Author: ApplianceFixGuide Team

How to Fix Samsung Dishwasher Error HC
Problem: Heater current fault; abnormal current draw indicating short circuit or element failure

How to Fix Dishwasher Error
1. Unplug dishwasher and allow 30 minutes for components to cool completely.
2. Remove lower access panel to access heater assembly and wiring.
3. Disconnect electrical wires from heater terminals. Label connections.
4. Test heater element resistance: proper reading 15-30Ω. Zero resistance = short circuit.
5. Inspect wiring harness near heater connections for melted insulation, burn marks, or evidence of arcing.
6. Test thermal fuse continuity mounted on heater housing. Replace if open circuit.
7. Remove mounting bolts securing heater assembly to tub. Extract old unit.
8. Clean tub mounting surface thoroughly with isopropyl alcohol. Install new gasket.
9. Install new heater assembly using OEM part DD97-00001A. Torque mounting bolts to 12 in-lbs in crisscross pattern.
10. Reconnect wires securely. Restore power. Run Sanitize cycle while monitoring for proper heating and absence of burning smells.
Still Not Working?

If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.

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February 27, 2026
How to Fix Samsung Dishwasher Error LC
Problem: Low current error; insufficient power to heater circuit indicating relay or board fault

How to Fix Dishwasher Error
1. Unplug dishwasher and verify household voltage at outlet is 110-120V AC using multimeter.
2. Remove lower access panel to access main control board and heater connections.
3. Inspect board near heater relay for burnt components, bulging capacitors, or charred traces.
4. Test heater element resistance per HE procedure. Replace heater if open circuit.
5. Test thermal fuse continuity on heater housing. Replace if open circuit.
6. If heater and fuse test good but error persists: replace main control board using OEM part DD92-00001A.
7. Transfer all connectors to new board carefully. Secure mounting screws to 4 in-lbs torque.
8. Reconnect heater wiring. Reinstall access panel.
9. Restore power. Enter diagnostic mode to verify heater relay operation.
10. Run Sanitize cycle while monitoring water temperature with external thermometer to confirm proper heating.
Still Not Working?

If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.

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February 27, 2026
How to Fix Samsung Dishwasher Error SC
Problem: Steam generator fault; scale buildup, element failure, or water supply issue (steam models only)

How to Fix Dishwasher Error
1. Unplug dishwasher and turn off water supply valve.
2. Remove lower access panel to access steam generator assembly.
3. Disconnect water inlet hose and drain residual water into container.
4. Descale generator using manufacturer-approved solution: pour into reservoir, run maintenance cycle per manual.
5. Disconnect steam generator wiring harness. Test heating element resistance (should be 30-60Ω).
6. If element is open or generator is heavily scaled: remove mounting hardware and water line connections.
7. Extract old steam generator assembly. Clean mounting area thoroughly.
8. Install new steam generator using OEM part DD97-00002A. Ensure all seals are properly seated.
9. Reconnect water lines with new hose clamps. Reconnect electrical harness securely.
10. Restore water and power. Run Steam cycle while verifying steam production and absence of leaks at all connections.
Still Not Working?

If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.

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February 27, 2026
How to Fix Samsung Dishwasher Error 1
Problem: Flash code 1: Water inlet failure; insufficient water flow detected (non-display models)

How to Fix Dishwasher Error
1. Unplug dishwasher and turn off water supply valve.
2. Verify household water supply valve is fully open. Check supply hose for kinks or blockages.
3. Remove lower access panel. Disconnect water supply hose from inlet valve.
4. Clean inlet screen filter inside valve port with toothbrush and vinegar solution. Rinse thoroughly.
5. Reconnect supply hose hand-tight plus 1/4 turn.
6. Access inlet valve assembly. Test solenoid coil resistance: 500-1500Ω. Replace if open/shorted.
7. Disconnect wiring harness. Remove mounting screws. Extract old valve assembly.
8. Install new inlet valve assembly using OEM part DD61-00001A. Secure mounting hardware.
9. Reconnect water supply hose and wiring harness.
10. Restore water and power. Start cycle and verify dishwasher fills to proper level within 90 seconds.
Still Not Working?

If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.

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February 26, 2026
How to Fix Samsung Dishwasher Error 2
Problem: Flash code 2: Drain system failure; pump obstruction or motor fault (non-display models)

How to Fix Dishwasher Error
1. Unplug dishwasher and remove lower access panel.
2. Place towels under pump area. Open pump access cover to drain residual water.
3. Remove coarse filter to access pump impeller. Rotate impeller manually—it must spin freely 360°.
4. Clear any debris (food particles, utensils) blocking impeller or housing.
5. If impeller is cracked, broken, or pump housing is damaged: disconnect pump wiring harness.
6. Loosen hose clamps on inlet/outlet hoses. Remove mounting screws securing pump.
7. Extract old drain pump assembly. Clean mounting surface thoroughly.
8. Install new drain pump using OEM part DD31-00010A. Align mounting tabs, secure screws.
9. Reconnect hoses with clamps tightened firmly. Reconnect wiring harness.
10. Reinstall filter and access cover. Restore power. Run Drain cycle to verify complete water removal within 90 seconds.
Still Not Working?

If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.

