Bosch dishwasher
Bosch dishwasher error codes
Find Bosch dishwasher error code meanings, likely causes, and careful first-step guidance for common drain, leak, and sensor issues.
Errors
49
High severity
11
Browse all 49 dishwasher codes
See the full Bosch dishwasher error code list with code, meaning, severity, and direct links to the detail pages.
Common Bosch dishwasher codes
E01
Bosch Dishwasher Error Code E01: Heat Pump Motor Circuit Fault
There is a heat pump motor circuit fault at the main control board.
Open E01 guide
E02
Bosch Dishwasher Error Code E02: Main Control Board Relay Fault
There is a main control board relay fault/error.
Open E02 guide
E03
Bosch Dishwasher Error Code E03: Main Control Board Relay Fault (Variant)
There is a main control board relay fault/error.
Open E03 guide
E04
Bosch Dishwasher Error Code E04: Faulty Heater Electronics Detected
Your dishwasher has detected faulty (heater) electronics in the self-test.
Open E04 guide
E05
Bosch Dishwasher Error Code E05: Wash Arm Diverter Circuit Fault
There is a wash arm diverter circuit in main control board fault/error.
Open E05 guide
E06
Bosch Dishwasher Error Code E06: Door Sensor Circuit Fault
There is a door sensor circuit fault/error.
Open E06 guide
Symptom entry points
Drain and standing water problems
- E14 - Bosch dishwasher error E14 usually means the machine is having trouble measuring incoming water correctly during fill.
- E15 - The safety switch has detected water in the base of the dishwasher, so the flood protection system has activated.
- E22 - Bosch dishwasher error E22 usually means the filter is blocked badly enough to slow water movement through the machine.
Leaks, fill, and water-path issues
Door, latch, and lock warnings
Model-family guidance
What can vary by model
- Bosch dishwasher display wording and code formats can vary by series.
- If your model behaves differently, check the owner manual before trying any deeper maintenance step.
- Bosch fill and flow-meter layouts vary by dishwasher series, but E14 still points first to water-fill measurement rather than drain problems.
- This code can overlap with more general fill complaints if supply pressure is borderline at the same time.
Frequently asked questions
Appliance-level FAQs add supporting context without forcing users into long-form content.
Where should I start with Bosch dishwasher error codes?
Start with the dishwasher overview page, then use the full error code list or open the code that matches your display. Each page gives a quick meaning, safe checks, and escalation guidance.
Are all Bosch dishwasher codes the same across models?
Not always. Meanings can vary by series or model, so the guidance here stays conservative and recommends checking the manual for model-specific wording.
When should I stop troubleshooting and contact support?
If the same warning returns, the appliance is leaking, will not run safely, or the next step would require invasive work, it is best to turn it off and contact Bosch support or a qualified technician.
Which dishwasher codes are covered in this section?
This Bosch dishwasher section currently includes E01, E02, E03, E04, E05, E06, E07, E09, E10, E12, E14, E15, E16, E17, E18, E19, E20, E21, E22, E23, E24, E25, E27, E0100, E0103, E0105, E0106, E0107, E0110, E2030, E2060, E2120, E2130, E3000, E3100, E3200, E3300, E3400, E6001, E6002, E6101, E6102, E6103, E6160, E6900, E8000, E9001, E9240, H01 and related variants based on the current content set.