Sub-Zero & Wolf Appliance Error Codes
Complete reference guide with 25+ error codes for Sub-Zero & Wolf appliances, including Sub-Zero, Wolf, Cove. Find your error code below, understand the cause, and learn if it's a DIY fix or needs professional repair.
Parent company: Sub-Zero Group | Also covers: Sub-Zero, Wolf, Cove
| Code | Description | Severity |
|---|---|---|
| EC 05 | Inconsistent temperatures Causes: Temperature sensor failure, Control board malfunction, Door gasket leak | high |
| EC 10 | Freezer temperature too high Causes: Evaporator fan failure, Defrost system malfunction, Sealed system issue | high |
| EC 15 | Sealed system leak Causes: Sealed system leak, Refrigerant loss, Corroded tubing | high |
| EC 20 | Defrost under-heated Causes: Defrost heater failure, Defrost thermostat malfunction, Control board issue | medium |
| EC 22 | Wiring or defrost issue Causes: Loose wiring connection, Defrost timer failure, Harness damage | medium |
| EC 30 | Icemaker malfunction Causes: Icemaker motor failure, Water inlet valve issue, Frozen fill tube | medium |
| EC 38 | Compressor issue Causes: Compressor relay failure, Start capacitor issue, Compressor winding fault | high |
| EC 40 | Excessive compressor run time Causes: Condenser dirty, Door seal failure, Ambient temperature | high |
| EC 50 | Compressor running excessively Causes: Low refrigerant, Condenser fan failure, Restricted airflow | high |
| EC 55 | Evaporator thermistor failure Causes: Thermistor open circuit, Wiring harness damage, Connector corrosion | high |
| EC 80 | Variable speed compressor error Causes: Inverter board failure, Compressor winding issue, Power supply fluctuation | high |
| EC 85 | Overpressure on compressor Causes: Blocked condenser, Refrigerant overcharge, Condenser fan failure | high |
| EC 86 | Communication failure between compressor and board Causes: Wiring harness fault, Control board failure, Inverter board malfunction | high |
When to Call a Professional
- Error code returns after power reset
- Code is marked as high severity
- Appliance is leaking water, making unusual noises, or smells like burning
- You're not comfortable working with electrical or gas appliances
Sub-Zero & Wolf Error Codes — FAQ
What are the most common Sub-Zero & Wolf error codes?
The most common Sub-Zero & Wolf error codes relate to temperature sensors, drainage issues, motor errors, and communication failures. Check our complete list above for your specific code, or call Arcane for professional diagnosis.
How do I reset my Sub-Zero & Wolf appliance after an error code?
For most Sub-Zero & Wolf appliances, unplug the unit or turn off the circuit breaker for 60 seconds, then restore power. If the error code returns after reset, the underlying issue needs professional repair.
Can I fix a Sub-Zero & Wolf error code myself?
Some Sub-Zero & Wolf error codes indicate simple issues like unbalanced loads, clogged filters, or suds buildup that you can fix yourself. Our table above marks each code as DIY-fixable or requiring professional service. For high-severity codes, always call a certified technician.
How much does Sub-Zero & Wolf appliance repair cost in San Francisco?
Sub-Zero & Wolf appliance repair in the Bay Area typically costs $100-$500 depending on the issue. Simple fixes run $100-$200, while complex repairs (compressor, control board) can be $300-$600. At Arcane, diagnosis is free when you proceed with the repair.
Does Sub-Zero & Wolf warranty cover error code repairs?
Sub-Zero & Wolf manufacturer warranty typically covers defects for 1-2 years from purchase. Some components (like LG linear compressors) have extended coverage. Our technicians can verify your warranty status and handle claims. Even out-of-warranty repairs are affordable with Arcane.
Do Sub-Zero and Wolf and Cove use the same error codes as Sub-Zero & Wolf?
Sub-Zero, Wolf, Cove are part of the Sub-Zero & Wolf family and often share similar platforms and error code systems. However, some models may have unique codes. Our reference covers error codes for all brands in this family.