58300000202443_ARA_EN_C JANUARY 2018 Service Manual for Bosch 800 Series Built-in Wall Ovens
Page 32 of 43
Copyright by BSH Home Appliances Corporation 1901 Main St ▪ Suite 600 ▪ Irvine, CA 92614 800 944-2904
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E000
Wrong module code
(E100/E400 internal errors
reported as E000)
Control module and user interface are
mismatched. No operation is possible.
Enter correct option code in Service mode.
E302 Control module too hot
Temperature sensor on the control module
detects temperature higher than limit value.
Control turns off heating elements and fan
defaults to high speed. When cavity
temperature lowers to 212°F/100°C, heating
will resume and error will be cleared. (If self-
clean was running, it will be disabled until a
control reset is performed.)
If cooling fan is not operating…
Check connections to the fan and the
control module (see Small Load Schematic).
If cooling fan is operating…
Check element operation
Check for air obstruction or damaged
upper/lower ventilation trims
Check for stuck relays.
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