Category: Samsung

Problem: Motor stall detection during acceleration – mechanical binding or sensor fault

How to Fix 3E4 Error

1. Verify drum rotates freely by hand (no bearing seizure) – should complete 3+ rotations when spun.
2. Inspect drive belt tension and condition – replace if glazed, cracked, or stretched (proper tension: 1/2″ deflection with 10 lbs pressure).
3. Check suspension rods for proper tension (all 4 should have equal resistance when pulled down 2 inches).
4. Test hall sensor operation as per 3E procedure with drum rotation.
5. Measure inverter DC bus voltage during startup attempt with multimeter (should maintain >300V DC under load).
6. Replace main PCB DC92-01543A if DC bus collapses during startup attempt indicating faulty power components.
7. Inspect tub bearings for roughness by rotating drum slowly – replace bearing kit if grinding noise present.

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 3E4 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: Overcurrent error – excessive amperage draw detected by inverter protection circuit

How to Fix 8E Error

1. Unplug washer and inspect main power cord for damage or fraying near strain relief.
2. Check household circuit breaker for partial trip condition (reset fully OFF then ON).
3. Test noise filter DC96-00488A resistance between L-N (should read 1-2MΩ) and L-G/N-G (should read OL).
4. Measure inrush current during startup with clamp meter (should not exceed 15A for first 2 seconds).
5. If current normal but error persists immediately on power-up: replace main PCB DC92-01543A.
6. If current excessive: inspect all loads (heater, pump, motor) for shorts to ground using megohmmeter (>1MΩ required).
7. Verify proper grounding continuity from chassis ground lug to outlet ground terminal (<1Ω).

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 8E 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: DC bus overvoltage on inverter circuit (>400V DC) – rectifier or capacitor fault

How to Fix 9C1 Error

1. Power cycle washer completely (unplug 10 minutes) to discharge DC bus capacitors.
2. If error returns immediately on power-up without motor operation: main PCB DC92-01543A faulty.
3. Inspect PCB for burnt components near large electrolytic capacitors (C101-C104, 450V 680μF).
4. Check DC bus capacitor ESR (equivalent series resistance) with ESR meter – replace PCB if >5Ω (normal <1Ω).
5. Verify proper grounding continuity from chassis to outlet ground (critical for voltage reference).
6. Replace main PCB assembly as complete unit – component-level repair not cost-effective due to integrated design.
7. After replacement, run full diagnostic cycle to verify DC bus stability (should maintain 310±15V DC during operation).

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 9C1 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: DC bus undervoltage on inverter circuit (<250V DC) - rectifier or supply fault

How to Fix 9C2 Error

1. Measure AC input voltage at terminal block TB1 (must be >105V AC under load).
2. Check noise filter output voltage under load – should match input within 2V.
3. Inspect rectifier diodes D1-D4 on PCB for opens (test forward bias
4. 4-
5. 7V, reverse OL).
6. Test DC bus capacitor capacitance with LCR meter – replace PCB if <80% rated value (450V 680μF minimum).
7. Verify no excessive current draw from other loads causing voltage sag during motor startup.
8. Replace main PCB DC92-01543A if components test good but DC bus collapses under load.
9. Confirm proper wire gauge on dedicated circuit (minimum 14 AWG for 15A circuit; 12 AWG recommended).

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 9C2 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: High temperature circuit fault – heater element or thermostat failure

How to Fix 9C6 Error

1. Disconnect power and drain tub completely using drain cycle or manual pump-out.
2. Access heating element at bottom front of outer tub (remove lower panel and element cover).
3. Measure element resistance between terminals (should read 20-30Ω; OL = open circuit failure).
4. Test high-limit thermostat continuity (mounted adjacent to element) – should read closed circuit at room temperature, open at 185°F.
5. Replace heating element DC47-00013A if open circuit or terminals burnt/corroded.
6. Replace thermostat if open circuit at room temperature.
7. If both test good: replace main PCB DC92-01543A (faulty heater relay RL3 or temperature monitoring circuit).
8. Verify proper water level during heat cycles – low water causes overheating errors (check pressure switch 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

