Daewoo Refrigerator Error EI

⚡ Quick Answer: The Daewoo refrigerator error EI indicates a malfunction in the ice maker's I-Sensor, often resulting in communication failure. This error may be acco... ✅ DIY Fixable

What Does Error EI Mean?

The Daewoo refrigerator error EI indicates a malfunction in the ice maker's I-Sensor, often resulting in communication failure. This error may be accompanied by unusual noises and poor cooling performance. The issue commonly arises from either a disconnection or a short circuit in the sensor wiring, leading to the EI code appearing on the control panel. Proper diagnosis and repair are essential to restore normal function.

Common Symptoms:

  • Error EI displayed on control panel when sensor communication fails

Possible Causes

  • I‑Sensor disconnection or short circuit (high)

How to Fix Error EI

DIY Fix Check basic connections and restart

  1. Power off the refrigerator and unplug it from the outlet.
  2. Wait for 5–10 minutes, then plug the unit back in.
  3. Observe if the EI error persists.
  4. Check if the ice maker sensor wiring harness is visibly disconnected or loose (do not open sealed panels if unfamiliar).

Technician Only Inspect and replace I‑Sensor

  1. Disconnect power to the refrigerator.
  2. Access the main PCB and locate connector CN11 (per service manual reference).
  3. Measure resistance between terminals of the I‑Sensor wiring to confirm disconnection/short.
  4. Replace the I‑Sensor (ice maker sensor) if faulty.
  5. Reassemble and test the refrigerator to verify error resolution.

Parts needed: I‑Sensor (ice maker sensor), possibly wiring harness to main PCB

🛑 When to Call a Pro:
  • If error persists after checking basic connections and ice maker sensor replacement
  • If you are uncomfortable accessing internal components or lack proper tools

Next step

Choose the next step for EI

Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.

Based on diagnostic data

Most relevant component to inspect

Ice Maker Assembly

Automatically freezes and dispenses ice cubes inside the freezer compartment.

Typical part-only price
$75 - $160
DIY difficulty
Medium
Estimated time
20-30 mins
Where can I find the model number?

Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.

Find a part that fits my model

Verify the complete model and part number on the retailer's compatibility page before ordering.

Other components that may be involved

Check these only if your diagnosis points to them.

Possible related component

Main Control Board

The central brain of the appliance that controls all components, cycles, and timings.

$120 - $280 · Medium · 20-40 mins

Check fit & price

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Technical Specifications

wattage 15W
component Evaporator Fan Motor
resistance 30-50 ohms
part_number DA63-00112A
voltage_rating 120V AC

Common Questions

What does EI error mean on daewoo refrigerator?

The EI error indicates a malfunction with the ice maker's I-Sensor, affecting cooling performance.

Can I fix daewoo refrigerator EI error myself?

Yes, you can check basic connections and restart the refrigerator to see if the error persists.

How much does it cost to fix EI error?

The estimated repair cost for the EI error ranges from $30 to $120, depending on parts and labor.

When should I call a technician for EI?

Call a technician if the error persists after checking connections or if you're uncomfortable with repairs.

Sources & References

Data last verified: 2026-04-23

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