Dishwasher Error Code E3: Troubleshooting Guide

Quick answer

Dishwasher error code E3 usually indicates a heating issue. First, check if the dishwasher is overheating. Ensure the dishwasher is off and unplugged before inspecting any components. If necessary, replace the heating element or thermostat.

Confirm the symptom

• Error code E3 displayed on the control panel.
• Dishes not drying properly.
• Dishwasher not heating water.
• Dishwasher stops mid-cycle.
• Error code appears after the wash cycle starts.

Tools and prep

• Screwdriver (Phillips and flathead)
• Multimeter
• Replacement heating element or thermostat (if needed)
• Safety gloves
• Turn off and unplug the dishwasher.
• Locate the circuit breaker and turn off the power.
• Ensure the dishwasher is cool to the touch before starting.

Step-by-step troubleshooting

1. Check the Heating Element
   Do: Locate the heating element at the bottom of the dishwasher.
   Observe: Look for any visible damage or burn marks.
   Means: If damaged, it needs to be replaced.
   Next: Proceed to step 2.
2. Test the Heating Element
   Do: Use a multimeter to test the heating element for continuity.
   Observe: If there is no continuity, the heating element is faulty.
   Means: Replace the heating element.
   Next: If the heating element is fine, proceed to step 3.
3. Check the Thermostat
   Do: Locate the thermostat, usually near the heating element.
   Observe: Inspect for any visible damage.
   Means: If damaged, it needs to be replaced.
   Next: Proceed to step 4.
4. Test the Thermostat
   Do: Use a multimeter to test the thermostat for continuity.
   Observe: If there is no continuity, the thermostat is faulty.
   Means: Replace the thermostat.
   Next: If the thermostat is fine, proceed to step 5.
5. Inspect the Control Board
   Do: Check the control board for any signs of damage.
   Observe: Look for burnt components or loose wires.
   Means: If damaged, the control board may need to be replaced.
   Next: If the control board is fine, proceed to step 6.
6. Check Wiring Connections
   Do: Ensure all wiring connections are secure.
   Observe: Look for any loose or corroded wires.
   Means: Secure or replace any faulty wires.
   Next: If all connections are secure, proceed to step 7.
7. Run a Test Cycle
   Do: Plug the dishwasher back in and run a test cycle.
   Observe: Monitor the dishwasher for any error codes.
   Means: If the error code persists, further inspection is needed.
   Next: If the error code is resolved, the issue is fixed.

Common causes

Parts matching

If you need to replace any parts, ensure they are compatible with your dishwasher model.

• Heating Element
• Thermostat
• Control Board
• Temperature Sensor
• Wiring Harness

Always check the manufacturer's guidelines for the correct part numbers.

When to call a professional

• If the error code persists after troubleshooting.
• If you are not comfortable working with electrical components.
• If the dishwasher shows additional error codes.
• If there are signs of water leakage or flooding.
• If the dishwasher is under warranty.

FAQ

Related guides

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