Whirlpool Dishwasher Error F9

⚡ Quick Answer: The Whirlpool Dishwasher error F9 signifies a drainage issue, typically indicating the dishwasher is unable to drain water effectively. Symptoms inclu... ✅ DIY Fixable

What Does Error F9 Mean?

The Whirlpool Dishwasher error F9 signifies a drainage issue, typically indicating the dishwasher is unable to drain water effectively. Symptoms include the dishwasher stopping mid-cycle, water remaining in the tub, and the F9 error code appearing during or after the drain phase. Common causes include a clogged filter, an obstructed drain hose, or a malfunctioning drain pump. Addressing these issues promptly can restore normal function.

Common Symptoms:

  • Dishwasher stops mid‑cycle and fails to complete.
  • Water remains in tub after cycle.
  • Error code F9 (sometimes with E1 prefix) displayed during or after drain phase.

Possible Causes

  • Clogged filter or drain path limiting water evacuation. (medium)
  • Kinked or obstructed drain hose preventing proper drainage. (medium)
  • Drain pump malfunction/interference. (medium)

How to Fix Error F9

DIY Fix Check and Clean Drain Path

  1. Turn off and unplug the dishwasher (or disconnect power at breaker).
  2. Remove bottom dish rack and access the filter area.
  3. Clean the filter and remove any visible debris blocking the drain.
  4. Check the sump area for food particles and obstructions.
  5. Run a short rinse cycle to see if the error clears.

DIY Fix Inspect Drain Hose

  1. Locate the drain hose under the sink and ensure it’s not kinked.
  2. Disconnect and flush the hose with water to remove blockages.
  3. Reattach securely ensuring correct routing (no sharp bends).
  4. Test dishwasher drain function.

Technician Only Service Drain Pump and Internal Components

  1. Diagnose and remove any internal blockages around the drain pump.
  2. Test drain pump operation and replace if failing.
  3. Check associated wiring/connectors for integrity.
  4. Verify correct pump and hose installation.
  5. Run multiple test cycles to confirm error resolution.

Parts needed: drain pump, drain hose, filters

🛑 When to Call a Pro:
  • If water leakage occurs during troubleshooting.
  • If the error persists after cleaning and hose checks.
  • If the drain pump hums but does not evacuate water.

Technical Specifications

wattage 60W
component Drain Pump
resistance 10-30 ohms
part_number W10882880
voltage_rating 120V AC

Common Questions

What does F9 error mean on Whirlpool Dishwasher?

The F9 error indicates a drainage problem, where the dishwasher fails to drain water properly, often stopping mid-cycle.

Can I fix Whirlpool Dishwasher F9 error myself?

Yes, you can check and clean the drain path, and inspect the drain hose for kinks or blockages.

How much does it cost to fix F9 error?

Repair costs for the F9 error typically range from ¥10,000 to ¥30,000, depending on parts and labor.

When should I call a technician for F9?

Call a technician if you experience water leakage, if the error persists after cleaning, or if the drain pump is humming but not draining.

Sources & References

Data last verified: 2026-01-10

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