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Bosch Dishwasher H01 Error Code

Delay start is set (not an error). What it means, which models show it, and how to clear it, easiest fix first.

BoschAll Bosch dishwasher codes

H01
Easy DIY fix

H01 is not a fault. It shows the delay start timer is on and the cycle will begin in 1 hour; H02 means 2 hours, and so on.

Compatible models

Bosch doesn't publish a model list for this code; it appears on Bosch dishwashers with a digital display. Check your owner's manual.

Also shown as

Shown as H01, H02, and so on up to the longest delay your model offers. Button layout varies by model.

Difficulty

Most people can clear this one at home with simple checks.

Safety first: unplug the dishwasher (or switch off its breaker) before touching filters, hoses or panels. If you smell burning or gas, or see water near the outlet, stop and call a professional.

How to fix Bosch H01

  1. Cancel the delay

    Press the + or - button next to the display until it shows h:00, then start the cycle as normal. Your manual shows the exact buttons for your model.

  2. Or let the timer run

    If you set the delay on purpose, just leave the door closed. The dishwasher will start on its own when the countdown ends.

When to call a technician

No technician is needed for this code.

Frequently asked questions

What does H01 mean on a Bosch dishwasher?

H01 is not a fault. It shows the delay start timer is on and the cycle will begin in 1 hour; H02 means 2 hours, and so on.

Which Bosch models show the H01 code?

Bosch doesn't publish a model list for this code; it appears on Bosch dishwashers with a digital display. Check your owner's manual.

Can I fix Bosch H01 myself?

Usually, yes. Most H01 problems clear with simple checks you can do at home. Start with the first step above: cancel the delay.

What if H01 keeps coming back?

A code that returns after a reset and the checks above usually means a part is wearing out. Note when H01 appears (which cycle, how often) and have your model number ready; it helps a technician bring the right part on the first visit.

Other Bosch dishwasher codes

Last reviewed 2026-10-19. Codes and steps can vary by model; check your owner's manual.

Sources we checked