Need Appliance Repair Help? Ask a Technician for Answers ASAP
L22 means that your oven thinks the lower oven temperature is too hot. Try to flip the circuit breaker off to the oven for 5 minutes to see if the electronics will reset. If not, then your oven sensor inside the lower oven has failed and would need to be replaced before you can use the lower oven I'm sorry to say.
We are on the honor system here. Please remember to rate my service by selecting a star at the top of the screen before you leave today. If you need anything else, just let me know. You can continue asking follow-up questions at no additional charge after rating my service if you still need assistance.