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Whirlpool Microwave Turns Itself on

MH1150XMS3

The 1 most common part(s) or condition(s) which contribute to the symptom Microwave turns itself on are listed below. Check or test each item and watch any available videos. If you are still unable to solve the problem you may need to do additional research and troubleshooting. Remember, with our 365 Days. Period.® return policy you can return any part for any reason. So, go ahead and buy it to try it. No other parts retailer offers this unconditional return policy.

For the symptom you selected, these are the most common parts or causes, ordered by the likelihood of fixing the symptom.

Grid is 1 inch square
Main Control Board - Part # 1178021 Mfg Part # 8206448

Main Control Board

RepairClinic Item # 1178021

If the microwave turns itself on, there may be a problem with the touch pad buttons touching intermittently. If the the touch pad is working okay, the main control board is defective and will need to be replaced.

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