Name: Samsung DW80M9960US
Brand: Samsung

Question 1

What does error code 3C mean on Samsung DW80M9960US?

Accepted Answer

The main wash pump that sprays water isn't working properly. Cause: Foreign object entered the circulation pump causing it to be stuck; Circulation pump is out of order; Main PBA is defective; Inverter PBA is defective.

Question 2

What does error code 4C mean on Samsung DW80M9960US?

Accepted Answer

The dishwasher isn't getting enough water to run. Cause: Water supply valve is closed or turned off; Water supply pressure is too low; Aqua stop device is malfunctioning; Case brake fails to detect the pulse (flow meter issue); Foreign material blocking water supply line or water valve filter; Water valve coil is not conductive; Main PBA is defective.

Question 3

What does error code 4C5 mean on Samsung DW80M9960US?

Accepted Answer

The water inlet valve appears to be letting a small amount of water leak through when it should be closed. Cause: Water valve is leaking when it should be closed; Water valve not fully closing.

Question 4

What does error code 5C mean on Samsung DW80M9960US?

Accepted Answer

The dishwasher can't drain the dirty water out. Cause: Foreign object entered the drain pump causing it to be stuck; Drain pump is out of order; Main PBA is defective; Inverter PBA is defective; Drain hose is clogged or kinked.

Question 5

What does error code 7C mean on Samsung DW80M9960US?

Accepted Answer

The water direction controller at the bottom isn't moving properly. Cause: Motor gear (vane motor) is out of order; Sensor vane is out of order; Vane is physically blocked by dishes or debris.

Question 6

What does error code 9C1/9C2 mean on Samsung DW80M9960US?

Accepted Answer

The electrical power coming into the dishwasher is too high or too low. Cause: High voltage being supplied from the outlet; Low voltage being supplied from the outlet; Power supply circuit issue in the dishwasher.

Question 7

What does error code AC mean on Samsung DW80M9960US?

Accepted Answer

The dishwasher's main computer and the display board can't talk to each other. Cause: Main PBA or Sub PBA is out of order; Communication connection between Main PBA and Sub PBA is not properly connected; Sub Wire harness is damaged.

Question 8

What does error code AC6 mean on Samsung DW80M9960US?

Accepted Answer

The motor controller board inside the dishwasher stopped responding. Cause: Main PBA or Inverter PBA is out of order; Communication connection between Main PBA and Inverter PBA is not properly connected; Wire harness between Main PBA and Inverter PBA is damaged.

Question 9

What does error code bC2 mean on Samsung DW80M9960US?

Accepted Answer

A control panel button appears to be stuck or pressed. Cause: Touch button is out of order; An object is resting on the touch button; Condensation on CN103 of Display Control Module connector; Condensation on CON100 Touch Module connector.

Question 10

What does error code bC3 mean on Samsung DW80M9960US?

Accepted Answer

The touch panel and the control board aren't communicating properly. Cause: Touch button is out of order; Sub PBA or touch button PBA is not properly connected; Sub PBA is defective; Touch button PBA is defective.

DW80M9960US

Error Codes

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Code	Meaning	Severity
3C	The main wash pump that sprays water isn't working properly	Moderate
4C	The dishwasher isn't getting enough water to run	Moderate
4C5	The water inlet valve appears to be letting a small amount of water leak through when it should be closed	Minor
5C	The dishwasher can't drain the dirty water out	Moderate
7C	The water direction controller at the bottom isn't moving properly	Moderate
9C1/9C2	The electrical power coming into the dishwasher is too high or too low	Moderate
AC	The dishwasher's main computer and the display board can't talk to each other	Moderate
AC6	The motor controller board inside the dishwasher stopped responding	Moderate