Use these guides to understand common display codes and decide what’s safe to check before booking service.
For professional repair, see Cooktop repair in Ottawa or Induction cooktop repair in Ottawa.
Safety notice
Safety: Do not attempt live electrical testing, bypass safety switches, or open sealed refrigeration systems. If you are unsure, call a professional.
Safe homeowner checks
- Power cycle the appliance (turn off/unplug for 60 seconds, then restart).
- Confirm the breaker is fully on (some appliances use two linked breakers).
- Check for obvious blockages (filters, drain hose kinks, lint buildup) where applicable.
- If the code returns, take a photo of the display and note when it appears (start, mid-cycle, heating, draining) — it helps diagnose cooktop issues faster.
Stop DIY and call a technician if…
- You smell burning, see smoke, or notice sparking.
- There is active leaking or water near electrical components.
- The appliance is overheating or repeatedly trips the breaker.
- The error code returns immediately after basic checks or the unit will not run safely.
Error Codes by Brand
Samsung Cooktop Error Codes
Samsung appliance repair in Ottawa
| Error Code | What It Usually Means | Safe Homeowner Check | When to Call Fixer |
|---|---|---|---|
| C0 / C1 / C2 / C3 | A sensor or cooktop control sensing fault was detected that can stop one or more zones from heating or responding. | Power off at the breaker for two minutes, then restore once. Wipe the touch surface clean and dry. Remove objects resting on the controls. | Fixer can diagnose sensors, control boards, wiring, and element modules on electric Samsung cooktops. |
| C-F0 / C-F1 / C-F2 | A communication fault was detected between cooktop controls, display modules, or heating zones. | Reset the breaker once. Note whether the fault appears on one zone or across the entire cooktop. | Fixer can diagnose user-interface boards, main control, harnesses, and module communication on electric cooktops. |
| SE / 5E | A stuck touch key or control-panel input is preventing normal zone selection or power changes. | Remove objects from the control surface, wipe the panel clean and dry, and reset power once. Avoid pressing keys that feel stuck. | Fixer can diagnose touch-panel and control-input faults before the board or glass assembly is replaced unnecessarily. |
| Underlined U / pan detection | The induction cooktop does not detect compatible cookware on the zone, or pan size is too small for reliable detection. | Use flat-bottom magnetic cookware sized for the zone markings. Center the pan and dry the cooktop surface before trying again. | If correct cookware still is not detected on multiple zones, Fixer can diagnose the induction module, detection sensor, and control logic. |
| E0 / E1 | A temperature or surface sensor is not reporting a reading the control expects, which may shut down a zone for safety. | Allow the cooktop to cool completely. Remove cookware and wipe the zone. Avoid using damaged or warped pans on induction models. | Fixer can diagnose sensor circuits, harness connections, and control-board inputs on electric and induction cooktops. |
| E2 / overheating warning | The cooktop or a zone may be reading excess surface temperature and has limited or shut off heat to protect the appliance. | Turn the zone off and let the surface cool completely. Check that vents are not blocked and nothing is covering the glass. | Fixer can diagnose limiters, sensors, heating modules, and control output if overheating warnings return on normal use. |
| Hot surface / residual heat | The hot-surface indicator remains on or the glass still feels warm after cooking has ended. | Allow the cooktop to cool fully before wiping or placing items on the surface. This is normal briefly after high-heat use. | If the hot-surface light stays on when the glass is cold, Fixer can diagnose limiters, sensors, and control feedback. |
| Element not heating / zone not responding | A radiant, coil, or induction zone shows power at the display but does not heat or respond to level changes. | Reset power once and confirm the correct zone is selected. Try another zone at the same setting to see if the problem follows one area. | Fixer can diagnose radiant elements, relays, infinite switches, induction modules, sensors, and wiring on electric cooktops. |
| Induction zone communication | An induction zone or power module is not communicating with the main cooktop control. | Reset the breaker once. Note which zone fails and whether the display shows an error at startup or only during cooking. | Fixer can diagnose induction modules, user-interface boards, harnesses, and control communication on electric induction cooktops. |
Whirlpool Cooktop Error Codes
Whirlpool appliance repair in Ottawa
| Error Code | What It Usually Means | Safe Homeowner Check | When to Call Fixer |
|---|---|---|---|
| F1 / control fault | The cooktop control or a burner relay reported a fault that can stop one or more zones from heating or responding. | Power off at the breaker for two minutes, then restore once. Wipe the glass surface dry and remove objects from the controls. | Fixer can diagnose burner elements, relays, wiring, and control boards on electric Whirlpool cooktops. |
