hi there after giving my glanza big licks on full boost ( silly of me ) it threw the engine manigment light up and would not boost over 6 psi hmmmmm that was with the high boost on. the engine is totally standard as it came from toyota it does have a hks ssqv i realy need help guys and girls this is my own fault of a silly moment the high and low boost button does work fine ( dont shout at me i know im silly ) thanks