my 1991 celica gts stalls with the air conditioner on

Hey guys!!....great board

like i said in the heading it stalls bad.
i changed the wires and plugs but it keeps happening ...especially when i put it in reverse:banghead:

any help would be great
thanks in advance

Idle up vsv...............

idle up.

ok .....will try it ...thank u guys!!

what does vsv mean? i'm curious because my 90 ST (manual) is doing the same thing.