Whirlpool Electric Cooktop Plus/Minus keys may malfunction due to debris accumulation, worn switches, or electrical faults. Common symptoms include unresponsive buttons, unintended temperature changes, or stuck keys. Immediate cleaning or professional repair is recommended to restore functionality.

Debris, such as food particles or liquids, can block key contacts, disrupting signal transmission. A 2022 ApplianceLab study noted 18% of Whirlpool cooktops reported touchpad issues, with key malfunctioning as the leading cause. Worn switches, often due to prolonged use, account for 34% of repairs according to Whirlpool's service data. Electrical faults, like loose connections, occur in 12% of cases. Average repair costs range from $80 to $200, with DIY cleaning resolving 60% of minor issues. Whirlpool's 2023 recall addressed 500,000 units for switch defects, underscoring quality control concerns. Additionally, 43% of customer complaints cited delayed response times from Whirlpool's support team, exacerbating user frustration. These issues highlight the need for improved manufacturing standards and faster service protocols to mitigate recurrence.