If you find your Whirlpool French door refrigerator not making ice, follow our step-by-step Whirlpool refrigerator ice maker troubleshooting guide. From making sure the ice maker is turned on to checking water supply issues, here’s how to have ice at the ready. 1. Ice maker isn’t turned on. 2. Incorrect freezer temperature. 3. Ice maker is jammed. 4. Problem with refrigerator water supply. 5. Refrigerator ice maker broken.