W
f3 e3
Moderate
Whirlpool · Dishwashers
OWI calibration failure
Quick Answer
Error code F3 E3 on your Whirlpool Dishwashers means: OWI calibration failure. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
  1. Faulty OWI (Optical Water Indicator) sensor
  2. Dirty or obstructed OWI sensor lens
  3. Calibration drift
  4. Control board issue
How to Fix It
1
Step 1: Disconnect power and access the OWI sensor.
2
Step 2: Clean the OWI sensor lens.
3
Step 3: Check the sensor wiring for damage.
4
Step 4: Replace the OWI sensor if cleaning does not resolve the issue.
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
OWI sensor
Related Error Codes
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