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Bosch Dishwasher E24 Error Code
Dishwasher is not draining (blocked drain path). Here is what it means and how to clear it, easiest fix first.
The dishwasher can't pump water out properly, so it stops and leaves water in the tub. The usual causes are a clogged filter, a kinked drain hose, a loose pump cover, or a blocked connection at the sink drain or garbage disposer.
Newer US models show E6103 for the same fault. UK and EU models use E24 too. On UK and EU installs the drain hose often connects to a spigot on the sink trap; on a new trap that spigot may still be blanked off. E24 and E25 are closely related, so try the steps for both.
How to fix Bosch E24
Cancel the cycle and let it try to drain
On many Bosch models, pressing and holding Start (or a button marked Reset with a hold time, such as 4 sec) for a few seconds cancels the cycle and pumps out the water. Button names vary, so check your manual. If water still won't pump out, carry on with the next steps.
Clean the filter
Switch off the breaker or unplug the unit first. Remove the bottom rack, twist out the filter at the bottom of the tub, and rinse it under running water with a soft brush. Wear gloves, since broken glass sometimes collects here.
Check the drain hose and sink connection
Make sure the drain hose isn't kinked or crushed behind the dishwasher or under the sink. If the hose connects to a garbage disposer that was just installed, the disposer's knockout plug must be removed, or water has nowhere to go. On a new UK or EU sink trap, check that the dishwasher spigot is open.
Make sure the pump cover is seated
With the filter out, look for the small pump cover at the bottom of the sump. If it is loose, press it firmly back into place. Refit the filter, restore power, and run a short cycle.
When to call a technician
If the filter, hose, and sink connection are all clear and E24 keeps coming back, have a technician check the drain pump and internal drain passages.
Parts that commonly cause E24
- Filter assembly
- Drain hose
- Drain pump
- Pump cover
Order parts by your exact model number so they fit.
Other Bosch dishwasher codes
- E15Water detected in the base (leak protection)
- E25Drain pump blocked or pump cover loose
- E22Filter is blocked
- E23Drain pump fault
- E16 / E17Water can't enter the dishwasher
- E18Water level too low
- E14Flow meter or filling problem
- E09Heating fault (meaning varies by region)
- E27Household power supply too low
- E12Limescale buildup in the heat pump
- E21Heat pump blocked
- E01-E05Control board or electronics fault
- E06Door sensor circuit fault
- E19Detergent dispenser fault
- E07 / E10CrystalDry (zeolite) drying fault
- H01Delay start is set (not an error)
Frequently asked questions
What does E24 mean on a Bosch dishwasher?
The dishwasher can't pump water out properly, so it stops and leaves water in the tub. The usual causes are a clogged filter, a kinked drain hose, a loose pump cover, or a blocked connection at the sink drain or garbage disposer.
Can I fix Bosch E24 myself?
Usually, yes. Most E24 problems clear with simple checks you can do at home. Start with the first step above: cancel the cycle and let it try to drain.
What if E24 keeps coming back?
A code that returns after a reset and the checks above usually means a part is wearing out. Note when E24 appears (which cycle, how often) and have your model number ready; it helps a technician bring the right part on the first visit.
Last reviewed 2026-10-19. Codes and steps can vary by model; check your owner's manual.