GE
GTW720B*N***
Washing Machine
GE GTW720B*N*** — Error Code E1
GE GTW720B*N*** error code E1: Thermistor failure — temperature sensor.
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Last updated:
Methodology: We combine manufacturer references with recurring service patterns, then review for safe, step-by-step repair guidance.
Sources: Manufacturer fault-code sheets, service manuals, and recurring field-repair patterns.
Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.
Looking for the full diagnosis and repair guide? View complete GE Washing Machine error code E1 guide →
Repair guidance: the symptoms and steps below come from the canonical GE Washing Machine E1 guide and apply to GTW720B*N*** unless your manual says otherwise.
Symptoms on GTW720B*N***
- ⚠️ Error code displayed
- ⚠️ Machine stops mid-cycle
- ⚠️ Cycle won't complete
How to Fix Error E1 on GTW720B*N***
- 1 Unplug the washing machine for 60 seconds then plug back in — this resets the control board and clears many temporary faults
- 2 Test the sensor with a multimeter — check resistance against the spec in the service manual
- 3 Inspect the sensor's wiring harness for corrosion or loose connector
- 4 Replace the sensor if out of spec ($10–$50 part)
- 5 If the error persists after basic troubleshooting, contact a qualified appliance technician
🛠️ You'll need: Multimeter, Screwdriver set, Nut driver
· Time: 30–60 min
Questions People Also Ask for Error E1
What does GE Washing Machine error code E1 mean? ▼
Error code E1 on a GE Washing Machine means: Thermistor failure — temperature sensor. The appliance detected this condition and has stopped or limited operation to prevent further damage.
How do I fix GE Washing Machine error code E1? ▼
First, unplug the washing machine for 60 seconds to reset the control board. If error E1 returns, the root cause (thermistor failure — temperature sensor) needs to be addressed — check connections, filters, and hoses before calling a technician.
Is it safe to use my GE Washing Machine with error code E1? ▼
It depends on the cause. Most E1 errors mean the appliance has stopped itself as a safety measure. Check the 'Should I unplug it?' section above for specific guidance on this error.