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E21 Bosch Dishwasher Moderate Repair

Bosch E21 Error Code: Meaning, Fix & Cost

Heat pump motor circuit fault at control board

What E21 Means

Heat pump motor circuit fault at control board

Likely cause: Motor overload, drive belt worn, or coupling failure

Estimated Repair Cost $200-400

How to Fix It

Reset power at breaker. If persists, control board needs replacement

Difficulty: Moderate Repair

Consider calling a professional for this repair.

Official Reference

https://www.bosch-home.com/us/owner-support/error-codes/dishwashers

Related Guides & Resources

Frequently Asked Questions

What does the Bosch E21 error code mean?

Heat pump motor circuit fault at control board.

What causes the E21 code on a Bosch dishwasher?

Motor overload, drive belt worn, or coupling failure.

How do I fix the E21 error on my Bosch dishwasher?

Reset power at breaker. If persists, control board needs replacement Estimated repair cost: $200-400.

Is the E21 error code a DIY fix or do I need a professional?

This is rated as moderate repair. This may require a professional technician.

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