Category: Samsung

Problem: Flash code: 4 flashes = Communication error between boards (non-display models)

How to Fix Dryer Error

• UNPLUG dryer from electrical power for 10 minutes to reset electronics.
• Remove top panel, control panel, and rear access panel to expose all internal wiring harnesses.
• Reseat every connector between main control board and other components. Press firmly until audible click.
• Clean all connector pins with electrical contact cleaner and lint-free swab. Allow 5 minutes drying time.
• Inspect entire harness routing for pinched wires, rodent damage, or abrasion near metal edges. Repair damaged sections.
• If error persists after reseating: replace main control board using OEM part DC92-01003A.
• Transfer all connectors to new board one-by-one. Secure board with mounting screws to 5 in-lbs torque.
• Restore power. Enter diagnostic mode per model instructions to verify communication with all subsystems.

Still Not Working?

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

Browse all Samsung error codes: Samsung Error Codes

Problem: Flash code: 5 flashes = Blower fan motor fault (non-display models)

How to Fix Dryer Error

• UNPLUG dryer from electrical power. Pull unit away from wall for full rear access.
• Remove rear access panel and lint duct assembly to expose blower wheel and motor.
• Manually rotate blower wheel – should turn smoothly with no grinding, squealing, or resistance.
• Disconnect motor wiring harness. Label connections before removal.
• Test motor windings resistance between terminals per service manual specifications (typically balanced 2-8Ω readings).
• Inspect blower housing for lint buildup, foreign objects, or damaged wheel blades. Clean thoroughly.
• If motor tests faulty or bearings are seized, replace blower motor assembly using OEM part DC97-14480A: remove mounting bolts, extract old motor, transfer blower wheel if applicable, install new assembly.
• Verify blower wheel spins freely with no contact to housing. Reconnect wiring harness securely.
• Reassemble components. Restore power and verify strong, consistent airflow from exhaust vent during operation.

Still Not Working?

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

Browse all Samsung error codes: Samsung Error Codes

Problem: Flash code: 6 flashes = Control panel button error (non-display models)

How to Fix Dryer Error

• UNPLUG dryer from electrical power.
• Press each button on control panel firmly 5 times to dislodge debris or contaminants.
• Remove control panel assembly: release retaining clips or remove screws, carefully disconnect ribbon cable from main board.
• Inspect ribbon cable and connectors for moisture, corrosion, or physical damage. Clean contacts with isopropyl alcohol and soft brush.
• Test button matrix continuity using multimeter per service manual pinout diagram.
• If short circuit persists after cleaning, or ribbon cable is damaged, replace main control board using OEM part DC92-01003A.
• Transfer all connectors to new board. Secure board with mounting hardware.
• Reconnect ribbon cable firmly until seated. Reassemble control panel. Restore power and verify all buttons respond correctly.

Still Not Working?

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

Browse all Samsung error codes: Samsung Error Codes

Problem: Flash code: 7 flashes = Power supply fault (non-display models); voltage instability or outage

How to Fix Dryer Error

• Verify household electrical power is stable. Check circuit breaker panel to ensure dryer’s dedicated 30A breaker is fully ON.
• Measure voltage at dryer outlet with multimeter during operation – must maintain 220-240V AC. Significant drops indicate circuit overload.
• Inspect power cord and terminal block connections inside dryer for looseness, corrosion, or arcing damage. Tighten terminals to 15 in-lbs torque if accessible.
• Ensure dryer is on dedicated circuit with no other high-draw appliances sharing the line.
• For recurring voltage issues: Install whole-house voltage regulator or dedicated UPS for dryer circuit.
• After verifying stable power, restore dryer operation and monitor for error recurrence during multiple cycles.

Still Not Working?

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

Browse all Samsung error codes: Samsung Error Codes

Problem: Flash code: 8 flashes = Moisture sensor fault (non-display models)

How to Fix Dryer Error

• UNPLUG dryer from electrical power.
• Open dryer door. Locate moisture sensor bars inside drum (typically two parallel metal strips on front bulkhead).
• Clean sensor bars thoroughly with isopropyl alcohol and non-abrasive cloth to remove fabric softener residue or buildup.
• Inspect sensor bars for cracks, corrosion, or physical damage. Check wiring harness connections at sensor and main board.
• Test sensor circuit continuity per service manual specifications using multimeter.
• If bars are damaged or circuit tests faulty, replace moisture sensor assembly using OEM part DC34-00042A.
• Remove mounting screws securing sensor assembly. Disconnect wiring harness. Install new assembly ensuring proper alignment.
• Reconnect harness. Reassemble components. Restore power and run auto-dry cycle with damp load to verify proper cycle termination.

