Icu or fuses? Help please

Hello so i have a 92 integra ls, im having trouble with my rear defroster switch not turning on nor my intermediate wipers nor my corner lights. Ive heard icu but could it be fuses? Also where can i find a icu ? Areas in my junkyard do not have a 92 integra . Thank you very much happy new years

It’s the ICU. If your able to find one or get the one out of your car then you can send it to Email him for info. I have to take mine out to send it to him to get repaired. $70 core exchange is available with a
$100 deposit