Samsung WF219ANW/XAA, Fast Track Troubleshooting

Washer Connector Checks WF219

CN5

1 AC Pwr (N) (Wht)

3 AC Pwr (L) (Blu)

CN7

2 Door Lock & Valve 
common (to L) (Blk)

Water Temperature Thermistor Check

Test 1

Test 2

Connector CN 3 Pin 3 (White) and CN3 Pin 6 
(Orange)

Operating voltage at Room temperature 
-

Operating Resistance at Room 
Temperature (Power off) discon-
nect CN3

4.2VDC (5VDC May indicate a connector 
issue)

50-57k

Ω

Door Switch Check

Test 1

Test 2

Connector CN3 Pin 4 (Brown) and CN3 Pin 6
(Orange)

DC voltage Door Open, 0VDC Door 
Closed

Operating Resistance with 
power off

24k

Ω

Water Level Sensor Check

Test 1

Test 2

Voltage: Connector CN 3 Pin 8 (Pink) and CN3 Pin 
6 (Orange) And Connector CN 3 Pin 7 (Violet) and 
CN3 Pin 6 (Orange)  

Resistance: Connector CN 3 Pin 8 (Pink) and CN3 
Pin 7 (Violet)

Operating voltage at no water in the 
drum-

Operating Resistance  (Power 
off)

2.5VDC

Pin 8 (Pink) and Pin 7 (Violet) 
22- 24

Ω

Hall Sensor Check

Test 1

Test 2

Connector CN8 Pin 4 (Orange) and Pin 2 (Red) ad-
ditionally  Pin 4 (Orange) and Pin 3 (blue)

Manually spin the drum to see the volt-
age change, Power On

N/A

0Vdc or 3.75Vdc

Motor Check

Test 1

Test 2

Connector CN9 Pin 1  (Blue), Pin 2 (White) and Pin 
3 (Red)

Power Off 11.5

Ω

 across Pins 1-2, Pins 1

-3, & Pins 2-3

N/A

A/C Power Check

Test 1

Test 2

Connector CN 5 Pins 1 (White) and 3 (Blue)

Power On 120VAC

N/A

CN9

1 Motor Pwr U Phase (Blu)

2 Motor Pwr V Phase (Wht)

3 Motor Pwr  W Phase (Red)

CN10

1 Main Valve (Blu)

2 Hot Valve (Red)

4 Bleach Valve (Pnk)

6 Drain Pump (Blk)

7 Door Lock Close (Sky)

8 Door Lock Open (Wht)

CN8

 (Hull Sensor)

1  +5 vdc (Pnk)

2 Sensor Signal (Red)

3 Sensor Signal (Blu)

4 Ground (Org)

CN1 & CN2

PCB Sub (Display)

CN3

3 Water Temp Thermistor (Wht)

4 Door Sw (Brn)

6 Water Temp Thermistor Gnd. (Org)

7 Water Level Sensor (Vio)

8 Water Level Sensor (Pnk)

RY9 

Washer Heater Relay 

1 Heater (Red)                  
2 (N) (White)

3