Quote:
Originally Posted by 3ToAgree
Another question i have is that these piggy back tunes are easy to remove with what i would guess no traceability. If you had a catastrophic failure, then just remove the tune and bring it in the dealer. If the tune caused the failure, the BMW engineers should see the evidence of such a root cause effect. How would you see this scenario playing out?
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I could be completely wrong but my understanding is that if BMW wants to they can pull the logs on the ECU and it'll show you're running a tune due to overboost conditions, etc.