Kitchenaid Dishwasher Error 6-3

⚡ Quick Answer: The KitchenAid dishwasher error code 6-3 indicates a malfunction in the drain pump, often caused by air or suds in the pump or insufficient water fill... ✅ DIY Fixable

What Does Error 6-3 Mean?

The KitchenAid dishwasher error code 6-3 indicates a malfunction in the drain pump, often caused by air or suds in the pump or insufficient water fill. This can lead to unusual noises and the inability to drain water effectively. To address the issue, it's essential to ensure proper water levels and check for excessive suds that may hinder pump operation.

Common Symptoms:

  • Dishwasher unable to fill with enough water
  • Pump not operating correctly
  • Possible suds/air in water pump leading to error

Possible Causes

  • Air or suds in the water pump causing improper pump operation (medium)
  • Insufficient water fill leading to water pump issues (medium)

How to Fix Error 6-3

DIY Fix Check for suds and water level

  1. Cancel the current cycle to allow the drain pump to run and clear water.
  2. If you see excessive suds, avoid using regular dish soap and switch to proper dishwasher detergent.
  3. Check that water reaches a level touching the float/mushroom in the bottom of the tub during fill.
  4. Ensure dishes are loaded so they do not trap water in overturned bowls.

Technician Only Inspect water inlet and pump assembly

  1. Disconnect power and water supply.
  2. Inspect the water inlet valve screen and supply line for clogs or debris.
  3. Verify proper water flow into the dishwasher during fill.
  4. Check pump and motor for air lock, debris, or mechanical failure.
  5. Test pump for continuity and proper operation with a multimeter.

Parts needed: Water inlet valve, Dishwasher pump assembly, Pump motor

🛑 When to Call a Pro:
  • If water fill and pump checks do not clear the error code
  • If multimeter tests show pump or inlet components have failed
  • If there are electrical faults in wiring harnesses

Technical Specifications

wattage 60W
component Drain Pump
resistance 10-20 ohms
part_number W10712395
voltage_rating 120V AC

Common Questions

What does 6-3 error mean on KitchenAid dishwasher?

Error 6-3 indicates a malfunction in the drain pump, often due to air or insufficient water fill.

Can I fix KitchenAid dishwasher 6-3 error myself?

Yes, check for suds and ensure proper water levels. Cancel the cycle to let the drain pump clear water.

How much does it cost to fix 6-3 error?

Repair costs range from $100 to $300+, depending on parts and labor.

When should I call a technician for 6-3?

Call a technician if the error persists after checking water fill and pump, or if multimeter tests indicate component failures.

Sources & References

Data last verified: 2026-03-25

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