ive got the same problem too
well before it was working when i accelerate when driving but when i didnt it would not move and now i think it just dont move even when i do accelerate , my mechanic told me mayb a ground wire fall out and would look at ot 4 me but i never have time to go cause i need the car 2 drive 2 work
gonna pull out the dash tomorrow and see
and i also got a 20vst and where is the thermostat housing located in the engine bay