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Thermador & Viking Appliance Error Codes

Expert reference guide covering all Thermador and Viking appliance diagnostic codes with comprehensive troubleshooting procedures and professional repair guidance for US households

Quickly identify problems with your Thermador or Viking range, oven, dishwasher, or refrigerator and learn the correct response procedures

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Thermador & Viking Appliance Models

Thermador and Viking are premium appliance brands offering high-quality professional-grade appliances designed for discerning homeowners. Thermador, part of the BSH Group, is known for innovative features such as Star Burner technology, Masterpiece Series ranges, and advanced cooking systems. Viking, an independent premium brand, is renowned for professional-grade ranges, ovens, and built-in appliances with commercial-style performance. Both brands offer comprehensive ranges of appliances including gas and electric ranges, wall ovens, dishwashers, refrigerators, and cooktops. These diagnostic codes are applicable to the majority of Thermador and Viking appliance models available in the US market. Error indicators typically manifest as error codes displayed on the appliance control panel, LED status lights, or digital displays, providing comprehensive diagnostic information for homeowners and service technicians.

How to Read Error Codes

• Check appliance control panel for error code display
• Review LED status indicators on appliance
• Look for error messages on digital displays
• Note error code format (e.g., F0, F1, F2, E1, E2, etc.)
• Consult owner's manual for your specific model
• Error codes typically start with "F" or "E" followed by numbers

Premium Features

• Professional-grade performance
• Advanced cooking technologies
• Precision temperature control
• Commercial-style features
• Premium build quality
• Authorized service networks

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Understanding Diagnostic Codes

Thermador and Viking appliances incorporate sophisticated diagnostic capabilities that automatically detect operational issues. When a problem is identified, the system communicates through error codes displayed on the appliance control panel, LED status indicators, and digital displays. This intelligent diagnostic framework enables rapid problem identification and helps determine the appropriate response. All Thermador and Viking appliance series utilize continuous performance monitoring with real-time error detection. Error codes typically follow formats starting with "F" or "E" followed by numbers (e.g., F0, F1, F2, E1, E2, E3), indicating specific system conditions or faults. Error codes may vary slightly depending on model and firmware version. Always reference your specific model's owner's manual for precise code definitions and consult with a certified Thermador or Viking service technician for professional diagnosis and repair.

US Market Note: Thermador and Viking appliances are available in the US market through authorized dealers and premium appliance retailers. For service and support, contact Thermador or Viking customer service or an authorized service provider. Always verify model compatibility and availability of parts for US models. These premium brands often require specialized service technicians.

Range and Oven Error Codes

Common error codes for Thermador and Viking ranges and ovens.

Code	Meaning	Possible Causes	Solutions
F0Both	Control Panel Error - Problem with control panel or display	•Control panel malfunction •Display board error •Control panel wiring issue •Touchpad failure	Unplug range for 5 minutes and restart Check control panel connections If error persists, contact authorized service technician Control panel may need replacement
F1Both	Control Board Error - Error in electronic oven control	•Control board malfunction •EEPROM error •Memory corruption	Unplug range for 5 minutes and restart If error persists, contact authorized service technician Control board may need replacement
F2Both	Oven Temperature Too High - Oven temperature is too high	•Oven overheating •Temperature sensor failure •Control board error •Heating element stuck on	Turn off oven and allow to cool Check temperature sensor If error persists, contact authorized service technician Temperature sensor or control board may need replacement
F3Both	Open Temperature Sensor - Open oven temperature sensor	•Faulty temperature sensor •Sensor wiring issue •Open circuit in sensor •Sensor disconnected	Check temperature sensor connections Test sensor for open circuit If error persists, contact authorized service technician Temperature sensor may need replacement
F4Both	Short Temperature Sensor - Short circuit in oven temperature sensor	•Faulty temperature sensor •Sensor wiring issue •Short circuit in sensor •Sensor damage	Check temperature sensor connections Test sensor for short circuit If error persists, contact authorized service technician Temperature sensor may need replacement
F5Both	Heating Element Error - Heating element malfunction	•Faulty heating element •Heating element wiring issue •Element failure •Control board error	Check heating element connections Test heating element continuity Inspect heating element for damage If error persists, contact authorized service technician Heating element may need replacement
F7 / F8 / F9Both	Door Lock Error - Error in oven door lock	•Faulty oven door lock •Door lock mechanism failure •Door lock sensor error •Control board error	Check oven door lock mechanism Ensure oven door is properly closed Test door lock operation If error persists, contact authorized service technician Oven door lock may need replacement
F10Viking	Ignition Error - Ignition system malfunction (Gas ranges)	•Faulty igniter •Ignition system failure •Gas supply issue •Ignition wiring error	Check igniter operation Verify gas supply is on Check ignition system connections If error persists, contact authorized service technician Igniter may need replacement
F30Both	Open Probe - Open temperature probe or connection	•Faulty temperature probe •Probe wiring issue •Open circuit in probe •Probe disconnected	Check temperature probe connections Test probe for open circuit If error persists, contact authorized service technician Temperature probe may need replacement
F31Both	Short Probe - Short circuit in temperature probe or connection	•Faulty temperature probe •Probe wiring issue •Short circuit in probe •Probe damage	Check temperature probe connections Test probe for short circuit If error persists, contact authorized service technician Temperature probe may need replacement

