E1 — Thermistor Open Circuit
Generic 'E1' on older KitchenAid dryers indicates a thermistor open circuit. The control cannot read drum temperature.
- Keep using it?
- Yes, with caution
- DIY difficulty
- Moderate
- Verified against
- kitchenaid.com ↗
How to fix it
- Unplug the dryer.
- Locate the thermistor at the blower outlet.
- Reconnect the harness if loose; test resistance.
- Replace the thermistor if open.
- Repair any broken wiring back to the ACU.
Why it happens
Typical signs: E1 on display · No heat or runs cold · Cycle ends without drying
- Disconnected thermistor Connector vibrated off
- Open thermistor element Internal failure
- Broken wire in the harness Pinch point at sheet metal edge
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.
- Dryer thermistor Common replacementAmazon →
Related repair guides
More KitchenAid dryer codes
Frequently asked questions
What does the E1 code mean on a KitchenAid dryer?
Generic 'E1' on older KitchenAid dryers indicates a thermistor open circuit. The control cannot read drum temperature.
What causes the E1 code on a KitchenAid dryer?
Disconnected thermistor: Connector vibrated off Open thermistor element: Internal failure Broken wire in the harness: Pinch point at sheet metal edge
Is it safe to keep using a KitchenAid dryer with a E1 error?
Yes, with caution. This is rated a moderate-severity fault.
How do I fix E1 on a KitchenAid dryer?
Unplug the dryer. Locate the thermistor at the blower outlet. Reconnect the harness if loose; test resistance.
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: kitchenaid.com.