Brand guide
Bosch error codes
Match the equipment family and displayed code before following any check.
Official Bosch material describes E01 as There is a heat pump motor circuit fault at the main control board. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E0100 as There is a heat pump motor circuit fault at the main control board. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E0103 as There is a main control board relay fault/error. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E0105 as The dishwasher has detected faulty (heater) electronics during self-test. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E0106 as There is a wash arm diverter circuit fault/error. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E0107 as There is a main control board relay fault/error. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E0110 as Failure causing electronics miscommunication. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E02 as There is a main control board relay fault/error. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E03 as There is a main control board relay fault/error. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E04 as The dishwasher has detected faulty (heater) electronics during self-test. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E05 as There is a wash arm diverter circuit fault/error in the main control board. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E06 as There is a door sensor circuit fault/error. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E07 as The Zeolite (Crystal Dry) fan motor is defective. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E09 as There is a heat pump internal heater fault/error. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E10 as There is a Zeolite (Crystal Dry) chamber heater fault/error. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E12 as There is limescale build-up in the heat pump; the dishwasher needs to be descaled. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E14 as There is a flow meter failure, or an issue with water flowing into the dishwasher / the filling system. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E15 as The safety switch has detected water in the base of the dishwasher; the leakage protection system has been activated. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E16 as There is an issue with water flowing into the dishwasher / the filling system; water may not be able to enter. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E18 as There is an issue with water flow into the dishwasher: the water level is too low, or water is not being pumped correctly. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E19 as There is a detergent dispenser solenoid circuit fault/error. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E20 as There is a heat pump internal heater fault/error. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E2030 as There is a heat pump internal heater fault/error. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E2060 as There is limescale build-up in the heat pump; the dishwasher needs to be descaled. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E21 as The heat pump is blocked. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E2120 as There is a Zeolite (Crystal Dry) chamber heater fault/error. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E2130 as The Zeolite (Crystal Dry) fan motor is defective. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E22 as The dishwasher filter is blocked (the filter catches food particles and must be cleaned regularly). This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E23 as There is an issue with the drain pump (blocked, clogged, or faulty). This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Bosch dishwasher code E24 indicates a drainage problem. Official Bosch guidance points to a blocked or kinked drain path, a loose pump cover, a clogged air gap, or a disposer connection that is still sealed.
Official Bosch material describes E25 as The drain pump is blocked, or the drain pump cover is loose or missing. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E27 as The house power supply to the unit is too low. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E3000 as There is a flow meter failure, or an issue with water flowing into the dishwasher / the filling system. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E3100 as The safety switch has detected water in the base of the dishwasher; the leakage protection system has been activated. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E3200 as There is an issue with water flow into the dishwasher: the water level is too low, or water is not being pumped correctly. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E3300 as There is an issue with water flowing into the dishwasher / the filling system; water may not be able to enter. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E6001 as There is a heat pump internal heater fault/error. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E6002 as The heat pump is blocked. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E6101 as There is an issue with the drain pump (blocked, clogged, or faulty). This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E6102 as The drain pump is blocked, or the drain pump cover is loose or missing. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E6103 as The dishwasher is not draining properly because the drain filter is blocked. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E6160 as PowerControl™ (Controlled Lower Spray Arm) reference position not found. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E6900 as There is a detergent dispenser solenoid circuit fault/error. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E8000 as There is a door sensor circuit fault/error. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E9001 as The house power supply to the unit is too low. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Official Bosch material describes E9240 as The dishwasher filter is blocked (the filter catches food particles and must be cleaned regularly). This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.