Ac diode blowing out no a compressor clutch engaged

Is there a setting to the sensors that that will stop them from going off even when you are not that close to anything? In other words they go off when we back into our driveway, or even going through… 

Car occasionally has a misfire usually in final gear with very slight throttle. No check engine light on.

Where is the headlight relay

The brake lights were staying on so I got a new brake switch that is installed up above the brake pedal. I’m just not sure if I have it on right