LG and Samsung Washing Machine Error Codes Explained

LG washing machine error code shown on the display panel

You go to move the wash over to the dryer and the door will not open. Or the clothes are sitting in a pool of grey water. Or the machine has beeped, stopped halfway through, and parked a couple of letters on the display.

That code is the washer pointing at the part it thinks has failed. After enough house calls you learn that almost all of them come down to four things: water that will not drain, water that will not come in, a load the drum cannot balance, or a door that will not lock. Some you can sort out yourself in five minutes. Others mean a part has gone.

Below are the codes I see most in Vancouver homes, what is usually behind each one, and what we check before quoting anything.

What you’ll learn

  • Why your LG or Samsung washer is flashing a code in the first place
  • The common LG codes (OE, IE, UE, dE) and what each one really means
  • The common Samsung codes (5E or 5C, 4E or 4C, UE, dC, Sud, LC) and what they mean
  • Which codes you can clear yourself in five minutes
  • When a code means it is time to call a technician

LG and Samsung washing machine error codes at a glance

If you just want to know what your code means and whether you can sort it yourself, start here. The detail on each one is further down.

What’s happening LG code Samsung code Usual cause Fix it yourself?
Won’t drain, water left in the drum OE 5E / 5C Clogged drain pump filter Often, yes
Won’t fill, drum stays dry IE 4E / 4C Taps, hoses, or inlet valve screens Sometimes
Stops mid-spin, shuffles the load UE / uE UE / Ub Off-balance load Often, yes
Won’t start, door issue dE / dE1 dC / dE Door lock assembly (check seal first) Maybe, else tech
Too much foam SUdS Sud Wrong or too much detergent Yes
Leak detected No code LC / LC1 Water leaking at the base No, stop and unplug
Drum won’t turn LE / CE 3E / 3C Motor or rotor position sensor No, technician
Water not heating tE HE / 1E Heating element or thermistor No, technician

First, what a washing machine error code actually is

A code is not the fault. It is the washer’s best guess at where the fault is. An LG OE code just tells you the control board did not see the water leave during the drain. It will not tell you whether that is a kid’s sock jammed in the pump or a dead pump motor. That part we work out on site.

One thing worth doing before you touch anything: write the code down. Half of them vanish off the display the second you open the door, and then we are both guessing.

The short version

A code points at an area, not an exact part. Drains, fills, balance, and door locks cover most of them, and the simple ones you can often clear yourself in a few minutes.

LG washing machine error codes

These are the LG washing machine error codes that bring us out most often. LG runs the same codes across most of its front-load and top-load machines, so this holds whether yours is a few years old or nearly new.

Barton technician cleaning a washer drain pump filter in Vancouver

OE: your LG washer will not drain

This is the one we get called for most. You open the door expecting clean laundry and instead the clothes are sitting in cold grey water at the bottom of the drum. OE means the washer tried to drain and the water did not leave in time.

Nine jobs out of ten it is the drain pump filter at the front bottom, packed with coins, hair clips, lint, and the odd bra wire. Pop the little access panel, get a towel and a shallow dish ready because water will come out, and clean it. If OE comes straight back on a clean filter, the pump itself or its wiring has gone, and that is a washer repair in Vancouver job rather than a DIY one.

IE: no water filling the drum

You start a cycle, come back, and the drum is bone dry with the clothes exactly where you left them. IE means the water did not reach the right level in time.

Check the easy stuff first: both taps behind the machine fully open, hoses not kinked or crushed against the wall. If water is getting there fine, it is usually the small inlet valve screens, and when we pull the hoses off they are furred up with white scale, which we see plenty of on the water around here. Sometimes the inlet valve itself has packed in and stopped opening at all.

UE or uE: the load is off balance

Mid-spin the machine starts shuffling the load back and forth, gives up, and shows UE. Nearly always it is one heavy thing, a bath towel that has balled up or a duvet that slid to one side. Spread the load out and start the spin again. If you are getting UE on normal mixed loads, that is when we start looking at the suspension or the rotor position sensor, which LG calls a Hall sensor.

dE: the door will not lock

You press start and nothing happens except dE on the display. dE, dE1, and dE2 all mean the washer cannot confirm the door is shut and locked, so it will not run a drop of water until it can. The door lock assembly is almost always the failed part, and it is one of the parts we replace most on any front loader. Check nothing is caught in the seal first, a sleeve or a sock can hold the door open just enough to trip it.

LE and CE: motor codes

These turn up when the drum will not turn the way it should. LE points to a locked or overloaded motor, CE to a current overload. On LG’s direct-drive machines they usually trace back to the rotor position sensor or the motor itself. There is no load-shuffling trick for these ones, the motor and its sensor need testing properly.

Key takeaway

Most LG drain codes (OE) are a clogged filter, and most fill codes (IE) are a tap, hose, or scaled-up valve screen. Check those before assuming the worst.

Samsung washing machine error codes

Why does my Samsung stop mid-wash with water still sitting in the drum? That question is behind the most common Samsung code we see. Here are the Samsung washing machine error codes that come up most on house calls. One thing to know first: newer Samsung machines swapped the old number-and-E codes (like 5E) for letter codes (like 5C), so a 5E and a 5C are the same fault on different model years.

