Bosch dishwasher error codes

Bosch dishwasher code E01, E0100

There is a heat pump motor circuit fault at the main control board.

Bosch's documented step: reset power at the breaker for 30 seconds; if it does not clear, Bosch directs calling Bosch Customer Support.

Bosch dishwasher code E0110

Failure causing electronics miscommunication.

Bosch's documented step: reset power at the breaker for 30 seconds; if it does not clear, Bosch directs calling Bosch Customer Support.

Bosch dishwasher code E02, E03, E0103, E0107

There is a main control board relay fault/error.

Bosch's documented step: reset power at the breaker for 30 seconds; if it does not clear, Bosch directs calling Bosch Customer Support.

Bosch dishwasher code E04, E0105

The dishwasher has detected faulty (heater) electronics in the self-test.

Note whether the load is coming out wet.

Bosch's documented step: reset power at the breaker for 30 seconds; if it does not clear, Bosch directs calling Bosch Customer Support.

Bosch dishwasher code E05, E0106

There is a wash arm diverter circuit fault/error in the main control board.

Note whether only part of the rack is being cleaned.

Bosch's documented step: reset power at the breaker for 30 seconds; if it does not clear, Bosch directs calling Bosch Customer Support.

Bosch dishwasher code E06, E8000

There is a door sensor circuit fault/error.

Check nothing is obstructing the door closing fully.

Bosch's documented step: reset power at the breaker for 30 seconds; if it does not clear, Bosch directs calling Bosch Customer Support.

Bosch dishwasher code E07, E2130

The Zeolite (Crystal Dry) fan motor is defective.

Note whether drying performance has dropped.

Bosch's documented step: reset power at the breaker for 30 seconds; if it does not clear, Bosch directs calling Bosch Customer Support.

Bosch dishwasher code E10, E2120

There is a Zeolite (Crystal Dry) chamber heater fault/error.

Note whether drying performance has dropped.

Bosch's documented step: reset power at the breaker for 30 seconds; if it does not clear, Bosch directs calling Bosch Customer Support.

Bosch dishwasher code E12, E2060

There is limescale build-up in the heat pump.

Check local water hardness and whether descaling has ever been done.

Descale using a Bosch-approved descaler as the manual directs; repeated build-up needs a water-hardness setting change.

Bosch dishwasher code E14, E3000

There is a flow meter failure or an issue with water flowing into the dishwasher or the filling system.

Confirm the supply tap is fully open and the inlet hose is not kinked.

Restore full flow; arrange service if the code persists with good supply.

Bosch dishwasher code E15, E3100

The safety switch has detected water in the base of the dishwasher. The leakage protection system has been activated.

Do not keep running the dishwasher — this is a real leak indication.

Bosch's leakage protection has tripped; arrange service rather than resetting repeatedly.

Bosch dishwasher code E18, E3200

There is an issue with water flow into the dishwasher. The water level is too low, or water is not being pumped correctly.

Confirm the tap is fully open and the filter is clean.

Clear any restriction; arrange service if it persists.

Bosch dishwasher code E21, E6002

The heat pump is blocked.

Check the filter and sump for debris.

Clear the blockage as the manual directs; arrange service if the code returns.

Bosch dishwasher code E22, E9240

The dishwasher filter is blocked. The filter is the area where food particles get caught and needs to be cleaned regularly.

Remove and inspect the filter assembly.

Clean the filter thoroughly and refit it correctly.

Bosch dishwasher code E23, E6101

There is an issue with the drain pump. This happens when the drain pump is blocked, clogged, or faulty.

Check the sump and drain path for debris.

Clear the blockage; arrange service if the pump is faulty.

Bosch dishwasher code E24, E6103

The dishwasher is not draining properly due to the drain filter being blocked.

Remove and clean the drain filter.

Clear the filter and confirm the drain hose is not kinked.

Bosch dishwasher code E25, E6102

The drain pump is blocked or the drain pump cover is loose or missing.

Check the drain pump cover is present and correctly seated.

Refit the cover correctly; clear any blockage.

Bosch dishwasher code E27, E9001

The house power supply to the unit is too low.

Check whether other appliances on the circuit are affected.

Have an electrician check the supply; this is a household power issue, not a dishwasher fault.

Bosch dishwasher code E6160

PowerControl (Controlled Lower Spray Arm) reference position not found.

Check the lower spray arm turns freely and nothing is blocking it.

Clear the obstruction; arrange service if the code returns.