Name: Samsung DW80R9950UG
Brand: Samsung

Question 1

What does error code 3C mean on Samsung DW80R9950UG?

Accepted Answer

The main wash pump isn't spinning properly. Cause: Foreign object entered the circulation pump causing it to jam; Circulation pump motor is defective; Main PBA is defective; Inverter PBA is defective.

Question 2

What does error code 3C1-3C6 mean on Samsung DW80R9950UG?

Accepted Answer

The main wash pump keeps failing after multiple restart attempts. Cause: Foreign object entered the circulation pump causing it to jam; Circulation pump motor is defective; Main PBA is defective; Inverter PBA is defective.

Question 3

What does error code 4C mean on Samsung DW80R9950UG?

Accepted Answer

The dishwasher isn't getting enough water. Cause: Water supply valve is closed or partially closed; Water supply pressure is too low; Aqua stop device is malfunctioning; Case brake fails to detect flow meter pulses; Foreign material blocking water supply line or water valve filter; Water valve coil is defective (open circuit); Main PBA water valve relay is defective.

Question 4

What does error code 4C5 mean on Samsung DW80R9950UG?

Accepted Answer

Water is getting into the dishwasher when it shouldn't be. Cause: Water valve leaking water when it should be off; Water valve stuck partially open.

Question 5

What does error code 5C mean on Samsung DW80R9950UG?

Accepted Answer

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

Question 6

What does error code 5C1-5C6 mean on Samsung DW80R9950UG?

Accepted Answer

The dishwasher tried multiple times to drain but keeps failing. Cause: Foreign object entered the drain pump causing it to jam; Drain pump motor is defective; Main PBA is defective; Inverter PBA is defective.

Question 7

What does error code 7C mean on Samsung DW80R9950UG?

Accepted Answer

The water direction control motor for the Waterwall feature isn't working. Cause: Motor gear is defective or stripped; Sensor vane is defective; Vane is physically blocked by debris or dish; Motor vane connector is disconnected.

Question 8

What does error code 9C1/9C2 mean on Samsung DW80R9950UG?

Accepted Answer

The electrical power coming to the dishwasher is too high or too low. Cause: High or low voltage supplied to the dishwasher; Power supply brownout or blackout; Electrical circuit issue in the home.

Question 9

What does error code AC mean on Samsung DW80R9950UG?

Accepted Answer

The main control board and the display board can't talk to each other. Cause: Main PBA or Sub PBA is defective; Communication connection between Main PBA and Sub PBA is not properly connected; Sub wire harness is damaged.

Question 10

What does error code AC6 mean on Samsung DW80R9950UG?

Accepted Answer

The main control board and the motor control board can't communicate. Cause: Main PBA or Inverter PBA is defective; Communication connection between Main PBA and Inverter PBA is not properly connected.

DW80R9950UG

Error Codes

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Code	Meaning	Severity
3C	The main wash pump isn't spinning properly	Moderate
3C1-3C6	The main wash pump keeps failing after multiple restart attempts	Moderate
4C	The dishwasher isn't getting enough water	Moderate
4C5	Water is getting into the dishwasher when it shouldn't be	Minor
5C	The dishwasher can't drain the dirty water out	Moderate
5C1-5C6	The dishwasher tried multiple times to drain but keeps failing	Moderate
7C	The water direction control motor for the Waterwall feature isn't working	Moderate
9C1/9C2	The electrical power coming to the dishwasher is too high or too low	Moderate