TRC off... maybe u pressed a button or something something that switched your traction control off. If so, just press it again when ur done drifting like one guy said...
If VSC always on... dunno, maybe u screwed the Vehicle Stability Control and it needs checking...
Most of our cars are Dump Out .. and i know about Dump In from someone. any sifu has any comment on it ? which one is better ? any benefit for Dump In ? my car only running 7psi btw