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Error Code Guide

Bosch Appliance Error Codes

Select your appliance below to look up any Bosch error code — what it means and how to fix it. Our Houston technicians service all Bosch models same-day.

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Bosch Washer Error Codes

8 codes listed2 urgent

UrgentModerateMinor
E17Moderate

Water inlet timeout — not filling

Check water supply; clean inlet filter screens

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E18Moderate

Drain timeout — not draining

Clean pump filter at bottom front; check drain hose

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E23Moderate

Drain pump relay fault

Replace drain pump or relay on control module

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E27Urgent

Power board voltage error

Check power supply; professional service advised

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E3BModerate

Heating circuit fault

Check heating element and NTC temperature sensor

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F17Moderate

Water inlet fault

Check inlet valve and water pressure

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F18Moderate

Drain fault

Clean pump filter and drain hose

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E:57Urgent

Motor inverter fault

Professional service — inverter board may need replacement

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Can't find your error code?

Call us at (281) 602-7120 — our technicians know every Bosch error code and can diagnose your appliance over the phone or same-day at your home.

Error Codes for Other Brands

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Seeing a Bosch error code?

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Bosch Repair Services

Bosch Washing MachineBosch DryerBosch RefrigeratorBosch DishwasherBosch OvenBosch MicrowaveBosch StoveBosch RangeBosch Ice MachineBosch Garbage DisposalBosch Trash CompactorBosch DowndraftBosch Cooktop