9 Most Common Kenmore Refrigerator Error Codes!

By - Hs Saini

Updated -

Your Kenmore refrigerator is more than just a cold box—it’s smart! But when it shows error codes, it’s asking for help. Think of these codes as a secret message your fridge is sending.

This article will teach you how to understand these messages, so you can keep your fridge happy and your food fresh. Let’s learn together and become fridge detectives!

Kenmore Refrigerator Error Codes

Key Solutions for Kenmore Refrigerator Error Codes

  • Er FF: Check for frost blocking the fan and reset the control board.
  • Er RF: Clear ice from the back panel, and inspect the motor and wiring.
  • Er 1F: Defrost and check the ice compartment cooling fan.
  • Er CO: Inspect control boards and wiring harness for communication issues.
  • Er DH: Evaluate the defrost heater, fuse, and control board for defrost system issues.
  • 22 22: Listen for clicking sounds from the ice maker fan, indicating motor damage.
  • SY EF: Check the evaporator fan for blockages, and reset the fridge.
  • F dH: Measure the defrost heater resistance and check the fuse.
  • 5Y EF: Examine control board connections and test for sensor shorts.

Kenmore Refrigerator Error Code Er FF

When your Kenmore refrigerator displays the error code Er FF, it’s indicating a problem with the refrigerator fan. The fan’s main job is to circulate air and keep the unit’s temperature steady.

Common Causes:

  • Frost Build-Up
  • Main Control Board Issues
  • Faulty Wiring

How to Troubleshoot:

  1. Check the Fan: Make certain no ice is obstructing the fan. If you find frost, defrost and clean any ice from the fan and surrounding area.
  2. Reset the Control Board: Turn off the power to your refrigerator for at least 30 seconds, then turn it back on. This may reset the error message.
  3. Inspect Wiring: Look for any issues with the power control board and the wiring harness.

If these steps don’t fix the error, it’s likely time to consult a professional. As your Kenmore refrigerator ages, this error may occur more frequently, but handling it early can save you from bigger problems.

Kenmore Refrigerator Error Code Er RF

When your Kenmore refrigerator flashes the error code Er RF, it’s telling you there’s an issue with the fan motor.

Specifically, it means the fridge hasn’t received a signal from the fan motor for 65 seconds.

This could be down to a wonky motor connection or a problem with the motor’s internal circuit.

But that’s not all. Sometimes, ice buildup at the back wall of the fridge can block the fan.

This not only stops the fan from turning but can also cause the evaporator coils to freeze, adding to your troubles.

Here’s what you can do:

  • Clear the Ice: Take off the refrigerator’s back panel and get rid of any ice. This simple action could solve the problem by freeing up the fan.
  • Inspect the Motor: If the error code shows up again, examine the motor closely. It might need to be replaced.

Also, check the wire harness connection. A bad connection there could trigger the Er RF error code.

If all these parts—motor, fan, and wire harness—are functioning well, then the main control board could be at fault.

This error code is often seen in the higher-end Kenmore elite refrigerators. They usually work harder and may encounter this problem more frequently.

Kenmore Refrigerator Error Code Er 1F

Error code Er 1F on your Kenmore refrigerator indicates a problem with the ice compartment cooling fan.

This fan, also known as the ice maker fan or ice blower motor, is crucial for maintaining the right temperature for ice production.

Here’s what you should do when you encounter Er 1F:

  • Empty your fridge: Remove all ice and food items to speed up defrosting. This quickens the fan’s return to proper operation.
  • Check the freezer door: Ensure it’s closing properly as leaving it open can trigger the error.

Potential causes for Er 1F error code include:

  • Blocked icing: Ice build-up can prevent the fan from working.
  • Circuit issues: Defects in the circuit can lead to error codes.
  • Faulty control board: A main control board failure may display this error.

If despite your efforts the Er 1F error persists:

  • Inspect the wiring harness: Look for any loose or damaged connections.
  • Examine the power control board: Minor malfunctions here can cause the error.

Remember, issues with the thermistor or temperature sensors such as the refrigerator temperature sensor and room temperature sensor can also impact fan functionality, although they are not directly indicated by Er 1F.

Kenmore Refrigerator Error Code Er CO

When your Kenmore refrigerator flashes the Er CO error, it’s signaling trouble with internal communications.

Specifically, there’s a disruption between the display’s electronic control board and the fridge’s main power board.

Here’s what you need to know:

  • Communication Error: The Er CO error means the refrigerator is experiencing a communication error.
  • Main Components Affected: This issue involves the display control board, the main power board, and the wiring harness.

Troubleshooting Steps:

  1. Inspect Control Boards: Look at the main power board and display control board for visible signs of damage, like burns or scratches.
  2. Examine Wiring Harness: Ensure that the wiring harness connecting the boards isn’t damaged or disconnected.

