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Bosch freestanding range error codes
These error code explanations can help you diagnose a problem with your Bosch freestanding range. For repair how-to help, visit the PartsDirect repair help section, which includes repair help for ranges, other major appliances, lawn and garden equipment, garage door openers, vacuum cleaners and more. Search for your model number to find a complete list of replacement parts for your range.
Error Code
Condition
DIY advice
F31
Oven temperature sensor failure
Check/Repair
Unplug the range and check the wire harness connections on the oven temperature sensor and the electronic control board. If the wire harness connections are okay, replace the oven temperature sensor. If the problem persists, replace the electronic control board.
How-to help
Possible parts
Oven temperature sensor, Electronic control board
F33
Warming drawer temperature sensor defective
Check/Repair
Unplug the range and check the wire harness connections on the warming drawer temperature sensor and the electronic control board. If the wire harness connections are okay, replace the warming drawer temperature sensor. If the problem persists, replace the electronic control board.
How-to help
Possible parts
Warming drawer temperature sensor, Electronic control board
F41
Oven door latch won't lock
Check/Repair
Unplug the range and examine the oven door latch. Check the wiring connections. If the oven door latch is defective, replace the oven door latch assembly. If the problem persists, replace the electronic control board.
How-to help
Possible parts
Oven door latch assembly, Electronic control board
F45
Oven door latch switches defective
Check/Repair
The electronic control board detects that a door latch sensor switch is stuck or defective. Unplug the range and check the sensor switches on the oven door latch. If the switches are defective, replace the oven door latch assembly. If the problem persists, replace the electronic control board.
How-to help
Possible parts
Oven door latch assembly, Electronic control board
F111
Over-temperature condition in the oven
Check/Repair
The oven temperature is above 585 degrees F in the bake or broil mode. If an oven element is heating constantly, it's likely that a relay on the electronic control board is stuck. Replace the electronic control board if a relay is stuck.
How-to help
Possible parts
Electronic control board
F113
Over-temperature condition in the clean mode
Check/Repair
The oven temperature is above 950 degrees F in the clean mode. If an oven element is heating constantly, it's likely that a relay on the electronic control board is stuck. Replace the electronic control board if a relay is stuck.
How-to help
Possible parts
Electronic control board
F121
Stuck key on the control panel
Check/Repair
Unplug the range and replace the membrane keypad.
Possible parts
Membrane keypad
F125
Cancel key is stuck
Check/Repair
Unplug the range and replace the membrane keypad.
Possible parts
Membrane keypad
F151
Electronic control board failure or communication error
Check/Repair
Unplug the range and check the wire harness connections on the electronic control board. If the wiring connections are okay, then replace the electronic control board.
How-to help
Possible parts
Electronic control board
F154
Electronic control board too hot
Check/Repair
Check for obstructions in the vent louvers on the back of the control console. Clean the louvers if dirty. Unplug the range and check for damaged or shorted wiring. If you find no problems with the louvers or wiring, replace the electronic control board.
How-to help
Possible parts
Electronic control board
F170
Power failure
Check/Repair
Press the Cancel button to clear the code. If the code reappears, unplug the range and check the power cord and outlet. Replace the power cord if damaged.
Possible parts
Power cord
Most common symptoms to help you fix your ranges
Choose a symptom to see related range repairs.
Main causes: broken oven door lock assembly, wiring failure, electronic control board problem…
Main causes: faulty temperature sensor, electronic control board problem, control thermostat failure, weak burner ignite…
Main causes: power supply problem, control thermostat or electronic control board failure, broken element, bad burner ig…
Main causes: food splatters, spilling food on the oven door, allowing liquid to drip through oven door vent when cleanin…
Main causes: broken broiler element, weak or broken broil burner igniter, control system failure, faulty temperature sen…
Main causes: bad bake element, broken burner igniter, control system failure, blown thermal fuse, faulty temperature sen…
Main causes: power supply failure, blown thermal fuse, bad relay control board, damaged terminal block, wiring failure…
Most common repair guides to help fix your ranges
These step-by-step repair guides will help you safely fix what’s broken on your range.

How to replace a range oven door switch
The oven door switch detects whether the oven door is closed and helps control the oven light. Replace the switch if it …
Repair difficulty
Time required
30 minutes or less

How to replace a range oven door lock assembly
Oven door not locking? You can replace the lock assembly in less than 30 minutes. Here's how.…
Repair difficulty
Time required
15 minutes or less
Effective articles & videos to help repair your ranges
Use the advice and tips in these articles and videos to get the most out of your range.

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