f3
Moderate
Fisher & Paykel · Dishwashers
Thermistor Fault - Temperature Sensor Error
Quick Answer
Error code F3 on your Fisher & Paykel Dishwashers means: Thermistor Fault - Temperature Sensor Error. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Disconnect power and access the thermistor sensor inside the drawer sump area
2
Verify the sensor is securely mounted in its housing and has not come loose
3
Disconnect the thermistor and measure its resistance with a multimeter (approximately 50k ohms at room temperature)
4
Inspect the connector pins for corrosion and clean with electrical contact cleaner if needed
5
Replace the thermistor if the resistance reading is far outside specification or reads open/shorted
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
Fisher & Paykel NTC thermistor (model-specific)
Thermistor mounting clip
Electrical contact cleaner
Related Error Codes