Welcome to Nicoclub.
To help us help you, please provide more information about your circumstances.
1. What year and model of car is this?
2. What had happened prior to this issue, did anything change in the car such as installing something?
3. What have you tried for a remedy so far?
What exactly is non-responsive? Does the key fob unlock the doors?
This might be of help, maybe not.
https://forums.nicoclub.com/post6780223.html