KitchenAid Dryer Error Code E2
Temperature sensing circuit is shorted.
Temperature sensing circuit is shorted.
First step from the service manual
Refer to TEST #3a.
The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.
Get the full diagnostic procedure for E2.
- Step-by-step tests with expected resistance, voltage, and continuity values
- Wiring diagram references and connector pinouts from the OEM service manual
- Verified part numbers when replacement is required
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What E2 means on a KitchenAid dryer
The E2 error code on a KitchenAid dryer indicates that the temperature sensing circuit has developed a short condition. Unlike an open circuit fault, a shorted circuit means electrical resistance has dropped abnormally low, causing the control board to receive a signal that falls outside the expected parameters for the thermistor or temperature sensor. The dryer's control system continuously monitors the resistance value from the temperature sensing circuit to regulate heat output and protect the appliance from overheating. When that resistance collapses due to a short, the control board can no longer accurately interpret drum temperature and triggers the E2 fault to halt operation.
The primary component involved is the thermistor, a resistive sensor whose resistance changes predictably with temperature. A shorted thermistor, or a short anywhere along the wiring harness connecting it to the control board, will produce an artificially low resistance reading. This can be caused by pinched wiring, moisture intrusion, damaged insulation allowing conductors to contact each other, or a failed thermistor itself.
Diagnosing this fault begins with TEST #3a, which focuses on the temperature sensing circuit. This test involves inspecting the thermistor and associated wiring for visible damage, measuring resistance across the thermistor with a multimeter, and checking harness connectors for corrosion or contact issues. Resolving the E2 code typically requires replacing the thermistor or repairing the affected wiring, depending on where the short is located.
Source: manufacturer service documentation.
Common causes of E2
- 01
Failed thermistor (temperature sensor)
Part replacementThe thermistor itself can develop an internal short, causing resistance to drop below the acceptable range. Testing the sensor with a multimeter will reveal a very low or near-zero resistance reading when a short is present.
- 02
Pinched or damaged wiring harness
Wiring / connectionThe wiring between the thermistor and the control board can become pinched during a previous service or through vibration over time, causing insulation to wear and conductors to contact each other. Inspect the harness for visible kinks, abrasion, or melted insulation.
- 03
Corroded or shorted wiring connector
Wiring / connectionMoisture or debris can bridge the terminals inside a harness connector, creating a short in the sensing circuit. Check the connector pins at both the thermistor and the control board for corrosion, discoloration, or contamination.
- 04
Moisture intrusion near the sensor or harness
Wiring / connectionWater from a leak or high humidity conditions can create a conductive path between wiring conductors, simulating a short. Inspect the area around the thermistor mounting location for signs of water damage or residue.
- 05
Faulty control board
Part replacementIn less common cases, the control board's input circuit for the temperature sensor can fail internally, producing a false E2 reading even when the thermistor and wiring test correctly. This is typically diagnosed only after the sensor and harness have been confirmed good.
Frequently asked questions about E2
What does E2 mean on a KitchenAid dryer?
Can I fix the E2 error on my KitchenAid dryer myself?
Will resetting the dryer clear the E2 error code?
Is it safe to use my KitchenAid dryer when the E2 code is displayed?
How much does it cost to repair an E2 error on a KitchenAid dryer?
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