Fault codes for Bosch ovens can be found at AppliancePartsPros.com. From the homepage, navigate to Get Repair Help. Along the right side of the page, scroll down to Fault Codes and select Bosch from the list of manufacturers. Additional fault codes can be found at SearsPartsDirect.com.
There are several fault codes for Bosch ovens. "F32" refers to a lower oven temperature sensor failure. "F41," "F43" and "F45" fault codes refer to a defective or jammed upper oven door or latch. "F42" and "F44" fault codes refer to a defective or jammed lower oven door or latch. "F111" refers to a faulty heating element. "F121" refers to a stuck key on the control panel.