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Error code reference

Thermador Cooktop Error Code E7015

Overheating in the Home Connect module

Thermador codesThermador cooktop codes

Overheating in the Home Connect module — hobs are switched off to prevent overheating.

First step from the service manual

Switch off the appliance and leave it to cool down for 20-30 minutes.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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What E7015 means on a Thermador cooktop

Error code E7015 on a Thermador cooktop indicates that the Home Connect module, the wireless communication and smart control unit integrated into the appliance, has reached an unsafe operating temperature. As a protective response, the cooktop's control system automatically shuts off all hob zones to prevent heat damage to the module's internal electronics, circuit board, or associated components. This is a thermal protection event, not a cooking zone malfunction.

The Home Connect module handles wireless connectivity, remote control functionality, and communication between the cooktop and connected devices or networks. These electronic components are sensitive to heat and have defined safe operating temperature thresholds. When ambient heat from intensive cooking sessions, poor ventilation around the appliance, or a fault causing the module to run hot pushes the module beyond that threshold, the E7015 code is triggered and all cooking zones are disabled as a precaution.

Typically, this event occurs after extended high-heat cooking across multiple zones, in kitchens with limited ventilation near the appliance, or when the Home Connect module itself is experiencing a component-level fault that causes abnormal heat generation. The first response should always be to power down the cooktop completely and allow 20 to 30 minutes of cooling before attempting to restart. If the error persists after cooling and power cycling, the module may require inspection or replacement.

Source: manufacturer service documentation.

Common causes of E7015

  1. 01

    Prolonged high-intensity cooking session

    Wiring / connection

    Running multiple hob zones at high heat for extended periods generates substantial ambient heat that can raise the temperature of the Home Connect module beyond its safe limit. This is the most common trigger and typically resolves after the appliance cools down.

  2. 02

    Inadequate ventilation around the cooktop

    Wiring / connection

    If the area around and beneath the cooktop is obstructed or poorly ventilated, heat buildup near the Home Connect module can occur faster and more severely. Check that the installation area matches Thermador clearance requirements.

  3. 03

    Faulty or failing Home Connect module

    Part replacement

    A defective Home Connect module may generate excess heat internally due to a component failure on its circuit board. If the error returns consistently after cooling and normal use, the module itself may need to be inspected and replaced.

  4. 04

    Software or firmware issue in the Home Connect module

    Wiring / connection

    A firmware bug or corrupted software state in the Home Connect module can cause it to run processes inefficiently, increasing heat output. A full power cycle or firmware update may address this if no hardware fault is present.

  5. 05

    Blocked or failed internal cooling path

    Part replacement

    If the internal thermal management path around the Home Connect module is blocked by debris or if a cooling component has failed, heat will accumulate in that area more quickly. A technician would need to inspect the module's mounting area and surrounding components.

See the test procedure for each cause

Frequently asked questions about E7015

What does E7015 mean on a Thermador cooktop?
E7015 indicates that the Home Connect module inside the cooktop has overheated and triggered a thermal protection shutdown. All hob zones are turned off automatically to prevent damage to the module's electronics. The cooktop must be switched off and allowed to cool for 20 to 30 minutes before attempting to restart. If the error returns repeatedly, a technician should inspect the Home Connect module.
How do I fix error E7015 on my Thermador cooktop?
Start by switching the cooktop off completely and letting it sit unpowered for 20 to 30 minutes to allow the Home Connect module to cool down. After cooling, restore power and see if the cooktop operates normally. If the error code returns after cooling and a power cycle, the issue may be a faulty Home Connect module, inadequate ventilation, or a firmware problem that requires professional diagnosis.
Is it safe to keep using my Thermador cooktop when E7015 appears?
No, you should not attempt to override or continue cooking when E7015 is active. The cooktop has shut off the hob zones intentionally to protect the Home Connect module from heat damage. Continuing to force operation could result in permanent damage to the module's electronics. Allow the appliance to cool fully before restarting.
Will resetting the cooktop clear the E7015 error?
A reset by powering off the cooktop and waiting 20 to 30 minutes will often clear E7015 if the cause was a temporary overheating event, such as a long high-heat cooking session. However, if the underlying cause is a faulty Home Connect module or a ventilation problem, the error will return during normal use. A reset alone does not address any hardware or installation issues.
How much does it cost to repair a Thermador cooktop showing E7015?
If the fix is simply allowing the appliance to cool down, there is no cost involved. If the Home Connect module needs to be replaced, repair costs typically range from a few hundred dollars to over five hundred dollars depending on parts and labor in your area. A diagnostic service call from a certified Thermador technician usually costs between seventy-five and one hundred fifty dollars, which is often applied toward the repair if you proceed.

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