Bosch Dishwasher Error E26

⚡ Quick Answer: The Bosch dishwasher E26 error code indicates a malfunction in the diverter motor or valve, which may lead to improper water direction during the wash... ✅ DIY Fixable

What Does Error E26 Mean?

The Bosch dishwasher E26 error code indicates a malfunction in the diverter motor or valve, which may lead to improper water direction during the wash cycle. This issue can manifest as unusual noises and the dishwasher failing to complete its cycle normally. Ensuring the diverter assembly is functioning correctly is essential for optimal operation.

Common Symptoms:

  • Dishwasher displays E26 code on panel
  • Cycle may not proceed normally
  • Water not being directed properly through spray arms

Possible Causes

  • Diverter motor or valve malfunction (medium)
  • Turbidity sensor / water softener electronics issue (low)

How to Fix Error E26

DIY Fix Basic checks and reset

  1. Turn off and unplug dishwasher or switch off circuit breaker for 30+ seconds.
  2. Ensure dishwasher door is properly closed and latched.
  3. Restart dishwasher to see if E26 clears.

Technician Only Inspect and service diverter assembly

  1. Disconnect power and water supply.
  2. Access the diverter motor/valve assembly inside dishwasher.
  3. Check for obstructions, debris, or broken parts in the diverter mechanism.
  4. Test diverter motor and associated wiring for continuity and proper operation.
  5. Replace diverter motor/valve if faulty.

Parts needed: diverter motor/valve assembly, wiring harness

🛑 When to Call a Pro:
  • If error persists after basic reset and visual checks
  • If you are not comfortable accessing internal components
  • If there are signs of water leaks or electrical faults

Next step

Choose the next step for E26

Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.

Other parts options

Check related components first; use model search as a fallback.

Model number required

Model-compatible Dishwasher parts

Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.

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Optional routine care

Maintenance supplies

These products support cleaning or routine upkeep. They are separate from the possible repair components above and are not claimed to fix this error code or symptom.

Maintenance supply

Dishwasher Cleaner and Descaler

Supports routine removal of mineral scale, grease, and odor. It is maintenance, not a repair for a failed pump, valve, or control.

View maintenance supply
Maintenance supply

Braided Dishwasher Inlet Hose

For replacement of an externally damaged supply hose. Verify connection size, length, and appliance installation requirements before ordering.

View maintenance supply

Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Recommendations are based on routine-care relevance, not commission rate.

Technical Specifications

wattage 50W
component Drain Pump
resistance 10-20 ohms
part_number 00424644
voltage_rating 120V AC

Common Questions

What does E26 error mean on Bosch dishwasher?

E26 error indicates a malfunction in the diverter motor or valve, disrupting water flow during cycles.

Can I fix Bosch dishwasher E26 error myself?

Yes, you can perform basic checks and reset the dishwasher to potentially clear the E26 error.

How much does it cost to fix E26 error?

Estimated repair costs for the E26 error range from $80 to $250, depending on parts and labor.

When should I call a technician for E26?

Call a technician if the error persists after a reset, or if you notice leaks or electrical faults.

Sources & References

Data last verified: 2026-07-25

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