Idle drops down by 50% when AC Turned On.(Video)

ASSISTANCE Stock Engine-Bay Components
1

Hello! Has anyone seen this problem before ? My 1993 Integra, Idle drops down by 50% when AC Turned On. b20b swap, No check engine light. Here is a youtube video of what is going on https://www.youtube.com/watch?v=nmqTy_KxXjc

2

Nobody?

3

adjust the idler screw while the a/c is on

4

I tried that. But then with the AC off the idle will be high around 1500rpm. Thanks for your help though.

5

It sounds like a crazy current draw to me. Is there any difference with just the fan blower on vs the A/C switch on?

6

That’s weird