Bosch Ovens Error Codes

Modern German ovens, including those from Bosch, are equipped with self-diagnostic capabilities. When an issue arises, the oven displays an error code on the electronic panel, making troubleshooting easier for both homeowners and professional technicians. Each manufacturer has unique error codes, which are typically listed in the appliance manual. Some issues can be resolved by the owner, while others require professional intervention. To determine whether professional assistance is necessary, refer to the manual provided with your oven or check the manufacturer’s website.

Bosch oven errors vary widely and can result from component wear or electrical fluctuations. Each model has a specific set of error codes. A professional technician can distinguish between critical and non-critical errors. While critical errors may render the appliance inoperable, non-critical ones might not impact functionality and can be addressed later. Bosch also offers customer and technical support to assist with troubleshooting. Always refer to your owner’s manual for guidance.

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Common Bosch Oven Error Codes:

Er1 – Temperature Sensor Failure
Check the temperature sensor wiring, the sensor itself, and the control module. This issue often requires a professional repair service.

Er2 – Electrical Connection Issues
Caused by a faulty power connection or control module. Steps to resolve:

Verify the main power supply and ensure it is within the standard operating range.
Inspect the terminal connection block.
Check the control module. If these steps do not resolve the issue, consult an electrician or technician.

Er3 – Oven Overheating
Excessive oven heat can cause severe damage. Turn off the oven and allow it to cool before attempting to use it again.

Er6 – Defective Door Lock
Inspect the door lock mechanism and replace it if it is faulty.

Er8 – Circuit Issues
Circuit malfunctions should be handled by an expert appliance repair technician.

E005 – Protective Relay Failure
Try turning the oven off and on to reset the system.

E011 – Stuck Button
This issue may arise from dirt or moisture on the control panel. Clean the panel carefully. If the problem persists, consult a repair expert.

E115 – Excessive Temperature
Turn off the oven and allow it to cool before using it again.

E305 – No Connection Between Baseplates
Turn off the appliance, wait a few minutes, then restart it.

F31 – Oven Temperature Sensor Failure
The oven is unable to read internal temperature correctly. Clean the sensor probe and check for connection issues. A malfunctioning control board can also cause this error.

F33 – Drawer Sensor Failure
This non-critical error can be ignored if the drawer is not frequently used.

F41 – Faulty Latch Motor or Wiring
Ensure latch switches are functioning properly and check that wires are not attached to the appliance chassis.

F43 – Motorized Latch Won’t Unlock
Lubricate the lock, carefully pry the door open if necessary, inspect hinges and the door gasket, and replace the lock if the issue persists.

F45 – Upper Oven Door Malfunction
Check that the door latch switches are working correctly.

Bosch ovens may experience a variety of issues, some of which may be difficult for homeowners to diagnose and fix. It is recommended to seek assistance from a qualified appliance repair technician as soon as problems arise.

If you are experiencing issues with your Bosch appliance, contact RightFix. We are certified Bosch repair experts serving Monmouth and Middlesex County.

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