Kitchenaid Dishwasher Error 3-3

⚡ Quick Answer: The KitchenAid dishwasher error code 3-3 indicates a drainage issue, specifically a failure of the Optical Water Indicator (OWI) sensor to calibrate o... ✅ DIY Fixable

What Does Error 3-3 Mean?

The KitchenAid dishwasher error code 3-3 indicates a drainage issue, specifically a failure of the Optical Water Indicator (OWI) sensor to calibrate or a malfunctioning drain hose check valve that allows backflow. This may cause the dishwasher to pause mid-cycle, display the error code, and potentially lead to water backing up into the tub when the drain hose is disconnected.

Common Symptoms:

  • Dishwasher stops or pauses mid‑cycle
  • Error code 3‑3 displayed on control panel
  • Possible water backing up into tub when drain hose disconnected

Possible Causes

  • OWI sensor failed to calibrate (medium)
  • Drain hose check valve failure allowing backflow (medium)

How to Fix Error 3-3

DIY Fix Basic user checks for error code 3‑3

  1. Turn off and restart the dishwasher to clear transient issues
  2. Inspect and ensure the drain hose is properly connected and not kinked
  3. Disconnect the drain hose from the air gap/disposal and check if water flows backward into the tub
  4. Run a normal cycle to see if error returns

Technician Only Technician diagnostics and repair steps

  1. Disconnect dishwasher from power and water
  2. Check drain hose check valve and replace hose section if backflow is present
  3. Inspect and test Optical Water Indicator (OWI) sensor and calibration via service diagnostics mode per tech sheet (e.g., W11266098)
  4. If OWI sensor fails calibration after cleaning and diagnostic cycles, replace the OWI sensor
  5. Verify wiring and connections to control board; replace the control board if persistent faults occur

Parts needed: Drain hose / check valve assembly, Optical Water Indicator (OWI) sensor, Possible electronic control board

🛑 When to Call a Pro:
  • If you observe water backing up into the dishwasher tub
  • If diagnostic calibration repeatedly fails after cleaning and inspection
  • If error persists after basic user‑level actions

Technical Specifications

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

Common Questions

What does 3-3 error mean on KitchenAid dishwasher?

The 3-3 error indicates a drainage issue, often due to a faulty OWI sensor or check valve.

Can I fix KitchenAid dishwasher 3-3 error myself?

Yes, you can try restarting the dishwasher, checking the drain hose connections, and inspecting for backflow.

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

Repair costs typically range from $80 to $300+, depending on parts and labor.

When should I call a technician for 3-3?

Call a technician if water backs up into the tub, or if the error persists after user-level fixes.

Data last verified: 2026-03-25

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