Bosch Oven E126 error code
The oven door lock is malfunctioning, which matters most during the high-heat Self Clean cycle when the door must stay locked. The lock may fail to engage or release.
Also shown as: e126
Last updated: September 30, 2026
What causes the E126 error?
- Door lock mechanism jammed or worn
- Lock sensor misreading during Self Clean
- Control fault in the lock circuit
How to fix Bosch E126 — step by step
Work through these in order, from simplest and safest first. Stop as soon as the code clears.
- Cancel Self Clean
Stop the Self Clean function if it is running.Safety warning: Do not force the door open during or right after Self Clean; it is extremely hot. - Wait for the door to unlock
Give the oven time to cool and the lock to release, then start the Self Clean function again if you still want to run it. - Call Bosch support
If the problem persists, contact Bosch Customer Support at 1-800-944-2904 to book a service visit.
When to call a technician
- The door stays locked after the oven has cooled
- The code appears outside of Self Clean
- You hear the lock motor struggling repeatedly
Frequently asked questions
Why won't my Bosch oven door unlock?
The lock releases only when the oven is cool enough; if it stays stuck after cooling, the lock mechanism needs a technician.
Sources
Every meaning and fix above was checked against official manufacturer documentation:
FixCode provides general troubleshooting information only — not professional repair advice. If you are unsure about any step, stop and call a qualified technician. Repairs done incorrectly can be dangerous and may void your warranty.