On a supported Bosch dishwasher, E15 or E3100 means the leakage-protection system detected water in the base. Turn off the water inflow and disconnect power. Then inspect only visible supply, drain and door areas for the leak source.
What this covers
- Bosch dishwashers displaying E15 or E3100
What it does not cover
Try in this order
0 of 4 completedConfirm E15 or E3100 on the exact model
ReversiblePhotograph the complete display, record the model tag and note the cycle stage. Similar-looking codes can mean different things on another product line.
Check the condition named by the code
ReversibleTurn off the water inflow and disconnect power.
Correct the remaining user-serviceable cause
ReversibleInspect only visible supply, drain and door areas for the leak source.
Run one controlled verification
ReversibleKeep the dishwasher off until the cause is identified; do not tilt it to clear the code. Bosch directs users to customer support for base-water and safety-switch faults.
Evidence ledger
Sources behind this answer
Exact questions
Common questions about “Bosch dishwasher E15 or E3100 code”
What does E15 or E3100 mean on a Bosch dishwasher?+
It means the leakage-protection system detected water in the base.
Can I clear E15 or E3100 by resetting the dishwasher?+
A restart may clear a stored display only after the underlying condition is corrected. Repeatedly resetting without correcting the cause is not a repair.