Bosch dishwasher error code

E16

Water filling problem

Something is wrong with how water is filling the dishwasher, such as too much water or a problem in the fill system.

Also shown on some Bosch models as: E:16 E17 E3300 E3400

Try these free fixes first

Unplug the dishwasher before opening any panel.

  1. Turn off the water supply and check the inlet hose for kinks or damage.
  2. Make sure the hose is connected tightly and not leaking.
  3. Unplug the dishwasher for a minute, then restore power and water and run a short cycle.

Still showing E16?

If the code keeps appearing, have a technician check the water inlet valve, which may be sticking open.

Water inlet valveCheck that the part matches your exact model number (usually on a sticker inside the door or on the back).Find the part
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Questions people ask

What does E16 mean on a Bosch dishwasher?

E16 on a Bosch dishwasher means: water filling problem. Something is wrong with how water is filling the dishwasher, such as too much water or a problem in the fill system.

How do I fix Bosch dishwasher error E16?

Turn off the water supply and check the inlet hose for kinks or damage. Make sure the hose is connected tightly and not leaking. Unplug the dishwasher for a minute, then restore power and water and run a short cycle.

When should I call a repair technician?

If the code keeps appearing, have a technician check the water inlet valve, which may be sticking open.

Related dishwasher codes

Samsung 4CDishwasher: Water supply problemSamsung 9EDishwasher: Not enough waterLG IEDishwasher: Not enough water fillingLG FEDishwasher: Too much water in tubWhirlpool H20Dishwasher: Not detecting waterGE C4Dishwasher: Float switch or sump issue

Source: Bosch official support · Reviewed 2026-10-01