Dishwashers
error codes

8 manufacturer-sourced guides from 1 brand, organized around the code on your display rather than vague symptoms.

All verified guides

Find your displayed code

If the exact code is not listed, use the model manual rather than assuming a similarly named code means the same thing.

Code	What it means	Urgency	First safe check
E01	Heat-pump motor circuit faultBosch identifies E01 as a heat-pump motor circuit fault at the main control board.	Service recommended	Switch the dishwasher off.
E02	Main-control relay faultE02 indicates a relay fault in the dishwasher main control board.	Service recommended	Switch the dishwasher off.
E03	Main-control relay faultE03 is another main control-board relay fault listed by Bosch.	Service recommended	Switch the dishwasher off.
E04	Heater-electronics faultThe dishwasher self-test has detected faulty heater electronics.	Service recommended	Switch off the dishwasher.
E15	Water detected in the dishwasher baseThe safety switch detected water in the base and activated the leakage-protection system.	Stop using	Stop the dishwasher.
E16	Water-fill system issueThe dishwasher is having trouble with water entering through the filling system.	Check now	Switch the dishwasher off.
E17	Water-fill system issueE17 belongs to the Bosch water-inflow and filling-system error family.	Check now	Switch the dishwasher off.
E18	Water level or flow is too lowThe dishwasher is receiving too little water or water is not being pumped correctly.	Check now	Check the inlet hose for a kink or damage.