Still Not Working?
If the Samsung washer 9C6 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: Hardware overcurrent – physical short circuit detected (fire hazard)

How to Fix 9C7 Error

1. UNPLUG WASHER IMMEDIATELY – safety hazard present. Do not operate until repaired.
2. Visually inspect all wiring harnesses for melted insulation or chafing against sharp edges (pay attention to motor and heater connections).
3. Disconnect all loads (heater, pump, motor) at PCB and power up briefly – if error clears, reconnect loads one-by-one to isolate fault.
4. Test each load for shorts to ground with megohmmeter (>1MΩ required; <100kΩ indicates fault).
5. Inspect PCB for burnt traces near power relays or inverter section (look for carbon tracking).
6. Replace main PCB DC92-01543A and any damaged wiring harnesses.
7. NEVER operate washer with this error until root cause identified – fire risk exists from uncontrolled current flow.

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 9C7 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: Software overcurrent – current sensing circuit fault or False trigger

How to Fix 9C8 Error

1. Power cycle washer (unplug 5 minutes) to clear transient fault.
2. Test water level sensor/pressure switch DC96-01703G operation as per 4E procedure.
3. Inspect pressure tube for cracks or moisture accumulation causing False high-level signal.
4. Clear drain filter thoroughly – partial blockage can trigger False overcurrent during pump operation.
5. If sensor tests good but error returns during drain cycle: replace main PCB DC92-01543A (faulty current sensing IC U
6. .
7. After PCB replacement, perform auto-calibration cycle per service manual to reset current thresholds.
8. Verify proper drain hose height (max 96 inches) to prevent backpressure during pump 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

Still Not Working?
If the Samsung washer 9C8 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: Overflow condition detected by leak sensor system – tub overfilled

How to Fix LC1 Error

1. Tilt machine backward to drain base pan water completely.
2. Inspect pressure tube connection at tub top air dome – disconnected tube causes continuous fill.
3. Test water level sensor DC96-01703C operation (blow into tube while monitoring switch continuity – should toggle at
4. 5 PSI).
5. Check inlet valve for sticking open – enter diagnostic mode to cycle valve operation 5 times.
6. Replace water level sensor if switch fails to activate at proper pressure or frequency output unstable.
7. Replace leak sensor DC96-01703A if base pan dry but error persists (False trigger from mineral deposits).
8. Verify drain pump activates before next fill cycle to prevent cumulative overfill – test pump operation in diagnostic mode.

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 LC1 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: Water level sensor frequency out of range – pressure switch fault

How to Fix 1E Error

1. Inspect pressure tube for cracks, kinks, or disconnection at tub air dome and sensor (common failure at sharp bends).
2. Disconnect tube at sensor and blow through entire length to clear moisture blockage (tube must be completely dry).
3. Submerge tube end in water and blow gently – should see steady stream of bubbles indicating clear passage.
4. Test sensor output frequency with multimeter in frequency mode (should read 28-32kHz at empty tub, 22-26kHz at full tub).
5. Replace water level sensor DC96-01703C if frequency unstable (<20kHz or >35kHz) or no change with pressure applied.
6. Check tub air dome port for soap scum blockage – remove hose clamp and clean port with pipe cleaner or small brush.
7. Verify pressure tube has proper drip loop below tub connection to prevent moisture migration to sensor.

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 1E 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: Power button held >13 seconds or stuck switch causing control fault

How to Fix bE1 Error

1. Power cycle washer completely (unplug 5 minutes) to reset control logic.
2. Inspect control panel for liquid spills causing button short (look for residue around buttons).
3. Remove top panel (3 rear screws) and disconnect control panel ribbon cable from main PCB.
4. Clean ribbon cable contacts with 90% isopropyl alcohol and lint-free cloth – let dry 5 minutes.
5. Test button matrix continuity with multimeter in diode mode – power button should read open circuit when released, ~
6. 6V when pressed.
7. Replace control panel assembly DC97-15318A if button stuck closed or ribbon cable damaged (traces cracked).
8. Ensure no objects pressing against control panel during operation (laundry baskets, shelves).

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 BE1 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.