kenari hve screw to adjust at the Throttle Body there due to it is wire type TB. but even u adjust it wouldn't much bcoz our ecu will relearn it. Try reset ur ecu can settle the problem or not, if cannot then u need to check which problem it occur from. Just my 2cent
there is 1 ECU controling the car air,elec & fuel system...
even you adjust it also no big different...
send to workshop to ask foreman to plug in the control unit to set for you.
if can, also clean up the throttle body...before you set it back to default.
how to check whether the ct20 turbine is working properly?
i provided the pictures for clearly explaination. is abit urgent and sorry to the many ones who helped out me recently. thanks also.