Bosch Nexxt Washer Error Code Er:21 - E:21 - E21 - E 21
Excessive suds detected (washer is over foaming)
You are using too much HE detergent, you should not use more than a tablespoon of detergent.
The washer has detected there are too many suds in the washer and has shut down, to fix this follow the video below and next time use less detergent!
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Bosch Nexxt Washer WFMC2100UC/01 ER:21 Error Repair video
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