PartsCompat UK

E24

Error code

high severity Siemens

E24: Water Not Draining

If your Siemens dishwasher has stopped mid-cycle and is displaying E24 on the control panel, your appliance is telling you that water isn't draining away properly. This is a high-priority alert that needs addressing, as water sitting inside the machine can lead to unpleasant odours and potential damage if left unchecked.

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Diagnostic Steps

  1. 1

    Step 1

    Clean the filter assembly (coarse filter + fine mesh filter)

  2. 2

    Step 2

    Check the drain hose is not kinked or blocked

  3. 3

    Step 3

    Check the sink drain is clear

  4. 4

    Step 4

    Inspect the drain pump impeller for debris (glass shards, etc.)

  5. 5

    Step 5

    Run a hot wash cycle with dishwasher cleaner

  6. 6

    Step 6

    If fault persists, the drain pump may require replacement

⚠️ Always disconnect your appliance from mains power before starting any repair. If in doubt, consult a qualified engineer.

Parts to Check in order of probability

1
pump medium

Drain Pump

OEM: 00651628

Drain Pump for Bosch and Siemens Dishwashers If your dishwasher is leaving standing water at the bottom or won't drain properly, a faulty drain pump is likely the culprit. Over time, this essential component can wear out or fail completely, preventing water from being expelled during the wash cycle. This genuine OEM drain pump (reference 00651628) is designed for Bosch and Siemens dishwashers and will restore your appliance's drainage function. Installation is straightforward, rated at difficulty level 2, making it an achievable DIY project for most homeowners. When fitting the new pump, remember to unplug your dishwasher and turn off the water supply first. Take a photo of the old pump's wiring connections before removal, so you can easily reconnect the replacement. Most models require you to remove the lower spray arm and filter basket to access the pump beneath the tub. Before ordering, verify your dishwasher's E-Nr model number from the appliance data plate, usually found on the side wall of the cabinet. This ensures complete compatibility with your specific machine.
2
filter easy

Filter Assembly Complete

OEM: 00427903

Filter Assembly Complete When your Bosch or Siemens dishwasher stops cleaning properly or drains slowly, a worn filter assembly is often the culprit. Over time, the filter basket becomes clogged with food debris and mineral deposits, forcing water through damaged components and compromising your dishwasher's performance. This complete Filter Assembly (OEM reference 00427903) is a genuine replacement that restores your machine to full working order. It's designed specifically for Bosch and Siemens models, ensuring perfect compatibility and reliability. The good news is that replacing it couldn't be simpler. This is a straightforward job requiring just a few minutes and no specialist tools. Simply locate the filter basket at the bottom of your dishwasher, unscrew the retaining collar, and lift out the old assembly. Drop in the new one and secure it back in place. Most people complete the installation in under five minutes. Before ordering, please verify your dishwasher's E-Nr model number, which you'll find on the rating plate inside the door frame. This ensures you're purchasing the correct part for your specific machine and helps avoid any compatibility issues.
3
hose easy

Drain Hose

OEM: 00266916

Drain Hose for Bosch and Siemens Dishwashers Water pooling at the bottom of your dishwasher or slow drainage during the wash cycle usually points to a blocked or damaged drain hose. Over time, this essential component can deteriorate, crack, or become kinked, preventing water from flowing away properly. Replacing it is often the quickest way to restore your appliance to full working order. This genuine OEM drain hose, reference 00266916, is designed specifically for Bosch and Siemens dishwashers and offers reliable performance you can trust. Installation is straightforward and requires minimal DIY experience, typically taking just fifteen to twenty minutes with basic tools. When fitting the new hose, make sure it isn't bent at sharp angles once connected, as this can restrict water flow and cause the same problem to recur. Route it gently away from the dishwasher to your waste outlet. Before ordering, please verify your appliance's E-Nr model number, which you'll find on the information label inside your dishwasher door. This ensures complete compatibility and a perfect fit for your specific model.

Frequently Asked Questions

What does the E24 error mean on a Siemens dishwasher?↓
If your Siemens dishwasher has stopped mid-cycle and is displaying E24 on the control panel, your appliance is telling you that water isn't draining away properly. This is a high-priority alert that needs addressing, as water sitting inside the machine can lead to unpleasant odours and potential damage if left unchecked. The good news is that E24 faults are often straightforward to diagnose and many homeowners successfully resolve them without calling an engineer. The issue typically stems from one of three components: a blockage in the drain hose, a clogged filter assembly, or a faulty drain pump that's struggling to expel water. Before you reach for your phone to book a repair, it's worth investigating these common culprits yourself. A blocked drain hose might simply contain food debris or a kink that's interrupting flow. The filter assembly, which sits at the bottom of the machine, may be trapping particles that prevent proper drainage. In some cases, the drain pump itself may have failed and require replacement. This guide will walk you through identifying and fixing the problem, potentially saving you a costly service call.
Can I fix the E24 error myself?↓
Many E24 faults can be resolved by a competent DIYer. Always disconnect from mains power first. If unsure, consult a qualified engineer.

Quick Summary

Code
E24
Brand
Siemens
Parts to check
3