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Bosch · Dishwasher · E01

Common troubleshooting mistakes

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

Diagnostic nodeE01COMMON-MISTAKES
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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

Common troubleshooting mistakes for error E01

Common mistakes include assuming the code names a failed part, using instructions for another model family, repeated resets, and continuing after a leak or electrical warning.

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