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LG Dishwasher Lights Flashing or Blinking

LDS4821ST

The 4 most common part(s) or condition(s) which contribute to the symptom Dishwasher lights flashing or blinking 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
Heating Element - Part # 1582252 Mfg Part # 5301DD1001G

Heating Element

RepairClinic Item # 1582252

If lights are flashing on the control panel, the heating element might have burned out. The heating element heats the water up to operating temperature. After a set amount of time if the temperature isn't reached a light on the control panel might start flashing. The heating element can be checked for continuity with an Ohm meter.

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$45.75

Other Causes and Conditions

Check Fault Codes

If the display lights are flashing and there is an error code in the display window, check the wiring diagram and tech sheet in the dishwasher that will provide information on the fault.

Grid is 1 inch square
Drain Pump - Part # 1461702 Mfg Part # 4681EA2002H

Drain Pump

RepairClinic Item # 1461702

If lights are flashing on the control panel, the drain pump might not be working properly. For two-wire drain pump motors check them for continuity using an Ohm meter. If it's defective You'll need to replace it. Drain pumps are not repairable.

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$52.15

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Touchpad and Control Panel

RepairClinic Item # 1396527

If the lights are flashing on the display the entire touchpad and control panel assembly might be defective. If the display works but the dishwasher functions are all out of synch, or some of the buttons don't respond properly the entire touchpad and control panel might need to be replaced.

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