Lg Refrigerator Error Er C2

⚡ Quick Answer: The LG refrigerator error code Er C2 indicates a malfunction in the compressor relay, leading to inadequate cooling and often accompanied by unusual c... ✅ DIY Fixable

What Does Error Er C2 Mean?

The LG refrigerator error code Er C2 indicates a malfunction in the compressor relay, leading to inadequate cooling and often accompanied by unusual clicking sounds. This error suggests a temperature defect or degraded cooling power, prompting the refrigerator to signal abnormal temperature performance. To address this issue, users can attempt a power reset by disconnecting the refrigerator for five minutes and then reconnecting it to see if the error clears.

Common Symptoms:

  • Abnormal or inadequate cooling performance detected
  • Possible temperature display error concurrent with the code

Possible Causes

  • Compressor Relay

How to Fix Error Er C2

DIY Fix Check basic conditions and reset power

  1. Confirm the refrigerator is receiving stable power and the plug is fully inserted.
  2. Turn the refrigerator off and disconnect from power for about 5 minutes.
  3. Reconnect power and observe whether the “Er C2” code clears.
  4. Monitor refrigerator cooling performance after reset.

Technician Only Professional diagnostic for cooling system

  1. Use proper diagnostic tools to read error logs on the main control board.
  2. Check temperature sensors (thermistors) and verify correct readings.
  3. Inspect key cooling components (compressor, refrigerant circuit, evaporator) for operational faults.
  4. Confirm that defrost/heater circuits and fans are functioning normally.

Parts needed: Temperature sensors (thermistors), Control board, Compressor and refrigeration circuit components, Evaporator fan

🛑 When to Call a Pro:
  • If the code persists after power reset and basic checks
  • If cooling performance continues to be inadequate
  • If there are unusual noises, smells, or temperatures outside normal operating range

Technical Specifications

wattage N/A
component Compressor Relay
resistance 0-10 ohms
part_number LG 1263390
voltage_rating 120V AC

Common Questions

What does Er C2 error mean on LG refrigerator?

Er C2 indicates a compressor relay malfunction, causing inadequate cooling.

Can I fix LG refrigerator Er C2 error myself?

Yes, try resetting the power by unplugging the refrigerator for five minutes.

How much does it cost to fix Er C2 error?

Repair costs vary widely based on the diagnosed failure, from sensor replacement to compressor repairs.

When should I call a technician for Er C2?

Call a technician if the code persists after a reset or if cooling problems continue.

Sources & References

Data last verified: 2026-01-10

User Comments (0)

Share your experience or solution below.

Be the first to comment!