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Error code reference
Bosch Refrigerator Error Code E20
Communication error between CM (Control Module) and DOM (Display and Operation Module).
SourceBosch Refrigerator - Full Service Manual: BC22CS30SNSp. 41, 48
Diagnostic procedure
The full E20 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 electrical connections and cables between CM and DOM; replace relevant PCB if necessary.
SourceBosch Refrigerator - Full Service Manual: BC22CS30SNSp. 41, 48
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
12 manuals in the MyPros+ library document this code for Bosch refrigerator.
Models covered by the manuals that document this code
- 53510000037584
- B22CS30SNS/01
- B22CS50SNW
- B22CS80SNS
- B36IB70NSP/12
- B36IT70NNP
- B36IT71NNP/11
- B36IT71SN
- BC22CS30SNS
- E2006IWD
- E2006SDF
- RC462700
- RC472700
- S24IR70NSP
- S36IT70NNP
- T24BR70FS-03
- T24ID80NLP/07
- T24IR70NSP/01
- T24IR70NSP/02
- T24IR70NSP/03
- T24IR70NSP/05
- T24IR70NSP/06
- T24IR70NSP/07
- T24IR70NSP/08
More models are covered than are listed here.
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