Fisher & Paykel Dishwasher Error U2

⚡ Quick Answer: The Fisher & Paykel dishwasher U2 error code indicates a drainage issue, typically seen in DishDrawer models. This error often coincides with a hummin... ✅ DIY Fixable

What Does Error U2 Mean?

The Fisher & Paykel dishwasher U2 error code indicates a drainage issue, typically seen in DishDrawer models. This error often coincides with a humming sound and a flashing display. It may arise from improper loading, where dishes obstruct sensors or exceed the drawer's height limit. To resolve the U2 error, check for obstructions and ensure the dishwasher is loaded correctly to avoid interference with spray arms and sensors.

Common Symptoms:

  • Dishwasher stops with U2 displayed (common in DishDrawer models)
  • May be accompanied by continuous beeping when a fault is detected

Possible Causes

  • Loading issue where items obstruct sensors or extend beyond drawer clearance (medium)

How to Fix Error U2

DIY Fix Check Dish Loading

  1. Stop the dishwasher using the Power button if running.
  2. Open the drawer and verify no dishes or items extend above the permissible height or interfere with drawer closing.
  3. Rearrange the dishes to standard loading patterns ensuring no obstruction of spray arms or sensors.
  4. Close the drawer and restart the cycle to see if the error clears.

DIY Fix Basic Reset After Loading Check

  1. Turn the dishwasher off at the mains or power switch.
  2. Wait at least 10–30 seconds.
  3. Restore power and attempt a wash cycle to see if U2 is cleared.

Technician Only Inspect Sensors & Internal Interlocks

  1. Check the height sensors and interlock switches for misalignment or foreign debris.
  2. Verify that the spray arm and interior components are correctly secured and not interfering with sensors.
  3. Use the official service manual to trace circuits related to fault code reporting.

Parts needed: sensor assemblies, interlock switches

🛑 When to Call a Pro:
  • If U2 persists after proper loading and basic reset
  • If water remains in the drawer or other error codes appear simultaneously

Technical Specifications

wattage 60W
component Drain Pump
resistance 10-20 ohms
part_number FP-DW-PUMP-001
voltage_rating 240V AC

Common Questions

What does U2 error mean on Fisher & Paykel dishwasher?

U2 error indicates a drainage issue, often due to improper loading or obstructions.

Can I fix Fisher & Paykel dishwasher U2 error myself?

Yes, check dish loading for obstructions and perform a basic reset.

How much does it cost to fix U2 error?

Repair costs range from ¥5,000 to ¥25,000+, depending on parts and location.

When should I call a technician for U2?

Call a technician if U2 persists after checking loading and resetting, or if water remains in the drawer.

Sources & References

Data last verified: 2026-03-13

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