| Touch / control input fault | Touch keys or control inputs are not sending reliable signals, which can freeze zone selection or power changes. | Wipe the panel clean and dry. Reset power once and avoid pressing keys that feel stuck. | Fixer can diagnose touch panels, control inputs, and board communication before the glass assembly is replaced. |
| Element not heating | A radiant or coil zone powers on at the display but does not heat, often related to the element, switch, or wiring. | Try a different zone at the same power level. Power cycle once. Confirm the correct zone is selected. | Fixer can diagnose radiant elements, switches, and connections on electric cooktops — no gas burner repair. |
| Sensor / over-temperature | A surface or internal temperature sensor is not reporting a reading the control expects, which may shut down a zone for safety. | Allow the cooktop to cool completely. Remove cookware and wipe the zone. | Fixer can diagnose sensor circuits, harness connections, and control-board inputs. |
| Dual-zone / bridge-zone fault | A bridged or extended cooking zone is not detecting cookware correctly or not energizing both sections of the element. | Use flat-bottom cookware that covers the full bridged area. Cancel bridge mode and test a single zone first. | If bridge mode fails on known-good cookware, Fixer can test zone relays, sensors, and control logic. |
| Control lock / surface warning | Child lock, control lock, or a hot-surface indicator is active or stuck, limiting zone changes or showing a persistent warning. | Review your manual for how to clear control lock. Allow the surface to cool fully before wiping. | If the lock will not clear or warnings return on a cold surface, Fixer can diagnose limiters, sensors, and control feedback. |
Bosch Cooktop Error Codes
Bosch appliance repair in Ottawa
| Error Code | What It Usually Means | Safe Homeowner Check | When to Call Fixer |
|---|---|---|---|
| D / E / E or F | The cooktop is reporting a model-specific electronic fault. Exact D-, E-, or F-code meanings vary by Bosch cooktop model. | Note the full code shown on the display. Reset the breaker once and do not keep cycling power repeatedly. | Fixer can diagnose touch controls, relays, wiring, control boards, or induction modules on electric and induction cooktops. |
| dE | Cooking zones may not heat because the cooktop is in a fault state, lock mode, or not detecting compatible induction cookware. | Reset the breaker once and confirm controls are not locked. For induction zones, use flat magnetic cookware centred on the zone. Wipe the panel dry. | Fixer can diagnose control input, power relays, zone control, pan detection, and module faults on electric and induction cooktops. |
| E7010 | A Home Connect, hood communication, or network-style connection fault was detected on some Bosch induction cooktop models. | Reset the breaker once. If Wi-Fi or hood pairing is involved, check app or pairing settings only — do not open the cooktop. | If the cooktop function is affected or the code returns, Fixer can diagnose user-interface and control communication safely. |
| E9000 / E9010 / U400 / E9011 | A supply-voltage or power-quality style fault was detected that can affect zone operation or control response. | Stop using the cooktop if the breaker trips or lights flicker. Reset the breaker once only. | Fixer can diagnose appliance terminal connections, power input, and control-board power circuits. We do not perform electrical panel work. |
| F1 / F6 | A cooking zone overheated or a protective shutdown occurred that stopped heating on one or more zones. | Let the cooktop cool fully and remove cookware from the affected zone. Do not continue using the zone if heat seems uncontrolled. | Fixer can diagnose temperature sensors, limiters, relays, wiring, and control output on electric and induction cooktops. |
| F2 / F4 / E7015 / E8207 / E8208 | Hot cookware or elevated temperature near control electronics may have triggered a protective shutdown on electric or induction models. | Remove cookware from the control area and let the surface cool completely before wiping the panel. | Fixer can diagnose temperature feedback, cooling paths, sensors, and control boards on electric and induction cooktops. |
| F5 / heat level / signal tone | Hot cookware near the control panel or a heat-level warning may have triggered a protective signal tone or display alert. | Remove cookware from the control area and allow the surface to cool. Keep the panel dry and clear of objects. | If the warning returns on a cool, dry surface, Fixer can diagnose temperature feedback, controls, sensors, and board input. |
| F8 / F8 + H/h | A cooking zone may have reached a time limit or run too long without further input from the control panel. | Touch a control to reset the zone and confirm normal operation. Wipe the panel dry if it was recently cleaned. | If the warning returns quickly, Fixer can diagnose touch panels, control logic, zone relays, and board input. |
| Key Symbol / LOC / control lock | Child lock or panel lock is active, preventing zone changes or power adjustments until cleared. | Follow the control-lock release steps in your owner manual and keep the panel dry. Avoid pressing multiple keys at once. | If the lock will not clear on a cold surface, Fixer can diagnose touch panels, control input, and board feedback. |