5E or 5C: your Samsung will not drain

Same scene as the LG OE, the wash left soaking in standing water. 5E (5C on newer models) is the drain error. Start at the debris filter behind the front kick panel, then run your eye along the drain hose for a kink, then the pump. More often than you would think it is a single coin wedged sideways against the pump impeller, and that is a two-minute fix once you are in there.

4E or 4C: no water supply

Dry drum, untouched clothes, 4E or 4C on the screen. It is the fill error, the Samsung version of IE. Taps and hoses first, then the mesh filters tucked inside the inlet hose connectors, which catch grit and scale and slowly choke the flow until the machine times out waiting for water that never comes.

UE or Ub: unbalanced load

UE or Ub is Samsung’s off-balance code, the same story as LG’s. Redistribute the washing and try the spin again. If it keeps landing on ordinary loads, the suspension is worth a look.

dC: door not locked

dC (dE on older units) means the door did not lock, so the cycle will not even start. The door lock assembly is the usual culprit, the single most-replaced part on both Samsung and LG washers. Check the seal for a trapped sock before you call it in.

Sud or SUdS: too many suds

Do not panic when you see this one, it is not really a breakdown. The machine is reading a tub full of foam, almost always because regular detergent went into a high-efficiency machine, or simply too much of it. Run a rinse and spin, then switch to HE detergent and use less than you think you need. Easiest fix on this whole list, sorted from the laundry shelf.

LC or LC1: a leak detected

LC or LC1 means the leak sensor in the base of the machine has tripped on water it should not be seeing.

Important: act on a leak code right away

Stop the cycle, unplug the machine, and do not run another load. A slow leak left going can find its way to the floor below, and in a Yaletown or Coal Harbour condo that is a very expensive afternoon for you and whoever lives downstairs. Get it looked at before you use it again.

3E and HE: motor and heating codes

3E or 3C is a motor or Hall-sensor fault. HE (1E on some models) is a heating problem, usually the element or its thermistor, which you notice as washes that never warm up. Both are test-and-confirm jobs, not something to throw parts at and hope.

Which codes can you clear yourself, and which need a technician?

So which of these can you sort out over a coffee, and which need one of us? Unplugging the machine for a minute clears a code that was just a one-off glitch. Cleaning the drain filter clears most OE and 5E or 5C codes. Spreading the load clears UE. Switching detergent clears Sud.

But once a code keeps coming back within a cycle or two, a part has failed, and throwing parts at it on a guess is how a small repair turns into a big bill. We read the washer’s live fault data through its built-in washing machine diagnostic mode so we are fixing the actual fault, not just the one the code hints at. If yours is a Whirlpool rather than an LG or Samsung, we have a separate run-through of Whirlpool error codes.

What I see most in Vancouver homes

I have been on the vans around Greater Vancouver for years, and washers are a big chunk of my week. Drain codes are the call I get most, and they cluster in older East Vancouver and Mount Pleasant homes where the machine has done heavy family loads for years and nobody has touched the pump filter since the day it went in.

Downtown and Yaletown is a different story, mostly stacked and smaller built-in units, where a UE code is usually just too big a load crammed into a small drum. We fit manufacturer parts only on every LG appliance repair and Samsung appliance repair we do, because a mismatched pump or valve on an LG or Samsung board tends to throw the very same code again a few months later.

Washer stuck on a code?

We offer appliance repair Vancouver homeowners can book the same day. We will read the live fault data, find the part that has actually failed, and tell you the cost before any work starts.

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Frequently asked questions

OE means your LG washer tried to drain and the water did not leave in time. The usual cause is a clogged drain pump filter behind the panel at the front bottom. Clean it out, and if OE returns, the drain pump or its wiring is the likely failed part.

5E (newer machines display 5C) is Samsung’s drain error. It points to the same area as LG’s OE: a blocked debris filter, a kinked drain hose, or a worn drain pump. Samsung relabelled the old 5E as 5C, so they mean the same fault.

Some codes, yes. Unplugging the machine for a minute clears a one-off glitch, cleaning the drain filter clears most drain codes, redistributing the load clears an unbalanced (UE) code, and switching to HE detergent clears a suds code. If the code returns within a cycle or two, a part has failed and it is time to call a technician.

UE means the drum could not balance the load enough to spin safely. One heavy item like a duvet will trigger it. If it keeps happening on normal loads, the machine may have a worn suspension or a failing rotor position sensor, which a technician can confirm.

It depends on the part and the age of the machine. A drain pump, inlet valve, or door lock is usually worth fixing on a washer under about eight years old. Once it is diagnosed, we give you the repair cost up front so you can weigh the fix against the price of a new machine.

It starts with a $100 diagnostic that we credit toward the repair when you proceed. The total depends on which part failed: a drain filter clean is minor, while a pump, control board, or motor sensor costs more. We quote the full price before any work starts, and same-day visits are available across Vancouver.

About the author

Barton Appliance Repair washer repair team in Vancouver

Bruce is an appliance repair technician at Barton Appliance Repair. He works on washers and dryers across Vancouver and the surrounding cities, and drain codes are the call he answers most.

Washer flashing a code in Vancouver? Let’s read it properly

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