem stayed on.
I have no blinker problem...
Update: Yesterday the problem was solved, after re-checking fuses (all fine), disconnecting 12V batteries for a while, scanning OBD, etc.. we found that the instrument cluster signal was not found, so we tracked all electrical connections and we found a loose connection located under the arm...
The powerboost instrument cluster is not working, it is blacked out. There was an accident and airbags were deployed, then we fixed it and put new airbags, the screen was working even after the accident before putting the airbags but now it is not. Yesterday they checked the fuses and electrical...