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Bosch · Dishwasher · E01

First safe step

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

Diagnostic nodeE01FIRST-STEP
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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

First safe step for error E01

The first safe action is to confirm the exact code and model, then begin with: Turn the dishwasher off..

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