GE dishwasher error code

C7

Water temperature sensor fault

The circuit for the water temperature sensor has stopped working.

Try these free fixes first

Unplug the dishwasher before opening any panel.

  1. Turn off the dishwasher's circuit breaker for 30 seconds.
  2. Restore power and press Start/Reset.
  3. Run a short cycle to see whether the code returns.

Still showing C7?

If the code returns after a power reset, a technician will typically replace the thermistor or its wiring.

Thermistor (temperature sensor)Check that the part matches your exact model number (usually on a sticker inside the door or on the back).Find the part
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Questions people ask

What does C7 mean on a GE dishwasher?

C7 on a GE dishwasher means: water temperature sensor fault. The circuit for the water temperature sensor has stopped working.

How do I fix GE dishwasher error C7?

Turn off the dishwasher's circuit breaker for 30 seconds. Restore power and press Start/Reset. Run a short cycle to see whether the code returns.

When should I call a repair technician?

If the code returns after a power reset, a technician will typically replace the thermistor or its wiring.

Related dishwasher codes

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Source: GE official support · Reviewed 2026-10-01