LG Washer Error Code CL

Understanding the LG Washer ‘CL’ Code

The ‘CL’ code on an LG washer stands for Child Lock (sometimes displayed as ‘Control Lock’ or ‘CL’). It is a safety feature designed to prevent children or accidental touches from changing settings or starting/stopping the washer during a cycle. When CL is active, many buttons and options are disabled and the machine may not accept new inputs — which can look like the washer is unresponsive. While this is not an electrical fault in most cases, it can cause user frustration, interrupted cycles or confusion when you need to add garments or change a setting. In some scenarios, persistent or unexpected CL behavior can be caused by stuck buttons, moisture on the control panel, or a faulty touchpad or control board — and these conditions can extend wash times, prevent proper operation, or require professional service.

Common Causes

  • Child Lock function intentionally activated by the user
  • Accidental activation from pressing buttons or bumping the panel
  • Stuck, sticky, or wet buttons on the control panel
  • Faulty touchpad/keypad or membrane switch
  • Main control board or user interface board malfunction
  • Power interruption or software/firmware glitch
  • Moisture ingress from splashes, detergent, or high humidity

Troubleshooting Steps

  1. Look for the CL icon on the display. Confirm that the washer is showing the ‘CL’ indicator before trying other steps.
  2. Turn Child Lock off using the correct button combo. On many LG washers you press and hold the ‘Child Lock’ button or press and hold the ‘Prewash’ or ‘Options’ button for 3–5 seconds. Check your model’s user manual for the exact combination.
  3. If the exact button isn’t labeled, try pressing and holding the ‘Start/Pause’ or ‘Spin’ buttons for 3 seconds — some models use different keys for the lock toggle.
  4. Power cycle the washer: unplug or switch off the circuit breaker for 60 seconds, then restore power. This can clear a temporary software glitch that keeps CL on.
  5. Dry and clean the control panel. Wipe away moisture, detergent residue, and lint that can cause buttons to stay pressed or register false inputs.
  6. Check for stuck buttons or debris. Gently press all panel buttons a few times to free sticky keys.
  7. Try a soft reset: select a cycle and press Start/Pause to see if the machine responds once CL is turned off. If it remains unresponsive, continue troubleshooting.
  8. Inspect for recent power surges or interruptions. If CL appeared after a storm or outage, a reset (power cycle) usually resolves it.
  9. If CL cannot be disabled or reappears continually, test other control functions. If many buttons are unresponsive, suspect a faulty touchpad/keypad or main control board.
  10. Contact LG support or an authorized technician when you suspect an electrical fault, damaged keypad, or control board failure. Avoid disassembling sealed electronics unless you are qualified.

Maintenance / Prevention Tips

  • Familiarize household members with the Child Lock feature and how to switch it off.
  • Keep the control panel dry; wipe spills and detergent immediately.
  • Avoid placing items on top of the washer that might press the control buttons.
  • Use a surge protector to reduce the chance of power-related firmware glitches.
  • Run periodic gentle cleaning cycles to prevent residue build-up near the control area.
  • Do not spray cleaners directly onto the control panel; apply to a cloth first.
  • Keep the washer in a low-humidity area where possible to prevent moisture ingress.
  • Inspect and replace a cracked or damaged control panel cover to keep moisture out.
  • If small children are present and you don’t want them toggling controls, enable Child Lock deliberately when not using the washer.
  • When moving the washer, cover the console to prevent damage from knocks or debris.
  • Follow the manufacturer’s instructions for turning Child Lock on/off to avoid accidental activation.
  • Keep the manual or a quick-reference sticker near the washer for the correct button combo per model.
  • Schedule professional servicing if you notice recurring unexplained control issues.
  • Power-cycle the washer after firmware updates or repeated power interruptions.
  • When using liquid detergents, avoid spills near the console and wipe up immediately.

FAQs

Q: What exactly does ‘CL’ mean on my LG washer?

A: ‘CL’ stands for Child Lock (or Control Lock). It prevents accidental changes to settings or starting the washer and is intentionally enabled or disabled by the user.

Q: How do I turn the CL off if I don’t see a labeled Child Lock button?

A: Different models use different button combinations. Try pressing and holding ‘Options’, ‘Prewash’, ‘Spin’, or ‘Start/Pause’ for 3–5 seconds. Check your user manual or the quick-start guide on the washer for the exact sequence.

Q: Will the CL code stop my washer mid-cycle or damage my clothes?

A: No — Child Lock simply disables control inputs. It will not stop a properly running cycle or harm garments. You may not be able to change settings or pause until CL is disabled.

Q: If CL won’t turn off, will unplugging the washer help?

A: Yes — a full power cycle (unplug or switch off breaker for ~60 seconds) often clears software glitches causing CL to remain stuck.

Q: When should I call a repair technician?

A: Contact a technician if CL persists after power cycling, if multiple buttons are unresponsive, or if there is visible damage or moisture inside the control panel. These signs may indicate a defective keypad, wiring issue, or control board failure.

Conclusion / Safety Notice

Most occurrences of ‘CL’ on an LG washer are simple — the Child Lock feature is active or has been accidentally triggered — and can be resolved by following the steps above. Always prioritize safety when troubleshooting: unplug the washer before attempting any internal inspection, avoid exposing electronics to moisture, and do not attempt repairs beyond your skill level. If you encounter exposed wiring, burn smells, persistent control failures, or if the washer does not respond after resets, stop and call a qualified appliance technician or LG-authorized service.

If the steps above do not restore normal operation, or if you suspect a faulty keypad or control board, schedule a professional diagnosis. Servicing by an authorized technician ensures safe handling of electrical components and preserves any warranty coverage.

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Severity Level

Affected Appliance Models

Model Number
WM3900HWA
WM3500CW
WM9000HVA
WM8000HVA
WM7000HVA
WM3400CW
WM7650HVA
WT7800CW

Possible Parts That May Cause This Issue

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