f4
Moderate
Whirlpool · Dishwashers
Drainage system issue
Quick Answer
Error code F4 on your Whirlpool Dishwashers means: Drainage system issue. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Step 1: Remove and clean the dishwasher drain filter.
2
Step 2: Check the drain hose for kinks or blockages.
3
Step 3: Clear any debris from the drain pump area.
4
Step 4: Test the drain pump and replace if defective.
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Drain pump
Drain filter
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