Whirlpool Washer Dryer Error F18

⚡ Quick Answer: The Whirlpool Washer Dryer F18 error code signifies a drain pump failure, often linked to excessive foam or suds during the wash cycle. This can resul... ✅ DIY Fixable

What Does Error F18 Mean?

The Whirlpool Washer Dryer F18 error code signifies a drain pump failure, often linked to excessive foam or suds during the wash cycle. This can result in the machine being unable to drain water effectively, accompanied by unusual sounds. Commonly, this issue arises from using too much detergent, leading to foamy buildup, or it may indicate a restricted drain hose. In rare cases, an internal control error may be the culprit.

Common Symptoms:

  • Error displayed during or before wash cycle
  • Cycle may stop or not complete
  • Washer unable to drain properly with foam present
  • Excessive suds in drum

Possible Causes

  • Excessive foam/suds due to detergent issues (high)
  • Restricted or blocked drain hose/pump interference from suds (medium)
  • Internal control/board error in washer‑dryer combo (less common) (low)

How to Fix Error F18

DIY Fix Reduce foam and reset machine

  1. Ensure using HE high‑efficiency detergent and follow recommended amounts
  2. Run a Rinse & Spin or Intensive Rinse cycle to clear excess suds
  3. Check that drain hose isn’t kinked or clogged
  4. Power off unit, wait 2–3 minutes, then restart

Technician Only Inspect drain system and internal components

  1. Disconnect power and access drain pump and hoses
  2. Clear pump filter and hose blockages
  3. Test drain pump for operation and correct resistance
  4. If suds and drain issues are ruled out and F18 persists, inspect control board and wiring for faults

Parts needed: Drain pump, Drain hose, Control board (if necessary)

🛑 When to Call a Pro:
  • Error persists after foam reduction and drain checks
  • Unusual noises from pump or control area
  • Water leakage or repeated F18 without suds evidence

Technical Specifications

wattage 50W
component Drain Pump
resistance 10-30 ohms
part_number W10605459
voltage_rating 120V AC

Common Questions

What does F18 error mean on Whirlpool Washer Dryer?

F18 error indicates a drain pump failure, often due to excessive foam or suds.

Can I fix Whirlpool Washer Dryer F18 error myself?

Yes, reduce foam by using HE detergent, running a Rinse & Spin cycle, and checking the drain hose.

How much does it cost to fix F18 error?

Repair costs range from $50 to $350, depending on parts and service.

When should I call a technician for F18?

Call a technician if the error persists after troubleshooting or if you hear unusual noises.

Sources & References

Data last verified: 2026-03-18

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