Understand the Impact:

  • Severity: The Er CO error can be serious and might require professional repair services.
  • Frequency: This error is not common and indicates a specific communication problem in the refrigerator’s circuitry.
Kenmore Refrigerator Error Codes

Evaluating Your Fridge:

  • Check the temperature display for errors and assess the electronics for faults.
  • Consider improvements made in newer models that may prevent this error.

If you notice the Er CO error code, act quickly to prevent further issues. Don’t hesitate to seek assistance to resolve the problem effectively.

Kenmore Refrigerator Error Code Er DH

When your Kenmore refrigerator displays the Er DH error code, it signifies a defrost system issue.

Specifically, the defrost sensor hasn’t warmed up to the necessary 40°F after the allotted time. It’s important to note that you’ll encounter this error at the start of a defrost cycle.

What causes the Er DH error?:

  • Short wiring in the sensor
  • A malfunction in the sensor prevents proper temperature detection

Components to check:

Defrost HeaterWarms the coils to melt away frost
FuseProtects the heater from electrical overloads
Control BoardOversees the defrost cycle and sensor functionality

To deal with this error, assess the fuse and heater functionality. Also, evaluate the main control board for any issues that may have caused the error.

Focus on the relay and controller associated with the defrost heater. Thoroughly inspect these parts to identify the root of the problem.

Kenmore Refrigerator Error Code 22 22

When your Kenmore refrigerator displays the error code 22 22, it indicates a problem with the ice maker fan motor.

A damaged motor typically makes a clicking sound. Without a signal from the compressor, the control panel triggers this error code, resulting in cooling delays inside your fridge.

As the issue worsens, your refrigerator may struggle to cool effectively. Replacement of the fan or related parts is often necessary.

However, sometimes the defect is minor and can be fixed easily. It’s notable that error code 22 22 occurs more frequently in older Kenmore refrigerator models.

Troubleshooting Steps:

  • Listen for a click-click sound from the ice maker fan—this points to motor damage.
  • Check if the refrigerator is cooling less efficiently, which could be a symptom of the problem.

Possible Actions:

  • Inspection: Look for visible signs of damage to the fan or motor.
  • Repair or Replace: Engage a technician to repair the motor, or replace the fan if needed.

Kenmore Refrigerator Error Code SY EF

When your Kenmore refrigerator displays the error code SY EF, it’s telling you it’s not cooling properly.

Although the fridge is running, it doesn’t get cold enough inside. Now let’s figure out why and fix it.

Common Causes:

  • Evaporator Fan Problems: A fault in the fan can disrupt the cool airflow. This might be due to:
    • Frost buildup on the blades
    • Blockage preventing blade rotation
  • Other Component Faults: Issues with other parts like the fill tube can influence fan performance.

Troubleshooting Steps:

  1. Inspect the evaporator fan for frost or blockages.
  2. Check if other parts, like the fill tube, are causing fan issues.

Quick Fix:

  • Disconnect the fridge for a few minutes and then reconnect. This can sometimes reset the system and clear the error.

Remember, dealing with refrigeration can be tricky. If these steps don’t work, consider contacting a professional for help. It’s important to sort out these issues quickly to keep your food safe and fresh.

Kenmore Refrigerator Error Code F dH

If your Kenmore fridge displays an Error Code F dH, it means it’s struggling to warm up properly during its defrost cycle.

Normally, your fridge should hit 40°F to melt away any frost buildup, but if it doesn’t, here’s what could be going wrong:

  • Heater or Fuse: These parts might not be working right, keeping the temperature too low.
  • Defrost Heater: Check this part’s resistance. If the defrost heater is electrically open, it will show infinite resistance and won’t heat up.

Here’s what to do:

  • Check the Heater: Measure the resistance of the defrost heater. Low or no resistance means it’s time to replace.
  • Check the Fuse: If it’s blown, it needs replacing.
  • Main Control Board: Rarely the issue, but if nothing else works, this might need a look.


Don’t hesitate to reach out to a professional if you’re unsure. Your fridge might still be under warranty, which can save you money on repairs.

Kenmore Refrigerator Error Code 5Y EF

When your Kenmore refrigerator displays the 5Y EF error code, it indicates a communication failure between the main control board and the fan motor.

This issue may be due to the malfunction of the freezer or refrigerator temperature sensors. You’ll need to take a few steps to troubleshoot this problem.

Firstly, examine the wires connecting the control board to the evaporator fan. Ensure that they are properly connected and look for any signs of damage.

If everything appears intact, try resetting the fridge by unplugging it for a few minutes. If the error persists, more investigation is needed:

  • Check for Sensor Shorts: Use a multimeter to test the wiring for shorts.
  • Voltage Variance: Look for any discrepancies in voltage to the fan motor.
  • Resistance Levels: High resistance in power cables can trigger errors.

If these steps don’t clear the 5Y EF code, the most likely solution is to replace the control board.

This is a complex task, so if you’re unsure, contact a professional to ensure your refrigerator resumes normal function.

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