LG Oven / Range — Error Code H5
The cooktop surface temperature is above 150 degrees Fahrenheit.
ApplianceDB ranks 1 repair for this code, led by “Let the cooktop cool and reset”. That top fix is an easy DIY job, involving the cooktop temperature sensor. Severity is classified as informational — the appliance keeps running normally.
Ranked repair steps
1. Let the cooktop cool and reset
Press Power on/off; if the code persists, switch the breaker off for thirty seconds and back on.
easy · basis: manufacturer first
Provenance: facts re-derived from an official manufacturer listing — LG USA Support — Range Error Codes List. Meanings and steps are original paraphrase; nothing is reproduced verbatim.