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Error code reference
Bosch Refrigerator Error Code E31
Icemaker tray or water tank temperature sensor defect.
SourceBosch Dishwasher - Service Manual: E2006 SDF/IWD Error Codes & Programsp. 3-4
Diagnostic procedure
The full E31 procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check icemaker sensor and water tank sensor. Resistance of IM tray sensor at 25°C should be about 10kΩ; resistance of water tank sensor at 25°C should be about 5kΩ. If sensors and connections are OK, check output voltage of IM power module.
SourceBosch Dishwasher - Service Manual: E2006 SDF/IWD Error Codes & Programsp. 3-4
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Where this code is documented
6 manuals in the MyPros+ library document this code for Bosch refrigerator.
Models covered by the manuals that document this code
75,000+ service documents · 20,000+ error codes · 100+ brands
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