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Bosch · Dishwasher · E01

Prevention checklist

A heat-pump motor circuit fault was detected at the main control board.

Diagnostic nodeE01PREVENTION
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Use this as a diagnostic branchConfirm the exact model manual before ordering parts or opening the appliance.

Coverage: Bosch dishwashers using the E01/E:01 diagnostic family.

GUIDANCE

Prevention checklist for error E01

Prevention checklist can help narrow the context of Bosch E01, but this page does not claim that the named system is the failed component. Begin with the manufacturer meaning — A heat-pump motor circuit fault was detected at the main control board. — then complete only accessible checks: Turn the dishwasher off.; Reset power at the breaker for 30 seconds.; If E01 returns, leave the appliance off and contact Bosch support..

Safe sequence

  1. 1Turn the dishwasher off.
  2. 2Reset power at the breaker for 30 seconds.
  3. 3If E01 returns, leave the appliance off and contact Bosch support.

Stop and get qualified help when

  • The code returns after one power reset
  • There is heat, odor, smoke or breaker tripping
Primary sourceBosch — dishwasher error codes ↗Verified 2026-07-17 · manufacturer