Bosch induction cooktops are engineered for high-performance, precision cooking with rapid heat response and energy-efficient operation. Using electromagnetic technology, these cooktops heat cookware directly while keeping the surface cool to the touch—delivering speed, safety, and sleek modern control.
Despite their advanced design, Bosch induction cooktops may occasionally display error codes to signal technical issues or operational faults. These codes help identify potential problems early—ranging from cookware compatibility and overheating to electrical faults—so you can respond quickly and avoid prolonged downtime in your kitchen.
In many cases, resolving these issues may require inspecting or replacing specific Bosch induction cooktop parts, such as sensors, control boards, or power modules. Understanding what the error codes mean is the first step to restoring full function.
This guide breaks down common Bosch induction cooktop error codes, their potential causes, and the initial steps you can take to resolve them.
dE and The Cooking Zones Do Not Heat Up
Issue:
When the dE error code appears and the cooking zones do not heat up, it indicates that the demo mode has been activated. In this mode, the display and controls function normally, but the cooktop does not generate heat.
Possible Causes:
-
The appliance was unintentionally switched to demo mode, often during installation or cleaning.
-
A power reset or interruption may have triggered the mode if the cooktop wasn’t fully configured afterward.
Solutions:
-
Disconnect the appliance from the power supply for about 30 seconds by switching off the circuit breaker in your fuse box.
-
Reconnect the power, then touch any control on the cooktop within the next three minutes to deactivate demo mode.
-
Once demo mode is turned off, all cooking zones should resume normal heating functionality.
E7010 – Network or Connectivity Error
Issue:
Error code E7010 indicates that the cooktop is unable to connect to your home network or to the connected range hood. This communication failure may disrupt certain smart functions or coordinated features between appliances.
Possible Causes:
-
Temporary loss of Wi-Fi or weak network signal
-
Incorrect network credentials or settings
-
Connectivity issues with the paired hood
-
Firmware glitches following a software update or power interruption
Solutions:
-
Switch the cooktop off and on again to reset the connection attempt.
-
If the issue was temporary, the error message should disappear.
-
If the error persists, check your network stability and settings, or contact Bosch Customer Support at 1-800-944-2904, providing the full error code for further assistance.
E7015 – Electronics Overheated (Single Cooking Zone)
Issue:
Error code E7015 indicates that the electronics associated with a specific cooking zone have overheated. As a safety measure, that cooking zone has been automatically switched off to prevent damage to internal components.
Possible Causes:
-
Prolonged use at high power levels without breaks
-
Inadequate ventilation beneath the cooktop
-
Blocked air inlets or heat buildup near the control area
-
Continuous operation with oversized cookware
Solutions:
-
Wait until the affected electronics have cooled down completely.
-
Once cooled, touch any control element on the cooktop.
-
When the error message disappears, normal operation can resume for that cooking zone.
E9000 / E9010 – Incorrect Supply Voltage
Issue:
Error codes E9000 or E9010 signal that the electrical supply voltage to the cooktop is outside the normal operating range. This may prevent the appliance from functioning properly or could lead to long-term damage if not resolved.
Possible Causes:
-
Fluctuations in the household power supply
-
Incorrect installation or wiring issues
-
Use of incompatible voltage (e.g., 120V instead of 240V)
-
Issues with the power outlet, breaker, or electrical panel
Solutions:
-
These errors require electrical inspection.
-
Contact your electrical utility provider to check for voltage irregularities.
-
Alternatively, call Bosch Customer Support at 1-800-944-2904 for service assistance or to verify compatibility and proper installation.
F1 – Cooking Zone Overheated
Issue:
Error code F1 indicates that a cooking zone has overheated and was automatically switched off to protect the cooktop’s surface and internal components.
Possible Causes:
-
Continuous cooking at high power settings
-
Inadequate cookware base allowing heat buildup
-
Poor ventilation beneath the cooktop
-
Blocked airflow around the appliance
Solutions:
-
Allow the electronics and cooking zone to cool down fully before attempting to use it again.
-
Once cooled, switch the cooking zone back on—you should be able to continue cooking without issue.
F2 – Electronics Overheated (Cooking Zone)
Issue:
Error code F2 indicates that the electronics for a specific cooking zone have overheated, prompting the system to shut off that zone to prevent further heat damage.
Possible Causes:
-
Extended operation at high power levels
-
Poor ventilation underneath the cooktop
-
Oversized or heat-retaining cookware contributing to localized heat buildup
-
Blocked air circulation around the unit
Solutions:
-
Wait until the electronics have cooled down sufficiently before using the cooktop again.
-
Touch any control element to clear the error code once the system has stabilized.
-
After the message disappears, you can resume normal cooking with that zone.
F4 – Electronics Overheated (Cooking Zone)
Issue:
Error code F4 indicates that the electronics associated with a cooking zone have overheated, and the system has automatically shut off that zone to prevent further damage.
Possible Causes:
-
Prolonged use at high heat settings
-
Inadequate ventilation or blocked air vents
-
Oversized cookware retaining excessive heat
-
Internal temperature sensors detecting unsafe thermal conditions
Solutions:
-
Allow the electronics to cool down completely.
