LG Refrigerator dH / F dH / r dH / Er dH Error Code

If your LG refrigerator is displaying dH / F dH / r dH / Er dH, this guide explains what it means,
what you can safely check, and when professional diagnosis may be needed.

What does dH / F dH / r dH / Er dH mean on a LG refrigerator?

Defrost failure: target evaporator temperature was not reached within about 1 hour.

Definitions can vary by model or platform, so compare the code with information for your exact model before replacing parts.

What you can try

Unplug for 2 minutes and restore power. If the code returns, arrange service.

Before booking a repair

1. Confirm the displayed error code and your appliance model number.
2. Check relevant external issues such as a blocked filter, kinked hose, open door, interrupted power, or restricted airflow.
3. If a power reset is appropriate for the appliance, turn it off safely and restart it once.
4. If the code returns, avoid repeated resets and arrange diagnosis.

Safety note

Disconnect electrical power before accessing internal components.
Do not open sealed, gas, high-voltage, or refrigerant systems unless qualified to service them.
These steps are general guidance and do not replace service information for your exact model.

Still seeing dH / F dH / r dH / Er dH?

If the problem persists, contact Appliance Maestro to diagnose and repair your LG refrigerator.

Contact Us

When should you call a technician?

If the dH / F dH / r dH / Er dH code returns after the safe checks above, or the appliance is leaking, overheating,
tripping a breaker, making unusual noises, or not operating correctly, professional diagnosis is recommended.
Appliance Maestro provides appliance repair service in Ottawa and surrounding communities.

Related LG refrigerator error codes

LG Refrigerator 88LG Refrigerator 22LG Refrigerator 33LG Refrigerator 67LG Refrigerator C1LG Refrigerator CF