| All displays flashing / 000 animations / display off | The touch area may be wet or covered, a self-maintenance process may be running, or the display did not light up because of a power, UI, or electronics fault. | Remove objects from the control surface, wipe the panel dry, and wait without interrupting repeatedly. Confirm the breaker once and stop if it trips. | If flashing, stuck animations, or a blank display return on a dry panel, Fixer can diagnose touch controls, user-interface boards, power input, wiring, and control modules. |
GE Cooktop Error Codes
| Error Code | What It Usually Means | Safe Homeowner Check | When to Call Fixer |
|---|---|---|---|
| F1 / control fault | The cooktop control or a burner relay reported a fault that can stop one or more zones from heating or responding. | Power off at the breaker for two minutes, then restore once. Wipe the glass surface dry and remove objects from the controls. | Fixer can diagnose burner elements, relays, wiring, and control boards on electric GE cooktops. |
| Touch / control input fault | Touch keys or control inputs are not sending reliable signals, which can freeze zone selection or power changes. | Wipe the panel clean and dry. Reset power once and avoid pressing keys that feel stuck. | Fixer can diagnose touch panels, control inputs, and board communication before the glass assembly is replaced. |
| Element not heating | A radiant or coil zone powers on at the display but does not heat, often related to the element, switch, or wiring. | Try a different zone at the same power level. Power cycle once. Confirm the correct zone is selected. | Fixer can diagnose radiant elements, switches, and connections on electric cooktops — no gas burner repair. |
| Sensor / over-temperature | A surface or internal temperature sensor is not reporting a reading the control expects, which may shut down a zone for safety. | Allow the cooktop to cool completely. Remove cookware and wipe the zone. | Fixer can diagnose sensor circuits, harness connections, and control-board inputs. |
| LOC / control lock | Child lock or control lock is active, preventing zone changes or power adjustments until cleared. | Review your manual for how to clear control lock. Wipe the panel dry and avoid pressing multiple keys at once. | If the lock will not clear on a cold surface, Fixer can diagnose limiters, sensors, and control feedback. |
| Dual-zone / bridge-zone fault | A bridged or extended cooking zone is not detecting cookware correctly or not energizing both sections of the element. | Use flat-bottom cookware that covers the full bridged area. Cancel bridge mode and test a single zone first. | If bridge mode fails on known-good cookware, Fixer can test zone relays, sensors, and control logic. |
| Surface hot / indicator warning | A hot-surface indicator is stuck on or a residual-heat warning persists after the zone has cooled. | Allow the surface to cool fully before wiping. Do not place items on zones showing a hot indicator. | If warnings return on a cold surface, Fixer can diagnose temperature limiters, sensors, and control feedback. |
Frigidaire Cooktop Error Codes
Frigidaire appliance repair in Ottawa
| Error Code | What It Usually Means | Safe Homeowner Check | When to Call Fixer |
|---|---|---|---|
| F1 / control fault | A control or touch-control fault was detected that can stop one or more radiant zones from heating or responding. | Reset the breaker once, wait 60 seconds, then restore power. Wipe the glass surface and control panel dry. | Fixer can diagnose touch controls, relays, wiring, and control-board communication on electric cooktops. |
| F11 | A stuck key or touch-panel fault was detected that can freeze zone selection or power changes. | Wipe the panel clean and dry. Reset power once and avoid pressing keys that feel stuck. | Fixer can diagnose touch panels, control inputs, and board communication before the glass assembly is replaced. |
| F3 / F20 / F26 | A communication fault between cooking controls or modules was detected on some Frigidaire cooktop models. | Reset the breaker once and avoid repeated power cycling. Note whether the display is blank or frozen. | Fixer can diagnose user-interface boards, main control, wiring harnesses, and module communication. |
| F40 / F41 | A cooktop lockout or lock-control fault is preventing zone changes or surface operation. | Review your manual for control lock instructions. Do not force controls or bypass the lock. | Fixer can diagnose touch panels, lock control circuits, and control-board inputs on electric cooktops. |
| F10 / over-temperature warning | The control may be reading an unsafe or unexpected surface temperature and has shut down a zone for protection. | Turn off the cooktop and let it cool completely. Stop using the zone if heat seems uncontrolled. | Fixer can diagnose temperature sensors, limiters, relays, wiring, and control output on electric cooktops. |
| Surface element not heating | A radiant zone powers on at the display but does not heat, often related to the element, relay, switch, or wiring on this electric cooktop. | Try a different zone at the same power level. Reset the breaker once and confirm the correct zone is selected. | Fixer can diagnose radiant elements, relays, switches, and connections — no gas burner repair. |
