Access our premium database of error codes, common faults, and professional repair solutions for Bosch appliances.
Bosch Serie 6 / Serie 8 / HomeProfessional AutoClean SelfCleaning Condenser: Condensate drain pump triac / circuit failure E05; water accumulated during drying cannot be pumped into collection tank.
On Bosch tumble dryers: Open coil in condensate lift pump, triac driver destroyed on power...
Access condensate pump in lower rear. Measure coil resistance (nominal ~140–160 Ω). Clear...
Bosch Serie 4 / Serie 6 / Serie 8 VitaFresh pro 0°C NoFrost Refrigerator: Freezer compartment air temperature sensor fault E05; freezer interior cavity NTC sensor circuit open or shorted.
On Bosch refrigerators: Defective freezer air NTC behind side air duct, severe ice...
Defrost appliance if frozen. Measure freezer air NTC: ~5.0 kΩ at +25°C, ~16.3 kΩ at 0°C,...
Bosch Serie 6 / Serie 8 FlexInduction & PerfectFry Induction Cooktop: Left induction generator module fault E5; power board phase L1 fails internal self-test or IGBT gate driver trip.
On Bosch hobs: Blown IGBT transistor on left induction bridge, shorted resonant capacitor,...
Disconnect power. Inspect left power module for blown PCB traces or shorted IGBTs (diode...
Bosch Serie 4 / Serie 6 / Serie 8 ActiveWater & PerfectDry Zeolith: Door Hall sensor latch anomaly E06; control unit detects open door signal or invalid magnetic reed feedback during cycle.
On Bosch dishwashers: Misaligned door catch magnet, defective Hall sensor PCB in door...
Verify door catch magnet is securely fitted in door trim. Measure 5V DC supply to Hall...
Bosch Serie 6 / Serie 8 / HomeProfessional AutoClean SelfCleaning Condenser: Heating element power relay fault E06; control module relay contacts fail to switch power to heater assembly.
On Bosch tumble dryers: Burnt or pitted relay contacts from electrical arcing, open relay...
Inspect power board for burnt relay terminals. Measure 12V DC relay coil resistance...
Bosch Serie 6 / Serie 8 FlexInduction & PerfectFry Induction Cooktop: Right induction generator module fault E6; power board phase L2 fails internal diagnostic cycle.
On Bosch hobs: Blown IGBT on right zone inverter, defective bridge rectifier on phase L2,...
De-energize cooktop. Test right inverter bridge rectifiers and IGBTs for dead shorts with...
Bosch Serie 4 / Serie 6 / Serie 8 ActiveWater & PerfectDry Zeolith: Zeolith drying fan / airflow restriction E07; zeolite air circulation blower motor blocked or thermistor out of spec.
On Bosch dishwashers: Foreign matter caught in Zeolith fan impeller, moisture/corrosion on...
Inspect Zeolith blower assembly in right base. Ensure fan spins freely. Measure blower...
Bosch Serie 6 / Serie 8 FlexInduction & PerfectFry Induction Cooktop: Cooling fan malfunction E7; tachometer feedback signal missing or fan motor speed falls below 500 RPM.
On Bosch hobs: Dust or grease buildup jamming fan impeller blades, disconnected fan...
Inspect fan under cooktop for physical obstruction. Verify 12V DC fan supply voltage and...
Bosch Serie 4 / Serie 6 / Serie 8 ActiveWater & PerfectDry Zeolith: Low water level in sump during heating E08; heat pump detects insufficient water coverage over heating ring.
On Bosch dishwashers: Excess foam from hand dishwashing soap, overturned bowl collecting...
Remove excessive foam with cold water rinse. Inspect microfilter in sump. Verify inlet flow...
Bosch Serie 6 / Serie 8 / HomeProfessional AutoClean SelfCleaning Condenser: Heat pump auxiliary relay / defrost fault E08; heat pump evaporator icing up or defrost cycle fails to initiate.
On Bosch tumble dryers: Defective defrost changeover valve solenoid, stuck auxiliary...
Defrost machine completely. Measure defrost solenoid coil resistance (~2.0–2.5 kΩ). Inspect...
Bosch Serie 6 / Serie 8 FlexInduction & PerfectFry Induction Cooktop: Cookware detection fault E8; resonant circuit fails to establish stable magnetic coupling with pan bottom.
On Bosch hobs: Incompatible non-ferromagnetic cookware (aluminum/copper), diameter too...
Test cookware bottom with a permanent magnet (must adhere firmly). Center cookware...
Bosch E009: Operational cycle fault detected during Oven / Microwave program execution.
Component fatigue, sensor feedback out of tolerance, wiring harness connector...
1. Disconnect 230V mains power for 3 minutes. 2. Inspect wire harness and edge connectors...
Bosch Serie 4 / Serie 6 / Serie 8 ActiveWater & PerfectDry Zeolith: Heating circuit open failure E09; heat pump heating element open circuit, water remains cold throughout cycle.
On Bosch dishwashers: Burnt thick-film heating element on heat pump casing, thermal fuse...
Disconnect mains. Measure resistance across heat pump terminals L and N (nominal 19–22 Ω;...
Bosch Serie 6 / Serie 8 / HomeProfessional AutoClean SelfCleaning Condenser: Heating circuit open circuit error E09; heating element coil open or thermal fuse blown, drum blows cold air.
On Bosch tumble dryers: Burnt dual heating spiral (~22–26 Ω / ~45–52 Ω), blown...
Disconnect mains. Measure resistance across heating element terminals (nominal ~22–26 Ω)....
Bosch Serie 6 / Serie 8 FlexInduction & PerfectFry Induction Cooktop: Touch panel capacitive calibration failure E9; touch sensor controller detects finger contact during system boot sequence.