-
Once cooled, touch any control element on the cooktop.
-
When the error message disappears, normal operation can resume for that cooking zone.
F5 – Hot Cookware Detected Near Control Panel
Issue:
Error code F5, accompanied by a signal tone, means that hot cookware has been placed too close to the control panel. As a protective measure, the cooktop has shut off the affected cooking zone to avoid overheating the electronics.
Possible Causes:
-
Cookware overlapping onto the touch control area
-
Oversized pans or griddles positioned near or over the control panel
-
Accidental sliding of hot cookware during use
Solutions:
-
Remove the hot cookware from the control panel area.
-
Wait a few seconds to allow the control panel and electronics to cool slightly.
-
Touch any control element to clear the error.
-
Once the electronics have cooled down sufficiently, you can resume normal cooking.
F5 – Hot Cookware Near Control Panel (Power Level Flashing)
Issue:
When error code F5 appears with the power level flashing alternately alongside a signal tone, it means that hot cookware is positioned near the control panel, putting the electronics at risk of overheating.
Possible Causes:
-
Cookware placed too close or overlapping the control area
-
Use of large pans or griddles that extend over the touch controls
Solutions:
-
Immediately remove the cookware from the control panel area to prevent potential damage.
-
Once cookware is removed, you can continue cooking as normal without interruption.
F6 – Cooking Zone Overheated
Issue:
Error code F6 indicates that a cooking zone has overheated and was automatically switched off to protect the cooktop’s work surface and internal electronics.
Possible Causes:
-
Prolonged use at very high heat levels
-
Use of cookware that retains excessive heat
-
Blocked or insufficient ventilation around the cooktop
Solutions:
-
Allow the cooking zone and electronics to cool down completely.
-
Once cooled, switch the cooking zone back on and resume cooking as usual.
F6 – Cooking Zone Overheated
Issue:
Error code F6 indicates that a cooking zone has overheated and was automatically switched off to protect the cooktop’s work surface and internal electronics.
Possible Causes:
-
Prolonged use at very high heat levels
-
Use of cookware that retains excessive heat
-
Blocked or insufficient ventilation around the cooktop
Solutions:
-
Allow the cooking zone and electronics to cool down completely.
-
Once cooled, switch the cooking zone back on and resume cooking as usual.
F8 + H/h – Automatic Time Limitation Activated
Issue:
When error code F8 appears with an H or h, it means that a cooking zone has been running continuously for an extended period without any user interaction. As a safety feature, the automatic time limitation has shut off the zone.
Possible Causes:
-
Cooktop left unattended during operation
-
Extended simmering or slow cooking without adjusting settings
-
Inadvertent activation without user input
Solutions:
-
Touch any control element on the cooktop to acknowledge the message.
-
Re-select the desired cooking zone and heat level to resume cooking.
U400 – Incorrect Supply Voltage
Issue:
Error code U400 indicates that the incoming supply voltage is outside the normal operating range required for your Bosch induction cooktop. This can prevent the appliance from functioning properly or may cause safety shutdowns.
Possible Causes:
-
Incorrect installation or connection to a power source
-
Voltage fluctuations or surges from the main electrical supply
-
Circuit wiring issues or use of non-standard power configurations
Solutions:
-
Contact your electrical utility provider to check for supply irregularities.
-
If the issue persists, call Bosch Customer Support at 1-800-944-2904 to speak with a representative or schedule a service visit.
Bosch Induction Cooktop Troubleshooting Tips
To keep your Bosch induction cooktop running at peak performance and to minimize errors, follow these routine maintenance and usage guidelines:
-
Clean the cooktop surface regularly
Residue from spills or food can interfere with the sensors or cause the controls to become unresponsive. Use a soft cloth and non-abrasive cleaner to keep the glass surface clear and responsive. -
Avoid placing hot cookware over the control panel
Errors like F5 can be triggered when hot pots or pans rest near the touch controls. Use cookware that fits the heating zones and always leave the control area clear. -
Allow proper ventilation around the cooktop
Electronics inside the unit can overheat during prolonged use. Ensure there's enough space beneath and around the cooktop for heat to dissipate, helping prevent errors such as F2, F4, or F6. -
Use the correct cookware
Induction cooktops require flat-bottomed, ferromagnetic cookware. Incompatible pots can cause the cooking zone to shut off or not activate at all. Keep the base of your pots clean and dry for optimal performance. -
Inspect power connections and voltage supply
Voltage issues can trigger U400, E9000, or E9010 errors. If you experience persistent power-related errors, consult your electrician or utility provider. Only connect the appliance to a grounded, properly rated circuit. -
Keep the appliance firmware and connections updated (if applicable)
For smart-enabled cooktops, errors like E7010 may occur due to poor connectivity or outdated firmware. Ensure your cooktop is within range of your home Wi-Fi and that your Home Connect app is updated. -
Replace worn or damaged parts promptly
If you suspect a malfunction is due to internal failure, inspect or replace components using only genuine Bosch induction cooktop parts. Using OEM parts ensures safety, compatibility, and performance.
By staying on top of these simple checks and care steps, you can reduce the frequency of interruptions, extend the lifespan of your cooktop, and maintain consistent cooking performance.
