Kitchen tech tip: how to put your frigidaire dishwasher in diagnostic mode and fix it yourself

If your Frigidaire dishwasher starts acting up, don’t despair! By putting it in diagnostic mode, you can troubleshoot the issue and pinpoint the underlying problem. In this blog post, we’ll provide a step-by-step guide on how to put your Frigidaire dishwasher in diagnostic mode, along with tips and tricks to help you resolve any issues.

Why Put Your Dishwasher in Diagnostic Mode?

Diagnostic mode allows you to access hidden error codes that can reveal the specific cause of a dishwasher malfunction. By running the diagnostic cycle, you can identify issues such as:

• Faulty sensors
• Clogged filters
• Malfunctioning pumps
• Electrical problems

Step-by-Step Guide to Diagnostic Mode

1. Clear Previous Error Codes

Before starting the diagnostic cycle, clear any existing error codes by pressing and holding the “Start/Cancel” button for 5 seconds.

2. Enter Diagnostic Mode

Dishwasher with Display Panel:

• Press and hold the “Cycle” and “Options” buttons simultaneously for 5 seconds.
• The display will show “dIAG” or “TEST.”

Dishwasher without Display Panel:

• Press and hold the “Start/Cancel” button for 5 seconds.
• The dishwasher will enter diagnostic mode and start flashing the LED lights.

3. Run the Diagnostic Cycle

• Press the “Start/Cancel” button to start the diagnostic cycle.
• The dishwasher will run through a series of tests, including draining, filling, and heating.
• Observe the LED lights or display panel for any error codes that appear.

4. Interpreting Error Codes

• Display Panel: Error codes will be displayed on the screen.
• No Display Panel: Refer to the Frigidaire dishwasher manual for a list of error code sequences.

5. Troubleshooting the Issue

Once you have identified the error code, consult the user manual or search online for solutions. Common troubleshooting steps include:

• Cleaning filters
• Replacing faulty sensors
• Checking for leaks
• Resetting the dishwasher

6. Exit Diagnostic Mode

• Press and hold the “Start/Cancel” button for 5 seconds to exit diagnostic mode.
• The dishwasher will return to normal operation.

Tips and Tricks

• If you encounter any difficulties, refer to the Frigidaire dishwasher manual or consult a qualified appliance technician.
• Note down the error codes that appear during the diagnostic cycle for easier troubleshooting.
• If the dishwasher doesn’t respond to entering diagnostic mode, check for any loose connections or power issues.

Troubleshooting Common Issues

1. Dishwasher Not Draining

• Check the drain hose for kinks or clogs.
• Inspect the drain pump for any obstructions.
• Clean the dishwasher filter.

2. Dishwasher Not Filling

• Ensure the water supply is turned on.
• Check the inlet valve for blockages.
• Test the water pressure at the dishwasher connection.

3. Dishwasher Not Heating

• Inspect the heating element for continuity.
• Check the temperature sensor for proper operation.
• Reset the dishwasher circuit breaker.

4. Dishwasher Leaking

• Examine the door seal for any tears or gaps.
• Check the drain hose for damage.
• Tighten any loose connections.

Frequently Asked Questions

Q: Can I run the diagnostic cycle on all Frigidaire dishwashers?
A: Yes, the diagnostic mode is available on most Frigidaire dishwasher models.

Q: What do I do if I don’t see any error codes during the diagnostic cycle?
A: If no error codes appear, the dishwasher may not be experiencing a major issue. Reset the dishwasher and try running it again.

Q: Is it safe to run the diagnostic cycle on a dishwasher that is leaking?
A: No, do not run the diagnostic cycle on a leaking dishwasher. Call a qualified appliance technician to address the leak first.