Engine idle

[skyzthe1imit]

I have a KA24E

When i start my car the idle won't hold and the car just dies. I have to gas the car a bit in order to keep the idle until the car warms up.

At high rpm, the engine power is lost.

Any ideas to either of the problems?

[S13RB25DETDRIFTER]

did u check that Air idle control valve check if it works if not check your timing