High temp spike koce500ess09 oven

Oven/Range/Cooktop Repair
1

Brand:
**Model Number:**koce500ess09
Main Symptom:spiking high temps in main oven
What happens & when:baking

Error Code (if any):
Parts or tests already tried:power rest
Photos / video link:

2

Is it giving you an error code? Describe what happened to where you know the oven temp was too high. The more information you can provide, the better.