GE · Dryer Moderate

E2F — Exhaust air thermistor failure

The dedicated exhaust-air thermistor used by the Sensor Dry algorithm is out of range. Sensor Dry cycles end early or refuse to start; Timed Dry usually still works.

Keep using it?
Yes, with caution
DIY difficulty
Moderate
Verified against
texastempmasters.com ↗

How to fix it

  1. Unplug the dryer.
  2. Access the exhaust thermistor on the blower housing.
  3. Wipe lint off the sensor body.
  4. Measure resistance — should be ~10K ohms at room temp.
  5. Replace the thermistor if out of range and reseat the connector.
  6. Reassemble and run a Sensor Dry cycle on a damp load to verify.

Why it happens

Typical signs: E2F on display · Sensor Dry ends in a few minutes with wet clothes · Timed Dry works normally · Repeated cycle aborts

  • Failed exhaust thermistor Resistance out of range (open or shorted).
  • Lint coating the sensor Insulating lint film throws readings off.
  • Loose connector at sensor Vibration walked the plug off.
  • Failed control board input ADC channel for exhaust sensor failed.

Parts you may need

If diagnosis points to a failed part, these are the common replacements. As an Amazon Associate we earn from qualifying purchases.

  • GE dryer exhaust thermistor Common replacement
    Amazon →

More GE dryer codes

AF AF — Air Flow restriction E1 E1 — Inlet thermistor open circuit E1F E1F — Door lock / door switch failure E2 E2 — Inlet thermistor shorted E3 E3 — Outlet (exhaust) thermistor open E4 E4 — Outlet thermistor shorted

All GE codes → All dryer codes →

Always unplug an appliance before servicing it. This guide is for informational purposes and is not a substitute for a qualified technician. Verified against manufacturer documentation: texastempmasters.com.