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Kitchen Appliance Fault Codes

Fault codes or error codes for appliances including washing machines, washer dryers, cookers, dishwashers and fridges.

Error codes for Bosch Oven

  • Product Types: Oven

Please do take care to read the information thoroughly as it is there to help you understand fault codes and to keep you safe. There are also some help, tips and hints with a lot of the fault codes published here that you usually will not find anywhere else and, as we learn, we add more information so if you can't find what you need please ask in the forums.

Before using this section please understand that fault or error codes are used as a diagnostic aid, they are not a replacement for diagnostic skill on the part of the person repairing the product and are not in any way usually going to point to the precise component that is faulty. All they do is give you an idea of where to start looking for the fault.

Bosch Oven Error codes

These error code explanations can help you diagnose a problem with your Bosch Oven.

This set of fault codes for some ranges of Bosch built in ovens and may also cover some cooker models.

Er1

Temperature sensor failure

Issue:
Check temperature sensor wiring
Check temperature sensor
Check control module
Advice:
We add more information as we learn so if you can't find what you need please ask in the Repair forums. Alternatively you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit. We offer fixed price Bosch Oven Repairs in London.

Er2

Faulty mains connecction

Issue:
Check connection to mains supply
Check mains supply is good and within normal operating range
Check mains terminal connection block
Check control module
Advice:
We add more information as we learn so if you can't find what you need please ask in the Repair forums. Alternatively you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit. We offer fixed price Bosch Oven Repairs in London.

Er4

Temperature sensor failure

Issue:
See Er1
Advice:
We add more information as we learn so if you can't find what you need please ask in the Repair forums. Alternatively you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit. We offer fixed price Bosch Oven Repairs in London.

Er6

Door lock defective

Issue:
Check door lock (generally only fitrted in pyrolitic oven models)
Advice:
We add more information as we learn so if you can't find what you need please ask in the Repair forums. Alternatively you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit. We offer fixed price Bosch Oven Repairs in London.

Er7

Door release mechanism faulty

Issue:
See Er6
Advice:
We add more information as we learn so if you can't find what you need please ask in the Repair forums. Alternatively you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit. We offer fixed price Bosch Oven Repairs in London.

F32

Temperature sensor failure

Issue:
Lower oven temperature sensor failure; An open or short circuit in the lower oven sensor wiring
Advice:
  1. Check all connections, especially P24 on the power board.
  2. Unplug the sensor connector and check sensor resistance (approximately 1080 ohms at room temperature with connector remove). Remember to reconnect it.
  3. Check that neither sensor wire is open or pinched to the appliance chassis.
  4. Check that the solder joints in header P24 on the power board are not broken.
  5. If sensor is OK, replace power board.

F41

Defective latch motor or its wiring

Issue:
Upper (or single) oven motorised latch will not lock; defective or jammed upper (or single) oven door or latch switches; Defective latch motor or its wiring.
Advice:
  1. Check P24 connector on the power board.
  2. Ensure door latch switches are operating properly.
  3. Check that neither latch switch nor common wires are pinched to the appliance chassis.
  4. Check that the solder joints in header P24 on the power board are not broken.
  5. Check P10 connector and check if latch motor wire is pinched to the appliance chassis.

F42

Defective or jammed lower oven door or latch switches

Issue:
Lower motorised latch will not lock; Defective or jammed lower oven door or latch switches; Defective latch motor or its wiring.
Advice:
  1. Check P24 connector on the power board.
  2. Ensure door latch switches are operating properly.
  3. Check that neither latch switch nor common wires are pinched to the appliance chassis.
  4. Check P10 connector and check if latch motor wire pinched to the appliance chassis.
  5. If F42 persists, replace power board.

F43

Defective latch motor or its wiring

Issue:
Upper (or single) oven motorised latch will not unlock; Defective or jammed upper oven door or latch switches; Defective latch motor or its wiring.
Advice:
  1. Check P24 connector on the power board.
  2. Ensure door latch switches are operating properly.
  3. Check that neither latch switch nor common wires are pinched to the appliance chassis.
  4. Check P10 connector and check if latch motor wire is pinched to the appliance chassis.
  5. If F43 persists, replace power board

F44

Defective latch motor or its wiring

Issue:
Lower motorised latch will not unlock; Defective or jammed lower oven door or latch switches; Defective latch motor or its wiring.
Advice:
  1. Check P24 connector on the power board.
  2. Ensure door latch switches are operating properly.
  3. Check that neither latch switch nor common wires are pinched to the appliance chassis.
  4. Check P10 connector and check if latch motor wire is pinched to the appliance chassis.

F45

Defective or jammed upper oven door or latch switches

Issue:
Upper (or single) oven latch both locked and unlocked; Defective or jammed upper oven door or latch switches
Advice:
  1. Check P4 connector on the power board.
  2. Ensure door latch switches are operating properly.
  3. Check that neither latch switch nor common wires are pinched to the appliance chassis.
  4. Check that neither latch switch nor common wires are pinched to the appliance chassis.

Arrange a visit from an Oven engineer

If you do need an engineer to visit your home, help is at hand. We’ll arrange for an engineer near you to call in and fix your appliance, at a time that’s suitable for you.

Book online or give us a call on 0208 226 3633

London Only - Coverage Area | ( Monday - Friday: 8:00 - 20:00 / Saturday: 09:00 - 18:00 )

Warning! To avoid personal injury or death, always unplug the appliance or disconnect the power before attempting any repairs. Always turn off the gas at the source before repairing any gas appliance. Always wear safety glasses when using tools. Keep loose clothing and hair away from any moving parts. Safety is of major importance when performing any service or repair on any electrical appliance. Please, read our disclaimer before proceeding.

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