Dishwasher Error Codes

Common error codes for Thermador and Viking dishwashers.

Code	Meaning	Possible Causes	Solutions
E1Both	Water Inlet Error - Water supply problem	•Water supply valve closed •Low water pressure •Clogged water inlet filter •Faulty water inlet valve	Check water supply valve is fully open Verify water pressure is adequate Inspect water supply hoses Clean water inlet filter screens If error persists, contact authorized service
E2Both	Water Level Error - Water level problem	•Faulty water level sensor •Sensor wiring issue •Control board error •Water level sensor malfunction	Check water level sensor connections Test sensor operation If error persists, contact authorized service technician Water level sensor may need replacement
E3Both	Temperature Sensor Error - Temperature sensor malfunction	•Faulty temperature sensor •Sensor wiring issue •Sensor out of range	Check temperature sensor connections Test sensor operation If error persists, contact authorized service technician Temperature sensor may need replacement
E4Both	Heating Error - Heating system malfunction	•Faulty heating element •Heating element wiring issue •Temperature sensor error •Control board error	Check heating element connections Test heating element operation If error persists, contact authorized service technician Heating element may need replacement Professional diagnosis required
E5Both	Drain Error - Drain problem	•Clogged drain hose •Drain pump obstruction •Kinked drain hose •Drain pump failure	Check drain hose for kinks or clogs Inspect drain pump for obstructions Test drain pump operation If error persists, contact authorized service
E6Both	Pump Error - Pump malfunction	•Pump obstruction •Pump motor failure •Pump wiring issue •Control board error	Check pump for obstructions Test pump operation If error persists, contact authorized service technician Pump may need replacement
E7Both	Door Lock Error - Door lock malfunction	•Faulty door lock mechanism •Door lock wiring issue •Control board error	Ensure door is fully closed Check door lock mechanism Test door lock operation If error persists, contact authorized service technician Door lock may need replacement
F01Both	Control Board Error - Control board malfunction	•Control board failure •EEPROM error •Memory corruption	Unplug dishwasher for 5 minutes and restart If error persists, contact authorized service technician Control board may need replacement

Refrigerator Error Codes

Common error codes for Thermador and Viking refrigerators.

Code	Meaning	Possible Causes	Solutions
E1Both	Refrigerator Temperature Sensor Error - Error in refrigerator compartment temperature sensor	•Faulty refrigerator temperature sensor •Sensor wiring issue •Sensor out of range •Open or short circuit in sensor	Check refrigerator temperature sensor connections Test sensor resistance with multimeter If error persists, contact authorized service technician Refrigerator temperature sensor may need replacement
E2Both	Freezer Temperature Sensor Error - Error in freezer compartment temperature sensor	•Faulty freezer temperature sensor •Sensor wiring issue •Sensor out of range •Open or short circuit in sensor	Check freezer temperature sensor connections Test sensor resistance with multimeter If error persists, contact authorized service technician Freezer temperature sensor may need replacement
E3Both	Defrost Sensor Error - Error in defrost sensor	•Faulty defrost sensor •Sensor wiring issue •Defrost system malfunction	Check defrost sensor connections Test defrost system operation If error persists, contact authorized service technician Defrost sensor may need replacement
E4Both	Fan Error - Error in fan motor or fan system	•Faulty fan motor •Fan obstruction •Fan wiring issue •Fan motor failure	Check for fan obstructions Test fan motor operation Inspect fan blades for damage If error persists, contact authorized service technician Fan motor may need replacement
E5Both	Communication Error - Communication error between display and control board	•Wiring harness issue •Control board communication failure •Display board error •Loose connections	Unplug refrigerator for 5 minutes and restart Check wiring connections If error persists, contact authorized service technician Control board may need replacement
PFBoth	Power Failure - Power outage or voltage fluctuation detected	•Power interruption •Electrical outage •Circuit breaker tripped •Voltage fluctuation	Check circuit breaker Verify power supply is restored Restart refrigerator If problem persists, check electrical connection

