WTG86400UC E12 error
If your Bosch WTG86400UC is showing error code E12, here's what it means for this specific model: Heat-pump limescale or overheating from restricted airflow — clean the lint screen and heat exchanger. Follow the steps below to reset the code, troubleshoot, and find compatible replacement parts.
Fix steps
- Confirm your model is WTG86400UC (check the model tag).
- Reset E12 on the WTG86400UC: unplug or switch off the dryer for 5 minutes, then restore power.
- Heat-pump limescale or overheating from restricted airflow — clean the lint screen and heat exchanger.
- Follow the part recommendations below that are compatible with your model.
- Run a test cycle after repair to confirm the code is cleared.
Repair guidance is for informational purposes only. We do not guarantee that any fix will resolve your issue, and you assume all risk when following these steps. Terms & disclaimer
FAQ
What does E12 mean on a Bosch WTG86400UC?
Heat-pump limescale or overheating from restricted airflow — clean the lint screen and heat exchanger.
How do I reset E12 on a WTG86400UC?
Unplug the dryer or switch it off at the breaker for 5 minutes, then restore power and restart. If E12 returns on the WTG86400UC, the underlying fault is still present.
What part do I need for WTG86400UC E12?
Try the reset and troubleshooting steps first. E12 on the WTG86400UC is not always a failed part.
Is E12 on the WTG86400UC easy to fix?
Many owners fix this themselves with basic tools. Start with the reset and steps above, then check compatible parts below.