Still Not Working?

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

Browse all Samsung error codes: Samsung Error Codes

Problem: Flash code: 9 flashes = EEPROM/memory error (non-display models)

How to Fix Dryer Error

• UNPLUG dryer from electrical power for 20 minutes to attempt deep memory reset.
• Restore power and observe if error clears. If persistent, proceed.
• Remove rear access panel to expose main control board.
• Reseat all connectors on main board. Clean pins with electrical contact cleaner.
• Inspect board for physical damage to memory chips, burnt components, or loose solder joints.
• If no visible damage but error persists, replace main control board using OEM part DC92-01003A.
• Transfer all connectors to new board carefully. Secure mounting screws to 5 in-lbs torque.
• Restore power. Enter diagnostic mode per model instructions to initialize board memory and verify all functions operate correctly.

Still Not Working?

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

Browse all Samsung error codes: Samsung Error Codes

Problem: Flash code: 10 flashes = Control board processor fault (non-display models)

How to Fix Dryer Error

• UNPLUG dryer from electrical power for 15 minutes to reset electronics.
• Restore power and check if error clears. If persistent, proceed.
• Remove rear access panel to access main control board.
• Inspect board thoroughly for burnt components, bulging capacitors, or charred traces near processor chip.
• Check all board mounting screws and ground connections for tightness and corrosion.
• If visual inspection shows damage or error persists after reset, replace main control board using OEM part DC92-01003A.
• Transfer all connectors to new board one-by-one. Secure board with mounting screws to 5 in-lbs torque.
• Restore power. Enter service mode per model instructions to initialize board and verify all subsystem operations function correctly.

Still Not Working?

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

Browse all Samsung error codes: Samsung Error Codes

Problem: Unbalanced load detected during spin cycle

How to Fix UE Error

1. Pause cycle and redistribute laundry evenly around drum circumference.
2. Remove 1-2 bulky items if overloaded (max 80% drum capacity).
3. Ensure large items (blankets, rugs) are balanced with smaller items.
4. Restart cycle.
5. If persistent: Level machine using adjustable feet (front feet turn clockwise to raise, counter-clockwise to lower; rear feet auto-level).
6. Check suspension rods for damage – access requires removing top panel (3 screws at rear) and inspecting 4 suspension rods at drum corners for broken springs or detached hooks.
7. Test spin cycle empty to verify mechanical balance before reloading.

Still Not Working?

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

Still Not Working?
If the Samsung washer UE error returns after leveling the washer, reducing the load size, and redistributing items, stop and recheck the full model number, suspension movement, tub balance, spin behavior, and wiring before buying another component.

Problem: Alternative display format for unbalanced load error on specific models

How to Fix Ub Error

1. Pause cycle and redistribute laundry evenly.
2. Reduce load size to maximum 80% drum capacity.
3. Ensure machine is level on solid floor (use carpenter’s level on drum).
4. Check that shipping bolts were completely removed during installation (4 bolts at rear of drum with plastic caps).
5. Inspect drum bearings for excessive play by lifting drum vertically at 12 o’clock position – should have <1/8" movement.
6. Test spin cycle empty to verify mechanical balance before reloading.

Still Not Working?

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

Still Not Working?
If the Samsung washer UB error returns after the basic checks, stop and recheck the full model number, the exact symptom, wiring, sensors, water or drain path, and visible component condition before buying another part.

Problem: Unstable current/voltage supply detected during operation – fluctuation >15%

How to Fix UC Error

1. Unplug washer for 30 seconds to reset PCB memory and clear transient fault.
2. Verify dedicated circuit not shared with other appliances causing load fluctuations.
3. Check outlet wiring for loose neutral connection (major cause of UC errors – measure neutral-ground voltage <2V).
4. Test noise filter DC96-00488A input/output voltage drop under load (should be <2V difference with 10A load).
5. Replace noise filter if excessive voltage drop or physical damage present.
6. If error recurs within first minute of cycle: replace main PCB DC92-01543A (faulty voltage monitoring IC).
7. Install line conditioner if household voltage fluctuates >10% during operation (common in rural areas).

Still Not Working?

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

Still Not Working?
If the Samsung washer UC error returns after the basic checks, stop and recheck the full model number, the exact symptom, wiring, sensors, water or drain path, and visible component condition before buying another part.