If your Frigidaire or Electrolux dishwasher has stopped responding to inputs or is showing error codes, the main control board might be the issue. This component manages the dishwasher’s core functions, so when it malfunctions, the appliance may cease to operate.
Fortunately, replacing the control board (5304514670) is a straightforward process you can handle with minimal tools and effort.
Understanding the Role of the Control Board
The main control board acts as the operational hub of the dishwasher. It manages wash cycles, drying processes, sensors, and the user interface. Over time, the control board’s components and connections can deteriorate due to regular use.
Signs of a Faulty Control Board
Recognizing the symptoms of a failing control board can help you diagnose the problem quickly. Look out for these indicators:
- Unresponsive Controls: If pressing buttons on the dishwasher’s control panel yields no response, the board may no longer be functioning properly.
- Error Codes: Many modern dishwashers display error codes to identify specific issues. Refer to your dishwasher’s manual to check if the error code relates to the control board.
- Incomplete Cycles: If the dishwasher starts but cannot complete a cycle, the control board may be unable to communicate with other components.
Also read: 5 Quick Fixes for Sticky Dishwasher Racks: A DIY Guide
How to Replace the Main Control Board in Your Frigidaire or Electrolux Dishwasher
Detaching the Outer Panel
- Open the dishwasher door fully.
- Locate and remove the two Phillips screws at the bottom corners of the outer panel.
- Carefully lift the outer panel slightly and pull it outward, then lift it off completely.
- Set the outer panel aside.
Removing the Control Panel Assembly
- Reopen the dishwasher door fully if needed.
- Use a torque driver to remove the screws securing the control panel assembly to the dishwasher frame.
- Allow the dishwasher door to close, and carefully lower the control panel.
Removing the Control Panel Cover
- Use a Phillips screwdriver to remove the screws securing the control panel cover.
- Press the indicated locking tabs to release the cover.
- Carefully lift the cover off, ensuring any rubber grommets detach with it.
- Set the cover aside.
Detaching the Old Control Board
- Use a small flathead screwdriver to detach the red and black control board wires.
- Disconnect all wiring harness plugs from the control board by pulling them upward.
- Place the control panel assembly on a towel to protect it from damage.
- Disconnect any remaining wiring harness plugs from the old control board.
- Use a Phillips screwdriver to remove all screws securing the old control board.
- Lift the old control board out of the housing.
Installing the New Control Board
- Align the new control board over the screw holes in the control panel housing.
- Secure the new control board with Phillips screws.
- Reconnect all wiring harness plugs to the control board, pressing them firmly into place.
- Reattach the red and black wires to their terminals on the control board.
Reassembling the Control Panel Assembly
- Position the control panel assembly back onto the dishwasher frame.
- Reinsert and tighten the torque screws to secure the panel assembly.
- Reconnect the wiring harness plugs to the dishwasher’s main wiring.
- Reseat the red and black wires into their proper terminals.
Reattaching the Control Panel Cover
- Align the locking tabs on the control panel cover and attach it back to the panel assembly.
- Tighten all Phillips screws securing the cover.
Reattaching the Outer Panel
- Position the bottom edge of the outer panel onto the door hinge shelf.
- Align the side cutouts on the panel with the inner door tabs.
- Lift the panel upward to lock it into place with the control panel.
- Hold the panel in place while opening the dishwasher door.
- Reinsert and tighten all Phillips screws securing the outer panel.
Maintaining Your Dishwasher Post-Replacement
Once you’ve installed the new control board, follow these tips to keep your dishwasher running smoothly:
- Clean the Filters Regularly: Blocked filters can strain the dishwasher, causing it to work harder than necessary.
- Inspect Seals and Gaskets: Ensure the door seals are in good condition to prevent leaks.
- Use Proper Detergents: Follow the manufacturer’s recommendations for detergent types and amounts.
- Perform Routine Inspections: Periodically check the control panel and internal components for wear or damage.
Also read: How to replace Frigidaire dishwasher upper dish rack 5304498205
Taking care of your Frigidaire or Electrolux dishwasher doesn’t have to be a hassle. Spotting those warning signs early and knowing how to replace the control board can save you time and money. Whether it’s unresponsive buttons, pesky error codes, or incomplete wash cycles, you now have the know-how to tackle the issue head-on.
With a few simple tools and some patience, you can get your dishwasher back in action without breaking a sweat. Remember, a little maintenance goes a long way in keeping your appliance running smoothly.