To remove the odor of burnt plastic from a dishwasher, take all of the dishes out the dishwasher and remove the bottom rack before cleaning up any chunks of plastic around the drain. Sprinkle baking soda across the bottom of the dishwasher and then run it through one quick cycle.Continue Reading
Use the following steps to remove burnt plastic odor from a dishwasher.
Remove all dishes and make sure nothing is leaning against the heater in the dishwasher.
Make sure that there is nothing stuck by the drain.
Sprinkle baking soda across the bottom of the dishwasher and then run one hot cycle to remove odors from the unit.