LG Refrigerator: Not Working at All
Usually a failed start relay, a compressor fault, or a control-board failure. Add a photo of your LG Refrigerator in the box below: the Triage Profile says what it is, how urgent it is, and who to call.
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In the next five minutes
Safe first steps, before the call. Nothing here needs a tool.
Switch off the fridge’s breaker, and don’t touch the plug or cord.
Take a photo of the fridge and any code on the display, without opening anything.
Don’t use it again until it’s checked; keep the doors shut to hold the cold.
Everything else about this problem
Is it an emergency?
Is an LG refrigerator that isn't working an emergency?
Usually not, but it can be. Because this can be an emergency, leave it off and get it checked; don't reset it or turn it back on. Stop and call a pro if it smells like burning or trips the breaker again.
Symptoms & causes
When an LG refrigerator is not working at all, it means there are no lights, no compressor hum, and no cooling whatsoever, indicating a complete loss of power. This often points to a fundamental electrical issue, such as a problem with the power supply, the power cord, or the main control board. A tripped circuit breaker or a faulty GFCI outlet dedicated to the refrigerator's circuit can also be the root cause.
Tools & parts
A multimeter is essential for checking a completely dead LG refrigerator, allowing you to check for voltage at the wall outlet and continuity of the power cord or internal components. You will also need a basic screwdriver set (Phillips and flathead) to access the rear panel for the control board or to remove outlet covers. A replacement LG main control board or a new power cord may be needed.
Safety first
Always unplug the LG refrigerator from the wall outlet before attempting any inspection or repair to prevent severe electrical shock. If the refrigerator is on a dedicated circuit, locate and trip the corresponding circuit breaker in your home's electrical panel to ensure all power is off. Be extremely cautious when handling internal components, as capacitors on the main control board can retain a dangerous electrical charge even after the appliance is unplugged.
When to call a pro
If the LG refrigerator's main control board (PCB) exhibits visible signs of burning, arcing, or damaged components, it is strongly recommended to contact an LG certified technician for safe testing and replacement. Complex electrical issues involving the compressor's starting components, such as the start relay or capacitor, or a short within the internal wiring harness, require specialized testing tools and expertise. Should you be uncomfortable testing live voltage or replacing internal electrical boards after checking basic power sources, a professional can safely troubleshoot and resolve the issue.
Questions people ask
What's the first thing I should check if my LG refrigerator is completely dead?
First, verify that the wall outlet is functional by plugging in another small appliance, like a lamp, to confirm it powers on. Additionally, check your home's electrical panel to ensure the circuit breaker for the refrigerator's circuit has not tripped.
Could a power surge cause my LG refrigerator to stop working entirely?
Yes, a significant power surge can indeed damage the main control board or other sensitive electronic components within the LG refrigerator, leading to a complete loss of power. Visually inspect the control board for any burnt smells or visible signs of damage.
Is it possible the power cord itself is faulty?
Absolutely, the power cord can become damaged internally, especially if it has been pinched, bent repeatedly, or subjected to excessive strain. Use a multimeter to check for continuity along the entire length of the power cord from the plug to where it enters the refrigerator.
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What it is, how urgent, who to call
Add a photo of your LG Refrigerator in the box at the top. The Triage Profile says what it is, how urgent it is, and who to call.