Kitchenaid Dishwasher Error 1-2

⚡ Quick Answer: The KitchenAid dishwasher error code 1-2 indicates a potential drainage issue linked to a control board memory fault. This may cause a humming sound a... ✅ DIY Fixable

What Does Error 1-2 Mean?

The KitchenAid dishwasher error code 1-2 indicates a potential drainage issue linked to a control board memory fault. This may cause a humming sound and water pooling at the bottom of the unit, preventing the dishwasher from starting or functioning properly. The underlying causes often involve corrupted memory or a faulty electronic control board.

Common Symptoms:

  • Error code 1-2 displayed on control panel
  • Dishwasher may not start or may stop functioning normally

Possible Causes

  • Corrupted or damaged control board memory (medium)
  • Faulty electronic control board (medium)

How to Fix Error 1-2

DIY Fix Power cycle the dishwasher

  1. Turn off power to the dishwasher at the circuit breaker or unplug it.
  2. Wait at least 5 minutes to allow any stored memory to reset.
  3. Restore power and check if the error code clears.

Technician Only Test and potentially replace the electronic control board

  1. Use diagnostic tools to verify control board memory integrity.
  2. Check wiring and connectors to ensure proper communication.
  3. Replace the electronic control board if memory faults are confirmed.

Parts needed: Electronic control board (main PCB), Wiring harness/connectors

🛑 When to Call a Pro:
  • If the error code persists after a proper power cycle
  • If you are not comfortable accessing internal control board components

Technical Specifications

wattage 50W
component Drain Pump
resistance 10-30 ohms
part_number W11032732
voltage_rating 120V AC

Common Questions

What does 1-2 error mean on KitchenAid dishwasher?

The 1-2 error indicates a drainage issue linked to a faulty control board memory.

Can I fix KitchenAid dishwasher 1-2 error myself?

Yes, you can try power cycling the dishwasher by turning off the power for at least 5 minutes.

How much does it cost to fix 1-2 error?

Estimated repair costs for the 1-2 error range from $150 to $450, depending on parts and labor.

When should I call a technician for 1-2?

Call a technician if the error persists after a power cycle or if you're uncomfortable accessing internal components.

Sources & References

Data last verified: 2026-03-25

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