Error Code 08
Freezer temperature sensor malfunction or disconnection
Moderate
Address soon - your appliance may not work properly
Also displayed as: Left - ② LED ON
What This Means
Connector missing or loose contact; Electric wire cut or shorted; Sensor itself failure; Contact corrosion
What actually causes this:
The freezer compartment temperature sensor has failed or lost connection, preventing the control board from regulating freezer temperature properly
First Thing to Check
Check the freezer sensor connector at MAIN PCB CN30 #3 for loose connections and visible damage
Parts Involved
How to Fix
- 1
Measure voltage between MAIN PCB CN30 #3 and #7
- 2
Voltage should be within 4.5V to 1.0V range
- 3
Verify sensor resistance at 25°C; should be 5.0 k ohms
- 4
Check connector pins for corrosion
Other Error Codes for RS25J500DWW
Main and panel control boards cannot communicate
Ice ejector or level sensor repeated failure
Freezer fan motor failure or control signal loss
Ice maker sensor malfunction or disconnection
Damper heater element or connection failure
Freezer defrost sensor malfunction or disconnection
Compressor startup failure or abnormal operation
Ambient temperature sensor malfunction or disconnection