F13 on a Bosch washing machine is generally linked to a possible temperature-sensing problem. This guide gives a plain-language overview, the symptoms you might notice, safe checks you can perform, and when it is best to call a technician — with a reminder that exact behavior varies by model.
Reviewed by Jordan Avery · Last reviewed July 27, 2026
Written by
Jordan Avery Appliance Repair Content SpecialistPublished July 27, 2026Technically reviewed July 27, 2026
Content status:
Demo Data — this entry is awaiting technical verification and should be confirmed before it is relied upon.
Error codeF13
ApplianceWashing Machine
Quick answer
F13 — commonly associated with a temperature-sensor issue on a Bosch washing machine. Meaning can vary by model; verify before relying on it.
Model compatibility: Bosch reuses codes across series and model years, so F13 may mean something different on another appliance or generation. Confirm this against your model’s documentation and record your full model number before acting.
Plain language
What this code means
On many Bosch washing machine models, the F13 code is commonly associated with a possible temperature-sensing problem. The exact meaning can differ between appliance series and model years, so treat this as general guidance and confirm it against your specific model’s documentation before acting.
Signs
Symptoms you may notice
The washing machine displays F13 and temperatures seem off
F13 appears intermittently during operation
The washing machine behaves inconsistently with F13 shown
Why it happens
Possible causes
A temperature sensor reading out of range
A wiring or connection issue to the sensor
A control interpreting the reading as a fault
Before you call
Safe checks you can make
These are simple, non-hazardous checks only. If anything is unclear, stop and contact a technician.
Confirm nothing is blocking internal vents or airflow
Note the actual behavior or temperatures if measurable
Perform a manufacturer-approved restart
Record the full model number before contacting a technician
Important safety warning. Do not open internal panels, access high-voltage wiring, or bypass any safety device. If you see smoke, sparks, a burning smell, or water near electrical parts, switch the appliance off at the outlet if it is safe to do so and call a professional.
Please avoid
What not to attempt
Do not open internal panels or access high-voltage components
Do not bypass door locks, safety switches or interlocks
Do not keep running the appliance if there is water near electrical parts, a burning smell or sparks
Get help
When to call a technician
If F13 persists after the safe checks above, or you are unsure at any point, book a diagnosis. A technician can confirm what F13 means on your specific model and resolve the underlying cause safely.
Seeing this code on your Bosch appliance?
Book a specialist visit for a clear estimate and approval before any repair. Independent service — not an official Bosch service center.
You can safely try the basic checks above and a manufacturer-approved restart. If F13 returns, the underlying cause needs a proper diagnosis. Because the meaning can vary by model, confirm against your documentation.
Not necessarily. Bosch reuses codes across series and model years, and the exact meaning can differ. Record your full model number so the code can be interpreted correctly.
References
Sources & references
Bosch appliance user manual — error/display messages section
Independent service disclosure:
Repair Factory is an independent appliance repair service. We are not affiliated with, authorized by, or endorsed by BSH Home Appliances or the Bosch brand. All manufacturer names, logos and model numbers are used for identification and compatibility reference only.
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