Bosch Washer - E19 Error Code

The washer is unable to heat water properly.

Meaning

The washer is unable to heat water properly.

The Bosch E19 and F19 error codes indicate a heating system malfunction. Bosch washers use a temperature sensor (NTC) and heating element to regulate water temperature. If the control module detects that the water is not heating within the expected timeframe, or if the NTC sensor reports invalid readings, the washer displays E19 to prevent overheating and fabric damage.

Symptoms

  • Washer runs with cold water only
  • Cycles take longer than normal
  • E19 appears mid-cycle
  • Washer stops before rinse

Causes

  • Faulty heating element
  • Defective NTC temperature sensor
  • Loose wiring to the heater
  • Limescale buildup reducing heating efficiency
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Step-by-Step Fixes

  • Inspect wiring to the heater and NTC sensor.
  • Test the heating element for continuity.
  • Check for limescale buildup on the heater.
  • Reset the washer and retry the cycle.
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Safety Notes

  • Heating components can remain hot after operation—use caution.
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Applicable Models

Show Models
  • WAT28400UC
  • WGB86200UC
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Related Pages

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Other Bosch Washer Error Codes

Show All Error Codes

Model-Specific Notes

On Bosch 500 Series models, the washer may extend cycle time before triggering E19 to confirm a heating failure.

Disclaimer

The information provided on this page is for educational and informational purposes only. Repairs involve electrical, mechanical, and water-related risks. Always follow manufacturer instructions and consider contacting a qualified technician for diagnosis or repair.

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