Daewoo Air Conditioner Error E5

⚡ Quick Answer: The Daewoo air conditioner E5 error code indicates a compressor overload protection issue, often related to a faulty outdoor unit temperature sensor o... ✅ DIY Fixable

What Does Error E5 Mean?

The Daewoo air conditioner E5 error code indicates a compressor overload protection issue, often related to a faulty outdoor unit temperature sensor or a defective sensor connector. When this code appears, the unit may display unusual humming sounds and fail to cool properly, halting normal operation. Addressing this error may involve inspecting and possibly replacing the temperature sensor or its connector to restore optimal functionality.

Common Symptoms:

  • E5 displayed on unit panel indicating a fault condition
  • Air conditioner stops normal operation when code appears
  • Unit may fail to properly regulate outdoor temperature

Possible Causes

  • Faulty outdoor unit temperature sensor (medium)
  • Defective or loose sensor connector at outdoor unit (medium)

How to Fix Error E5

DIY Fix Power cycle and basic outdoor unit check

  1. Turn off the air conditioner and disconnect power for several minutes.
  2. Visually inspect the outdoor unit area for obvious loose cabling or debris near the sensor harness.
  3. Reconnect power and see if the E5 code persists.

Technician Only Inspect and replace outdoor unit temperature sensor or connector

  1. Access the outdoor unit control area and locate the temperature sensor and its connector.
  2. Test sensor resistance and signals according to manufacturer/equipment specification.
  3. Repair or replace the sensor and/or harness connector if out of specification or damaged.
  4. Re-test the system for proper operation after replacement.

Parts needed: Outdoor unit temperature sensor, Connector/harness as needed

🛑 When to Call a Pro:
  • If the E5 code persists after basic power cycling and visual inspection
  • If you are not experienced with electrical diagnostics or opening the unit’s outdoor panel
  • If abnormal noises, smells, or other fault codes appear along with E5

Technical Specifications

wattage 1500W
component Compressor
resistance 5-15 ohms
part_number DAEWOO COMP-123456
voltage_rating 220V AC

Common Questions

What does E5 error mean on daewoo air conditioner?

E5 indicates a compressor overload protection issue due to a faulty outdoor temperature sensor.

Can I fix daewoo air conditioner E5 error myself?

Yes, you can power cycle the unit and visually inspect for loose connections or debris.

How much does it cost to fix E5 error?

The estimated cost for parts is between 40–120 USD, with labor costs varying.

When should I call a technician for E5?

Call a technician if the E5 code persists after basic troubleshooting or if you're unsure about electrical diagnostics.

Data last verified: 2026-04-23

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