Error code reference
Bosch Oven Error Code E312
Defective control module temperature sensor
Defective control module temperature sensor — all oven operations suspended until control reset.
First step from the service manual
Replace control module.
The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.
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- Step-by-step tests with expected resistance, voltage, and continuity values
- Wiring diagram references and connector pinouts from the OEM service manual
- Verified part numbers when replacement is required
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