Name: Samsung DW80T5040US
Brand: Samsung

Question 1

What does error code 4C mean on Samsung DW80T5040US?

Accepted Answer

The dishwasher isn't getting enough water. Cause: Water supply pressure is too low; Water supply valve under the sink is closed; Aqua stop device is malfunctioning; Case brake fails to detect pulses from the flow meter; Water inlet valve connector disconnected; Water inlet valve coil defective; Flow meter defective; Foreign material in water supply line or inlet valve filter; Main PBA defect.

Question 2

What does error code 4C5 mean on Samsung DW80T5040US?

Accepted Answer

The water valve is letting small amounts of water in when it shouldn't be. Cause: Water inlet valve not sealing properly; Foreign material in the water valve preventing full closure; Flow meter detecting phantom pulses; Main PBA defect.

Question 3

What does error code 5C mean on Samsung DW80T5040US?

Accepted Answer

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

Question 4

What does error code AC mean on Samsung DW80T5040US?

Accepted Answer

The dishwasher's main control board and display board can't talk to each other. Cause: Main PBA defective; Sub PBA defective; Communication connection between Main PBA and Sub PBA not properly connected; Wire harness damaged between boards.

Question 5

What does error code AC6 mean on Samsung DW80T5040US?

Accepted Answer

The motor speed controller board isn't responding. Cause: Main PBA defective; Inverter PBA defective; Communication connection for Main PBA or Inverter PBA not properly connected; Wire harness between Main PBA and Inverter PBA damaged.

Question 6

What does error code bC2 mean on Samsung DW80T5040US?

Accepted Answer

A control panel button appears to be stuck. Cause: Touch button physically stuck or damaged; An object is resting on the touch button; Condensation on the control panel or Main PBA connectors; Sub PBA or touch button PBA defective.

Question 7

What does error code bC3 mean on Samsung DW80T5040US?

Accepted Answer

The touchpad and its controller board can't communicate properly. Cause: Touch button PBA defective; Sub PBA or touch button PBA connector not properly connected; Wire harness between Sub PBA and touch button damaged; Sub PBA defective.

Question 8

What does error code dC3 mean on Samsung DW80T5040US?

Accepted Answer

The automatic door opening feature isn't working. Cause: Auto Door Open actuator defective; Door hinge or spring binding, preventing auto-open; Door sensing switch defective; Touch button PBA or Sub PBA not properly connected.

Question 9

What does error code FC mean on Samsung DW80T5040US?

Accepted Answer

The drying fan isn't spinning fast enough. Cause: Dry fan motor defective or failing; Fan motor connector disconnected; Fan blade obstructed by debris; Main PBA fan motor relay defective.

Question 10

What does error code HC mean on Samsung DW80T5040US?

Accepted Answer

The heating element isn't warming the water properly. Cause: Heater element is defective and overheating; Thermistor is defective (reading incorrectly low, so heater keeps running); Hot water supply connected to dishwasher exceeds safe temperature; Main PBA heater relay stuck closed.

DW80T5040US

Error Codes

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Code	Meaning	Severity
4C	The dishwasher isn't getting enough water	Moderate
4C5	The water valve is letting small amounts of water in when it shouldn't be	Minor
5C	The dishwasher can't drain the water out	Moderate
AC	The dishwasher's main control board and display board can't talk to each other	Moderate
AC6	The motor speed controller board isn't responding	Moderate
bC2	A control panel button appears to be stuck	Minor
bC3	The touchpad and its controller board can't communicate properly	Minor
dC3	The automatic door opening feature isn't working	Minor