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February 26, 2026
How to Fix Samsung Dishwasher Error 3
Problem: Flash code 3: Door switch malfunction; switch stuck open or wiring fault (non-display models)

How to Fix Dishwasher Error
1. Unplug dishwasher from electrical power.
2. Ensure door closes fully with firm click. Check door strike plate alignment on frame.
3. Remove inner door panel or control console to access door switch assembly near latch.
4. Test door switch continuity with multimeter: switch must CLOSE when door is pressed shut.
5. If switch fails continuity test: disconnect wiring harness.
6. Remove mounting screws securing switch assembly. Extract old switch.
7. Install new door switch using OEM part DD64-00001A. Verify actuator arm aligns with door latch.
8. Reconnect wiring harness securely. Reassemble door panels.
9. Restore power. Test by opening/closing door while observing control response.
10. Start cycle to confirm dishwasher operates only when door is fully closed and latched.
Still Not Working?

If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.

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February 26, 2026
How to Fix Samsung Dishwasher Error 4
Problem: Flash code 4: Temperature sensor fault; thermistor open/shorted (non-display models)

How to Fix Dishwasher Error
1. Unplug dishwasher and allow components to reach room temperature.
2. Remove lower access panel to access temperature sensor on heater housing.
3. Disconnect wiring harness from thermistor.
4. Measure resistance across sensor terminals with multimeter. Expected: ~10kΩ at 77°F.
5. If reading is infinite (open), near zero (shorted), or significantly off: remove mounting screw.
6. Gently extract thermistor from mounting well. Clean well with isopropyl alcohol.
7. Apply thermal conductive paste to tip of new sensor.
8. Install replacement thermistor using OEM part DD31-00003A. Secure mounting screw to 4 in-lbs torque.
9. Reconnect wiring harness firmly. Reinstall access panel.
10. Restore power. Run cycle to verify temperature display updates accurately and error clears.
Still Not Working?

If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.

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Browse all Samsung error codes: Samsung Error Codes
February 26, 2026
How to Fix Samsung Dishwasher Error 5
Problem: Flash code 5: Wash motor fault; seized bearings or electrical failure (non-display models)

How to Fix Dishwasher Error
1. Unplug dishwasher and remove lower access panel.
2. Manually rotate wash impeller from pump housing access. Should turn smoothly with no grinding.
3. Disconnect motor wiring harness from main board. Label connections.
4. Test motor windings resistance between terminals (U-V, V-W, W-U). Readings must be balanced (3-8Ω).
5. Test hall sensor resistance within motor assembly per wiring diagram (typically
6. 5-
7. 5kΩ).
8. Inspect impeller area for foreign objects jamming rotation. Remove obstructions carefully.
9. If motor binds mechanically or electrical tests fail: remove mounting bolts securing motor.
10. Extract old wash motor assembly. Clean mounting surface thoroughly.
11. Install new motor assembly using OEM part DD31-00008A. Torque mounting bolts to 18 in-lbs.
12. Reconnect wiring harness. Restore power. Run motor diagnostic test to verify smooth operation and correct rotation direction.
Still Not Working?

If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.

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February 26, 2026
How to Fix Samsung Dishwasher Error 6
Problem: Flash code 6: Control panel error; stuck button or ribbon cable fault (non-display models)

How to Fix Dishwasher Error
1. Unplug dishwasher from electrical power.
2. Press each button on control panel firmly 5 times to dislodge debris.
3. Remove control console assembly: release clips or remove screws, disconnect ribbon cable.
4. Inspect ribbon cable and connectors for moisture, corrosion, or physical damage. Clean contacts with isopropyl alcohol.
5. Test button matrix continuity using multimeter per service manual pinout.
6. If short circuit persists after cleaning: replace control panel assembly using OEM part DD92-00002A.
7. Transfer all connectors to new panel. Secure mounting hardware.
8. Reconnect ribbon cable firmly until seated completely.
9. Reinstall console assembly. Restore power.
10. Verify all buttons respond correctly during operation and error code does not reappear.
Still Not Working?

If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.

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Browse all Samsung error codes: Samsung Error Codes
February 26, 2026
How to Fix Samsung Dishwasher Error 7
Problem: Flash code 7: Power supply fault; voltage instability or temporary outage (non-display models)

How to Fix Dishwasher Error
1. Verify household electrical power is restored. Check circuit breaker panel to ensure dishwasher’s dedicated 15A breaker is fully ON.
2. Measure voltage at dishwasher outlet with multimeter during operation—must maintain 110-120V AC.
3. Inspect power cord and terminal block connections inside dishwasher for looseness, corrosion, or arcing damage.
4. Tighten terminal block screws to 8 in-lbs torque if accessible and loose.
5. Ensure dishwasher is on dedicated circuit with no other high-draw appliances sharing the line.
6. For recurring voltage issues: install hole-house voltage regulator or dedicated UPS for dishwasher circuit.
7. After verifying stable power, restore dishwasher operation.
8. Run short cycle to confirm normal operation without error recurrence.
9. Monitor voltage during multiple cycles if problem has occurred repeatedly.
10. If error persists with stable voltage, suspect main control board fault requiring professional diagnosis.
Still Not Working?

If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.

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Browse all Samsung error codes: Samsung Error Codes
February 26, 2026