Error Code 03
Compressor startup failure or abnormal operation
Moderate
Address soon - your appliance may not work properly
Also displayed as: Right - ③ LED ON
What This Means
IPM (Intelligent Power Module) pins short circuited; Low voltage applied to compressor; High voltage spike damage; Abnormal current detected in compressor; Compressor restriction or mechanical failure
What actually causes this:
The compressor cannot start due to power board failure, wiring issue, or internal compressor damage preventing refrigeration
First Thing to Check
Activate forced operation mode by pressing Freezer and Water buttons for 8 seconds; check if compressor starts with beep sound
Parts Involved
How to Fix
- 1
Check DC 13.5V at IPM pins
- 2
Check compressor wire connections U, V, W
- 3
Check PCB bottom side solder at R1
- 4
In forced operation mode, activate compressor
- 5
Verify 0-800Hz 50% duty signal output
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
Ambient temperature sensor malfunction or disconnection
Condenser fan motor failure or control signal loss