Cooktop and Surface Element Errors

Common error codes for Thermador and Viking cooktops and surface elements.

Code	Meaning	Possible Causes	Solutions
F20Both	Surface Element Error - Surface heating element malfunction	•Faulty surface element •Element wiring issue •Element failure •Control board error	Check surface element connections Test element continuity Inspect element for damage If error persists, contact authorized service technician Surface element may need replacement
F21Viking	Ignition Error - Ignition system malfunction (Gas cooktops)	•Faulty igniter •Ignition system failure •Gas supply issue •Ignition wiring error	Check igniter operation Verify gas supply is on Check ignition system connections If error persists, contact authorized service technician Igniter may need replacement
F22Thermador	Induction Element Error - Induction element malfunction	•Faulty induction element •Element wiring issue •Control board error •Induction coil failure	Check induction element connections Test element operation If error persists, contact authorized service technician Induction element may need replacement

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Critical Safety Notice

Do not attempt DIY repairs on your Thermador or Viking appliances without proper knowledge and safety precautions. These are premium professional-grade appliances that often require specialized service. Many diagnostic codes relate to electrical systems, gas systems, or critical safety features. Specific issues like control board failures, heating element problems, or sealed system leaks (refrigerators) require professional expertise. Always prioritize safety: disconnect power before any inspection, and for complex or safety-critical error codes, contact a certified Thermador or Viking authorized service technician. Gas-related repairs should NEVER be attempted by homeowners.

Professional service is mandatory for most repairs—contact a licensed appliance repair technician or reach out to Thermador or Viking customer service for expert assistance.

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Maintenance Guidelines

Scheduled Service Requirements

✓Professional inspection and service annually by authorized technician
✓Monthly visual inspection of appliances for damage or wear
✓Clean oven interior regularly
✓Clean cooktop and burners monthly
✓Check for error codes and status messages regularly
✓Follow manufacturer's maintenance schedule precisely

Proactive Maintenance Strategies

✓Keep appliances clean to maximize efficiency and lifespan
✓Clean spills immediately to prevent damage
✓Inspect heating elements for damage regularly
✓Ensure adequate ventilation around appliances
✓Review system alerts and error codes promptly
✓Use manufacturer-approved cleaning products

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Frequently Asked Questions

What does error code F0 mean on my Thermador or Viking range?

F0 indicates a control panel error. There is a problem with the control panel or display. Unplug the range for 5 minutes and restart. Check control panel connections. If the error persists, contact an authorized Thermador or Viking service technician as the control panel may need replacement.

What should I do if I see error code F2 (Oven Temperature Too High)?

F2 indicates the oven temperature is too high. This is a critical error. Turn off the oven and allow it to cool. Check the temperature sensor. If the error persists, contact an authorized service technician immediately as the temperature sensor or control board may need replacement.

What does error code E1 mean on my Thermador or Viking dishwasher?

E1 indicates a water inlet error. Check that the water supply valve is fully open, verify water pressure is adequate, inspect water supply hoses, and clean water inlet filter screens. If the error persists, contact authorized service.

My Thermador range displays F10. How can I fix it?

Error code F10 on a Thermador or Viking range typically indicates an ignition error for gas ranges. Check igniter operation, verify gas supply is on, and check ignition system connections. If the error persists, contact an authorized service technician as the igniter may need replacement. Gas-related repairs should never be attempted by homeowners.

Is it safe to perform DIY repairs on Thermador or Viking appliances?

Thermador and Viking are premium professional-grade appliances that often require specialized service. While some basic troubleshooting like cleaning can be done by homeowners, most error codes indicate issues that require professional expertise. Attempting complex repairs, especially those involving electrical or gas components, can be dangerous and may void your warranty. It's always best to consult a certified authorized service technician for safety-critical or persistent problems.