Bosch · Dishwasher Serious

E25 — Drain pump blocked

Per Bosch's official US error-code page, E25 can be caused by a number of issues — including a blocked drain pump or a loose drain pump cover (the same drain-family fault text Bosch also uses for E24).

Keep using it?
Limited use only
DIY difficulty
Moderate
Typical cost
$40-90
Verified against
bosch-home.com ↗

The fix

Drain pump

Drain pump blocked or failed

$40-90 moderate difficulty 60 min Tools: screwdriver, pliers, towel

Diagnose first: Remove filter and check impeller for glass/seeds before condemning the pump.

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How to fix it

  1. Power off at the breaker.
  2. Remove the bottom filter assembly and sponge out remaining water.
  3. Pop the drain pump cover (twist-off cap inside sump) and inspect/clear the impeller.
  4. Confirm the impeller spins freely by hand.
  5. Verify the garbage disposer knock-out plug was removed during install if drained through disposer.
  6. If the impeller is fine but pump won't run, replace the drain pump.

Why it happens

Typical signs: Standing water at end of cycle · Buzzing or humming from base · Drain pump runs but no water leaves

  • Object jamming drain impeller Glass shard, fruit pit, or screw stuck in the impeller.
  • Drain hose clogged or kinked Grease or debris blocking the line.
  • Clogged sink disposer Disposer not run after install / KO plug still in place.
  • Failed drain pump Motor seized or windings open.

More Bosch dishwasher codes

E01 E01 — Control board fault E02 E02 — Heating element / NTC sensor fault E03 E03 — Water not heating E04 E04 — Water flow / flow meter fault E05 E05 — Overfill / float switch tripped E06 E06 — Door-Closure or Aqua (Turbidity) Sensor Fault

All Bosch codes → All dishwasher codes →

Frequently asked questions

What does the E25 code mean on a Bosch dishwasher?

Per Bosch's official US error-code page, E25 can be caused by a number of issues — including a blocked drain pump or a loose drain pump cover (the same drain-family fault text Bosch also uses for E24).

What causes the E25 code on a Bosch dishwasher?

Object jamming drain impeller: Glass shard, fruit pit, or screw stuck in the impeller. Drain hose clogged or kinked: Grease or debris blocking the line. Clogged sink disposer: Disposer not run after install / KO plug still in place.

Is it safe to keep using a Bosch dishwasher with a E25 error?

Limited use only. This is rated a serious-severity fault.

How do I fix E25 on a Bosch dishwasher?

Power off at the breaker. Remove the bottom filter assembly and sponge out remaining water. Pop the drain pump cover (twist-off cap inside sump) and inspect/clear the impeller.

Always unplug an appliance before servicing it. This guide is for informational purposes and is not a substitute for a qualified technician. Verified against manufacturer documentation: bosch-home.com.