Sub Zero Refrigerator error codes

Sub Zero Refrigerator error codes

You have a Sub Zero refrigerator and need to deal with malfunctions? The device shows some error code, and you cannot define what it means? No need to call a master. The troubleshooting tables below will help you to define the problem with its possible causes, and figure out what should be done in your situation.

Sub Zero Refrigerator error codes

Error Code CauseSolution
EC40 Freezer Excessive Compressor RunningPress and hold the door ajar alarm key for 15 seconds to clear the code
If the error persists, then there is an issue with the refrigerator
How to fix Subzero EC 40 error code:
1 – If temperatures are high and the door on your refrigerator has not been left open
Contact Sub-Zero factory service
2 – If the temperatures are near normal range:
a – Clean the condenser of dirt or dust
b – Press and hold the door ajar alarm key for 15 seconds to clear the error code
c – Make sure the kick plate is not covered or enclosed in custom cabinetry
EC50Refrigerator Excessive Compressor RunningPress and hold the door ajar alarm key for 15 seconds to clear the code
If the error persists, then there is an issue with the refrigerator
How to fix Subzero EC 50 error code:
1 – If temperatures are high and the door on your refrigerator has not been left open
Contact Sub-Zero factory service
2 – If the temperatures are near normal range:
a – Clean the condenser of dirt or dust
b – Press and hold the door ajar alarm key for 15 seconds to clear the error code
c – Make sure the kick plate is not covered or enclosed in custom cabinetry
EC21Defrost Functionality IssueSolution 1: If temperatures are high call for service.
Solution 2: If temperatures are near normal range:
a – Clean the condenser
b – Press and hold the door ajar alarm key for 15 seconds to clear the error code
c – If EC Service light appears, or temperatures rise contact service for repair
EC24Defrost Functionality IssueSolution 1: If temperatures are high call for service.
Solution 2: If temperatures are near normal range:
a – Clean the condenser
b – Press and hold the door ajar alarm key for 15 seconds to clear the error code
c – If EC Service light appears, or temperatures rise contact service for repair
EE Service (Flashing)Refrigerator compartment thermistor faultTo clear errors, first fix or repair component then turn unit OFF and back ON
To clear the error code press bell ON/OFF key for 15 seconds
38 Service (Flashing)Several excessive compressor run times or Sub Zero Refrigerator evaporator thermistor faultTo clear errors, first fix or repair component then turn unit OFF and back ON
To clear the error code press bell ON/OFF key for 15 seconds
38 Service (Steady, not Flashing)Several excessive compressor run times or Sub Zero Refrigerator evaporator thermistor faultTo clear errors, first fix or repair component then turn unit OFF and back ON
To clear the error code press bell ON/OFF key for 15 seconds
00 Service (Flashing)SubZero Refrigerator compartment thermistor faultA 45 minute halt time occurs each ice maker cycle (no power is going to icemaker)
To bypass 45 minute dwell switch the unit OFF then back ON
00 ICE (Flashing)Water valve energizer longer than 15 seconds – Sub-Zero icemaker system disabledA 45 minute halt time occurs each ice maker cycle (no power is going to icemaker)
To bypass 45 minute dwell switch the unit OFF then back ON
-20Zone/Compartment thermistor faultRepair wiring or replace thermistor
55Zone/Compartment thermistor shortedRepair wiring or replace thermistor
SuBlue wire of display cable unhooked or faulty repair wiring
-88Red Wire of display cable unhooked or faulty, top lights are off and keys are inoperative repair wiring