Miele Dishwasher E4 Error Code: Causes and Fixes

Editorially reviewedUpdated 2026-02-20

Quick answer: Spray arm performance low

What you’ll notice

Cycle pauses; spray arm performance has fallen below the minimum threshold.

Miele Dishwasher Code E4 low severity
Miele models: Miele dishwashers use a three-stage filter system — clean all three parts together every 4–6 weeks. Miele strongly recommends Miele UltraTabs; generic tablets can leave a residue on sensors that triggers false spray-performance codes.

Common causes

  • Spray arm holes blocked by limescale or food
  • Object in the rack obstructing spray arm rotation
  • Low inlet water pressure

Step-by-step fix

  1. Remove and clean the spray arms (see F6 steps).
  2. Check that no tall items in the rack block arm rotation.
  3. Spin both arms by hand before starting the next cycle.

Tools you may need

ToothpickSmall brush

Prevention

  • Check spray arm clearance when loading the machine.

When to stop DIY

Replace spray arms if cleaning does not restore normal rotation.

FAQ

What does E4 mean on Miele dishwasher?

E4 usually indicates: Spray arm performance low.

Can I keep using the appliance with E4?

Use caution. Severity is low. Replace spray arms if cleaning does not restore normal rotation.

How long does this fix usually take?

Typical first-pass troubleshooting takes 10–15 minutes.