On Bosch hobs: Finger resting on glass during power connection, moisture film under glass...
Switch off circuit breaker. Clean glass surface thoroughly and dry completely. Re-energize...
Bosch E010: Operational cycle fault detected during Oven / Microwave program execution.
Error in the display module
1. Disconnect 230V mains power for 3 minutes. 2. Inspect wire harness and edge connectors...
Bosch Serie 4 / Serie 6 / Serie 8 ActiveWater & PerfectDry Zeolith: Scale build-up on heating element E10; reduced heat transfer efficiency and slow water temperature rise.
On Bosch dishwashers: Heavy lime scale deposit insulating heating element surface, depleted...
Refill salt container with coarse dishwasher salt. Run intensive descaling cycle with...
Bosch Serie 4 / Serie 6 / Serie 8 VitaFresh pro 0°C NoFrost Refrigerator: Compressor inverter communication failure E10; master control board loses serial telemetry link with inverter PCB.
On Bosch refrigerators: Broken PWM control harness between main PCB and compressor inverter...
Check PWM control signal wiring continuity between main PCB and inverter module (< 0.5 Ω)....
Bosch Serie 6 / Serie 8 4D Hotair & EcoClean Direct Pyrolytic Oven: Stuck capacitive touch key sensor E011; touch control surface senses permanent touch activation for > 10 seconds.
On Bosch ovens: Grease splatter, spilled liquids, or cleaning residue film covering...
Wipe glass fascia with clean, warm damp microfiber cloth and dry thoroughly. Ensure no...
Bosch Serie 4 / Serie 6 / Serie 8 ActiveWater & PerfectDry Zeolith: NTC temperature sensor fault E11; thermistor resistance signal open, shorted, or outside calibration limits.
On Bosch dishwashers: Defective NTC thermistor in heat pump or sump, corroded connector...
Measure NTC sensor resistance across pins (nominal ~10 kΩ at 20°C, ~4.9 kΩ at 40°C, ~2.5 kΩ...
Bosch Serie 4 / Serie 6 / Serie 8 VitaFresh pro 0°C NoFrost Refrigerator: Display user interface communication error E11; door display panel fails serial handshake with power electronics.
On Bosch refrigerators: Broken or fatigue-sheared wires inside upper door hinge flexible...
Dismantle upper hinge cable cover and examine each individual wire for internal copper...
Bosch Serie 4 / Serie 6 / Serie 8 ActiveWater & PerfectDry Zeolith: Severe lime scale build-up warning E12; thermal sensors detect heat retention on heating ring during drain.
On Bosch dishwashers: Very hard water without softening salt, clogged salt valve actuator,...
Perform complete descaling with professional descaling agent. Test regeneration valve...
Bosch Serie 4 / Serie 6 / Serie 8 ActiveWater & PerfectDry Zeolith: High water inlet temperature E13; intake water exceeds maximum design temperature limit (> 75°C).
On Bosch dishwashers: Appliance accidentally connected to unmixed solar hot water or...
Connect appliance to cold water supply or install thermostatic mixing valve set to max...
Bosch Serie 4 / Serie 6 / Serie 8 ActiveWater & PerfectDry Zeolith: Flowmeter turbine impulse signal missing E14; water fills but reed switch sensor fails to count pulses.
On Bosch dishwashers: Jammed impeller turbine in water matrix (heat exchanger), oxidised...
Remove left side panel. Inspect flowmeter turbine on water matrix. Check continuity across...
Bosch Serie 4 / Serie 6 / Serie 8 ActiveWater & PerfectDry Zeolith: AquaStop safety flood protection triggered E15; polystyrene float switch in base tray activated, drain pump runs continuously.
On Bosch dishwashers: Water leak into bottom drip tray from sump gasket, loose circulation...
Disconnect power. Sponge water from bottom pan to drop float switch. Locate source of leak...
Bosch Serie 6 / Serie 8 / HomeProfessional AutoClean SelfCleaning Condenser: Safety high-limit thermostat tripped E15; heater housing overtemperature switch opened, shutting off heating coils.
On Bosch tumble dryers: Blocked lint filters restricting airflow, motor belt slipped...
Clean all lint filters and vacuum condenser. Check for red manual reset button on heater...
Bosch Serie 4 / Serie 6 / Serie 8 VitaFresh pro 0°C NoFrost Refrigerator: Defrost heater system malfunction E15; evaporator heating element fails to melt frost within maximum defrost duration.
On Bosch refrigerators: Open-circuit defrost tubular aluminum heater, blown thermal bimetal...
Access evaporator coil. Measure defrost heater resistance (nominal ~240–380 Ω). Verify...
Bosch Serie 4 / Serie 6 / Serie 8 ActiveWater & PerfectDry Zeolith: Uncontrolled water inflow / solenoid valve leak E16; water continually enters tub even when inlet valve is de-energized.
On Bosch dishwashers: Mechanically jammed AquaStop solenoid valve seat (limescale or sand...
Turn off water tap immediately. Check for 230V AC at AquaStop when powered off; if present,...
Bosch Serie 6 / Serie 8 / HomeProfessional AutoClean SelfCleaning Condenser: Exhaust air temperature safety cutout E16; exhaust duct sensor exceeds safety temperature limit (> 95°C).
On Bosch tumble dryers: Severely restricted exhaust air outlet, crushed flexible exhaust...
Inspect external exhaust venting for clogs or bird nests. Verify front blower fan spins...
Bosch Serie 4 / Serie 6 / Serie 8 / HomeProfessional EcoSilence Drive: Door interlock open fault E16; appliance cannot start wash program because door latch contacts remain unmade.
On Bosch washers: Laundry trapped between door glass and rubber bellows, worn mechanical...
Press door firmly until it clicks. Inspect door hook for mechanical damage. Measure...
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