e01
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Bosch · Dishwashers
Power module / control board failure (pump control circuit)
Quick Answer
Error code E01 on your Bosch Dishwashers means: Power module / control board failure (pump control circuit). This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Turn off the dishwasher and unplug it for 30 seconds, then restart.
2
If the error persists, the main control board likely needs inspection.
3
A technician should test the pump control circuit and relays on the control board.
4
Replacement power modules are locked by Bosch and require a certified technician to program.
Pro Tip
This issue typically requires professional diagnosis. Attempting this fix without proper training could cause further problems.
Parts You May Need
Main control board
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