Lg Air Conditioner Error 63
⚡ Quick Answer: The LG air conditioner error code 63 indicates a low condenser temperature detected in the outdoor unit, leading to unit shutdown. Symptoms include re... ✅ DIY Fixable
What Does Error 63 Mean?
The LG air conditioner error code 63 indicates a low condenser temperature detected in the outdoor unit, leading to unit shutdown. Symptoms include reduced cooling or heating performance and abnormal temperature readings on the condenser coil. This error can result in water accumulation around the unit and unusual noises. Immediate action is recommended to prevent further issues.
Common Symptoms:
- Unit stops operation and displays code 63
- Outdoor unit may show reduced cooling/heating performance
- Possible abnormal temperature reading on condenser coil
Possible Causes
- Low condenser temperature detected by temperature sensor (medium)
How to Fix Error 63
DIY Fix Power cycle and basic checks
- Turn off the air conditioner using the remote or power switch
- Switch off power at the breaker for at least 5 minutes
- Restore power and restart the unit
- Observe if error reappears
Technician Only Inspect outdoor condenser temperature sensor and airflow
- Check the condenser temperature sensor for proper operation and connection
- Verify outdoor unit airflow is unobstructed (clear debris, ensure proper spacing)
- Test sensor readings under normal operating conditions
- Replace faulty condenser temperature sensor or associated wiring if needed
Parts needed: Condenser temperature sensor, Wiring harness/connector
- If the error persists after power cycling
- If there are signs of refrigerant leaks
- If the outdoor unit fan or compressor does not start or runs abnormally
Technical Specifications
| wattage | 50W |
|---|---|
| component | Drain Pump |
| resistance | 10-20 ohms |
| part_number | LG 4681A20001C |
| voltage_rating | 120V AC |
Common Questions
What does 63 error mean on lg air conditioner?
Error 63 indicates low condenser temperature detection, causing the unit to stop operation.
Can I fix lg air conditioner 63 error myself?
Yes, you can try power cycling the unit and performing basic checks.
How much does it cost to fix 63 error?
Estimated repair costs range from $100 to $300, including parts and labor.
When should I call a technician for 63?
Call a technician if the error persists after power cycling or if you notice refrigerant leaks.
Sources & References
Data last verified: 2026-01-11
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