| Surface hot / indicator warning | A hot-surface indicator is stuck on or a residual-heat warning persists after the zone has cooled. | Allow the surface to cool fully before wiping. Do not place items on zones showing a hot indicator. | If warnings return on a cold surface, Fixer can diagnose temperature limiters, sensors, and control feedback. |
Thermador Cooktop Error Codes
Thermador appliance repair in Ottawa
| Error Code | What It Usually Means | Safe Homeowner Check | When to Call Fixer |
|---|---|---|---|
| D / E / E or F | The cooktop is reporting a pot-detection, zone, or electronic fault. Display format varies between Thermador induction series. | Use flat-bottom cookware suited for induction, center the pan on the zone, and power cycle once at the breaker. | Fixer can diagnose induction coils, detection electronics, wiring, and control-board zone output. |
| dE | A communication fault was detected between the cooktop surface and its control module or power electronics. | Reset power once and note whether all zones are affected or only one burner area. Avoid using the cooktop while the code is active. | Fixer can trace wiring harnesses, connectors, and control communication on electric and induction cooktops. |
| E7010 | An induction inverter or power-stage fault was detected that can stop one or more zones from energizing. | Turn all zones off and reset the breaker once. Do not continue cooking on a zone that flashes or beeps repeatedly. | Fixer can test induction modules, inverter circuits, wiring, and control-board output — electric and induction service only. |
| E9000 / E9010 / U400 / E9011 | A supply, configuration, or internal communication fault was detected between cooktop control electronics and connected modules. | Reset the breaker once and confirm the cooktop is on a dedicated circuit without extension cords. Note the exact code shown. | Fixer can diagnose control communication, wiring, and board inputs before induction modules or touch panels are replaced. |
| F1 / F6 | A surface control or power-regulation fault was detected that can affect zone response or touch input. | Wipe the glass surface dry, reset power once, and test one zone with compatible cookware only. | Fixer can test touch controls, relays, wiring, and control-board zone output on electric and induction cooktops. |
| F2 / F4 / E7015 / E8207 / E8208 | A zone sensor, element, or induction detection fault was detected on one or more cooking areas. | Confirm cookware is induction-compatible and centered. Avoid dragging pans across the glass while zones are active. | Fixer can diagnose zone sensors, induction coils, wiring harnesses, and control feedback. |
| F5 / heat level / signal tone | An overheat protection, heat-level warning, or audible alert was triggered — the cooktop may limit power or shut zones down. | Turn all zones off and allow the glass to cool. Remove cookware and reset power once if the tone or code continues. | If F5 or heat warnings return on a cool surface, Fixer can test temperature sensors, inverter circuits, and control safety logic. |
| F8 / F8 + H/h | A hot-surface or residual-heat warning is active — the cooktop is reporting that the glass or zone remains hot after use. | Keep children and items away from the surface until the indicator clears. Do not place heat-sensitive objects on the cooktop. | If the hot-surface indicator never clears on a cold cooktop, Fixer can test sensor circuits and control feedback. |
| Key Symbol / LOC / control lock | The control lock or child-lock function is engaged, preventing zone activation until unlocked. | Review your manual for the lock release sequence — often a long press on a key icon. Wipe the panel dry before retrying. | If the cooktop stays locked after the correct unlock steps, Fixer can test touch panels, control inputs, and board communication. |
| All displays flashing / 000 animations / display off | The cooktop control may be in a startup fault, power-up test, or communication failure state — all segments flash, show zeros, or go blank. | Reset the breaker once and wait a full minute before restoring power. Note whether the condition appears at startup or mid-use. | Fixer can diagnose control boards, wiring harnesses, and power input on electric and induction Thermador cooktops. |
Codes vary by model and region. When in doubt, check your model number and manual, or book service for a professional diagnosis.
Related repair services
If the code keeps returning, these service pages are the fastest way to book the right repair.
Brands we repair
Looking for brand-specific help? These links jump to our brand pages.
FAQ
Can I safely reset an error code?
Often you can power-cycle the appliance and check for obvious issues (drain hose, filter, breaker). If the code returns, professional diagnosis is recommended.
Should I keep using the appliance with an error code?
Not always. If you smell burning, see water leaking, or the unit is overheating, stop using it and call a technician.
Do you service cooktop error codes in Ottawa?
Yes — we service cooktop issues across Ottawa and surrounding areas. If the code returns after basic checks, book service.
How do I get a faster diagnosis when I call?
If possible, share the exact code, a photo of the display, the brand/model number, and what the appliance was doing when the code appeared (fill, heat, drain, spin).
Need Cooktop service in Ottawa?
If your cooktop keeps showing an error code, call Fixer for diagnosis and repair.