Error code · Styler

LG Styler Code E4: Steam Heater Not Working

Medium · inspection needed

Code: E4
Appliance: Styler
Brand: LG
Warranty: 30-day workmanship

What E4 means

E4 on an LG Styler steam closet is a Steam Heater Error, meaning the heater of the steaming mechanism is not working. It is linked to fabric softener, detergent or another liquid in the water dispenser, or to reusing water from the drain tray. Lime scale can also damage the heater over time. The display shows E4, and steam cycles may produce little or no steam, or stop altogether.

Common causes of E4

Anything other than clean water having gone into the dispenser
Water reused from the drain tray
Scale buildup on the steam heater
The heater circuit and its wiring

✓ One safe check you can try

1. Empty the dispenser and refill it with clean water only. 2. Do not pour fabric softener, detergent or any liquid additive into it. 3. Never reuse the water from the drain tray. 4. If E4 stays after clean water, stop steam cycles and call us.

! Why to stop there

A heater damaged by scale or the wrong liquid usually needs replacing, and we confirm that with a test before ordering parts.
We also check whether the circuit feeding the heater is sound, since wiring can give the same code.
The price is in writing before work starts, and the repair has a 30-day workmanship warranty.

Opening a panel yourself does not automatically cancel a manufacturer warranty, but it can cause accidental damage, and some manufacturers set their own service conditions. Check your warranty terms, or ask us, before deciding.

→Same appliance

Other Styler codes

LELG Styler Code LE: Main Fan Restriction LE2LG Styler Code LE2: Compressor Restriction PSLG Styler Code PS: Supply Voltage tE1LG Styler Code tE1: Duct Out Thermistor tE2LG Styler Code tE2: Compressor Thermistor tE3LG Styler Code tE3: Duct In Thermistor tE4LG Styler Code tE4: Steam Thermistor tE5LG Styler Code tE5: Evaporator In Thermistor

E4E4 questions

What causes E4 on a Styler?

E4 means the steam heater is not working. It is tied to fabric softener, detergent or other liquid in the dispenser, to reusing drain-tray water, or to lime scale.

What should I put in the water dispenser?

Use only clean water. Do not add softener, detergent or any other liquid, and do not refill the dispenser with water from the drain tray.

Will cleaning the Styler clear E4?

Switching to clean water is the first step. If E4 returns, the heater may be damaged and needs testing, so stop steam cycles and let us look.

Book a visit

Still seeing E4?

A technician diagnoses it on site and gives you the price in writing before any work starts.

(713) 597-5662