## How to Fix GE Washing Machine Error E05 (Board Thermistor Error)
This guide will help you understand and troubleshoot the GE washing machine error code E05, a common indicator of a fault within the electronic control system.
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### 1. Explanation: What GE Error Code E05 Means
The error code **E05** (sometimes appearing as “E05” or “5E”) on a GE washing machine signals a **Board Thermistor Error**.
In simple terms:
* **Thermistor:** This is a small sensor used by the appliance’s computer board to monitor temperature.
* **The Problem:** The main control board (often referred to as the **Dryer Control Board** in washer-dryer combo units) is not receiving a correct or stable temperature reading from the thermistor built into its own circuitry.
**The Likely Culprit:** While it might seem like a simple sensor issue, the problem usually resides in the **Dryer Control Board** itself. This board manages the heating and drying cycle and often requires replacement to resolve the E05 code.
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### 2. Step-by-Step Fix: How to Diagnose Error E05
Before replacing any parts, follow these steps to confirm the error and attempt a soft reset.
#### Step 1: Perform a Power Cycle (Hard Reset)
The E05 error can sometimes be triggered by a temporary glitch or power surge.
1. **Unplug:** Disconnect the washing machine completely from the wall outlet.
2. **Wait:** Leave the machine unplugged for at least 5 to 10 minutes. This allows any residual electrical charge to drain from the control boards.
3. **Restore Power:** Plug the machine back in.
4. **Test:** Attempt to run a short cycle (like a quick wash or rinse cycle) to see if the E05 code reappears.
If the error persists, proceed to the next step.
#### Step 2: Check for Related Symptoms
Because the E05 error is related to temperature management, check if the dryer function is performing incorrectly:
* Is the drying cycle taking excessively long?
* Is the machine running extremely hot or not heating at all?
If the machine is performing poorly during the drying function, it strongly suggests a failure in the **Dryer Control Board**.
#### Step 3: Inspect the Wiring Harness (Advanced)
If you are comfortable accessing the internal components, visually inspect the wiring connected to the main control board.
1. **Safety First:** Ensure the unit is completely unplugged from power.
2. **Access:** Locate and access the main control board (this is usually near the top back or front console, depending on your model).
3. **Look for Damage:** Inspect the wiring harnesses connecting to the board. Look for signs of:
* Burn marks
* Frayed or pinched wires
* Loose connections (unplug the connectors and firmly reseat them)
If the wiring appears undamaged and the error persists after reseating the harnesses, the control board itself is almost certainly faulty.
#### Step 4: Replacing the Dryer Control Board
Since the thermistor is integrated directly into the board and cannot be easily replaced separately, the solution is usually to replace the entire control board.
**Note:** Always use the full model number of your washing machine (usually found on a sticker inside the door frame or on the back) when ordering parts to ensure compatibility.
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### Call to Action
Check the price for a replacement Dryer Control Board here: https://www.amazon.com/s?k=GE+Dryer Control Board&tag=trivian-20
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