Appliance Code Check

Bosch · Dishwasher

E02

Power reset only

fault code

Bosch E02 means a main-control-board relay fault in the dishwasher.

Market, product family, and model applicability

US · en-US · Bosch dishwashers covered by the US error-code index covered by the cited official US support page

product family applicable: The official source applies at the product-family level. Exact controls can still vary by model.

Check the official model/manual lookup (opens in a new tab)

What you can do now

Reset breaker power for 30 seconds.

  1. Reset dishwasher power at the breaker for 30 seconds.

Stop and get service when

Contact Bosch Customer Support if E02 is not resolved.

  • Contact Bosch Customer Support if E02 is not resolved.

Do not do

Do not remove panels or test or replace the relay or control board.

Use only the breaker reset and do not access the control board.

If the message returns

If E02 remains after the breaker reset, contact Bosch Customer Support.

Source and scope

Official manufacturer source
Market and locale
US · en-US
Product family
dishwashers covered by the US error-code index
Official source last checked
July 22, 2026
Review status
Automated evidence review completed · Owner-delegated approval

Bosch

Bosch Dishwasher Error Codes · Official error-code index

Open official source (opens in a new tab)

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