Step-by-Step DIY Fix Guide
- SAFETY: No power disconnect needed.
- Check for clothing caught in the door seal and remove.
- Ensure the drum is not overloaded.
- Close the door firmly until it clicks.
- Press Start/Pause to restart.
- If F16 persists, check latch hook for damage.
If the warning comes back after restart
- If the door closes normally but the warning keeps returning, the latch or switch path becomes more likely than a simple alignment issue.
- If airflow still seems weak after the basic checks, the fan path or a deeper obstruction becomes more likely.
- If the warning returns immediately after a clean restart, the sensor or wiring path becomes more likely than a one-time glitch.
What This Error Means
F16 on your Bosch washing machine means: Same fault as E16 — the door is not fully closed and locked. F-prefix codes appear on certain Bosch washing machine model ranges. The machine detects this condition via its sensors and stops the current cycle to prevent further damage. The error will remain until the underlying cause is resolved.
The most frequent cause is clothing caught between door and seal. Work through the causes listed below in order — the first cause is the most likely and the most straightforward to check.
Error F16 is DIY-safe for most homeowners. The fix typically takes under 30 minutes and requires no specialist tools. Follow the steps below exactly — skipping steps is the most common reason the error returns.
The machine will not start or will pause mid-cycle when the door lock cannot be confirmed. Check for clothing caught in the door seal before assuming a mechanical fault — this is the cause in the majority of cases.
What users usually notice before this code
Bosch washing-machine warnings like this often appear after a fill problem, a drain slowdown, a badly balanced load, or a startup sequence that did not settle cleanly.
Common misdiagnoses
- Assuming the display code proves one exact failed part before the safe first checks are done.
- Replacing a lock or latch too early when alignment, trapped laundry, or startup conditions may still explain the warning.
- Treating a sensor-related warning as a guaranteed board failure before checking the simpler model-family causes first.
Most Likely Cause by Symptom
The Bosch washing machine may stop, pause, or refuse to complete the cycle normally.
Likely cause: Clothing caught between door and seal
Check first: SAFETY: No power disconnect needed.
The appliance may fail to start because the door or lock state cannot be confirmed.
Likely cause: Overloaded drum
Check first: Check for clothing caught in the door seal and remove.
The warning may return immediately because the appliance is detecting an internal fault.
Likely cause: Worn door latch hook
Check first: Ensure the drum is not overloaded.
Common Causes
- Clothing caught between door and seal
- Overloaded drum
- Worn door latch hook
- Failed door interlock solenoid
What Not to Do
- Do not force the door closed
Model and Display Variation Notes
Model-family notes
- Bosch washing machine display wording and code formats can vary by series.
- If your model behaves differently, check the owner manual before trying any deeper maintenance step.
Display and panel differences
- Panel wording can vary by series, so confirm the exact code pattern before buying parts.
Parts, Tools and Service Options
Common parts
- Door interlock/lock solenoid ($20–$55)
- Door seal ($25–$60)
Manual and model check
Check your exact model and manual before ordering any Bosch washing machine parts.
Suggestions in this section are organized to support the troubleshooting flow first. Any future affiliate relationships should be disclosed clearly.
When Not to Keep Troubleshooting
Door latches but F16 persists — same criteria as E16
How to Prevent It Recurring
- Avoid overloading
- Don't force the door closed
Related Error Codes
E16
The washing machine door is not fully closed and locked. The machine will not start, or has stopped mid-cycle because the door lock cannot be confirmed.
E34
Same fault as E16 — door lock error. E34 appears on specific Bosch washing machine model variants.
F34
Same fault as E16/F16/E34 — door lock error on specific Bosch model variants.
Helpful guides for this problem
Guide
What to check before replacing a dishwasher drain pump
The checks worth doing before you blame the drain pump and spend money on a fix that may not be the real problem.
Guide
Before calling appliance service: the safe checks worth doing first
The simple checks that can save time, money, and a messy support call before you commit to service or parts.
Guide
How to tell if a dishwasher problem is drainage or leak-protection related
How to tell whether a dishwasher water-related warning is about drainage or a more cautious leak-protection stop.
When not to keep pushing DIY troubleshooting
Use the code page for one careful first pass, then stop if the same warning returns or the appliance still cannot get back to normal operation.
Extra notes
- This page is based on Bosch support material and stays conservative where model-specific guidance may vary.
- The goal is to help you identify safe first checks before you move into parts, service, or model-specific manual lookup.
Source and model notes
Last reviewed: 2026-04-07
Based on: Based on Bosch support material and edited into consumer-safe guidance for the exact code family on this page.
Model coverage note: Bosch washing machine code meanings can vary by series, control panel, and model family, so use this page as a safe starting point rather than a replacement for the model-specific manual.
Important: FixThisError is an independent guide, not the manufacturer. Use your model-specific manual when the panel wording or behavior differs.
Always disconnect power before inspecting appliances. If unsure, contact a licensed appliance technician.