f3
Moderate
GE · Dishwashers
Thermistor/temperature sensor open circuit
Quick Answer
Error code F3 on your GE Dishwashers means: Thermistor/temperature sensor open circuit. 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: Turn off power to the dishwasher.
2
Step 2: Access the thermistor (usually near the sump area).
3
Step 3: Test the thermistor resistance with a multimeter.
4
Step 4: Check the wiring and connector for damage.
5
Step 5: Replace the thermistor if it shows an open circuit.
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
Thermistor
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