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OEM VERIFIED BENCH
OFFICIAL FAULT CODEE16
LG
LG // OFFICIAL DIAGNOSTIC BENCH

LG E16

Washing MachineWater Level Pressure Switch & Air Dome
Luxury front-loading washing machine in brushed titanium with illuminated dark glass drum
Washing Machine
Select Appliance Type
0ms Instant Telemetry Switch
Other Brands Sharing Code E16:BoschE16SiemensE16SamsungE16BekoE16HaierE16CandyE16NeffE16V-ZugE16HooverE16GaggenauE16

Symptom / Description

FAULT

LG AI DD / TurboWash 360 / Centum System Direct Drive Washer: Suds overdosing detected E16; excessive foam buildup inhibits pump drainage and prolongs rinse cycle safety times.

TELEMETRY // LIVESIG: FAULT_DETECTED

Root Cause

ROOT CAUSE

On LG washing machines utilizing AI DD artificial intelligence direct drive, 6 Motion DD kinematics, and TurboWash 360 multi-nozzle injection: Overdosing of high-foaming concentrated detergent, manual hand-wash powder use, or soft water overdosing.

CIRCUIT // SUBSYSTEMLOGIC: ROOT_ISOLATED

Repair Instructions

UNLOCKED
1Allow foam to dissipate. Run an empty drum rinse & drain cycle without soap. Clean pressure bell tube. Reduce detergent dosage according to water hardness. Press Power to turn off. Unplug from mains for 5 seconds. Hold Start/Pause for 5 seconds with unit unplugged to discharge capacitors, then plug in.
AI diagnostic workshop engine analyzing appliance circuit schematics and error telemetry in real time
AI WORKSHOP PROTOCOL ENGINE
Direct extraction from OEM factory manuals & wiring schematics

Field Actions

DISPATCH
Need Help? Call a Certified TechnicianWorldwide LG Parts Finder
Electrical & Safety Protocol

Always disconnect appliance from 230V/400V mains before opening panels. Use CAT III multimeter for circuit testing.

CALIBRATED BENCH PROTOCOL // CAT III 600V

Workshop Verification & Safety Checklist

WORKSHOP VERIFICATION PROTOCOLWater Level Pressure Switch & Air DomeWashing Machine
2. Multimeter & Electrical Bench Tests (Ω)
MODE: OHMMETER (Ω)AUTO-RANGE
Precision digital multimeter probes measuring electrical resistance in Ohms on an appliance control board
CALIBRATED METROLOGY RESISTANCE BENCH (CAT III)
Nominal Resistance (Ω)
Mechanical: Continuity 0.0Ω–0.2Ω (Empty: 11-12, Full: 11-14). Electronic: 20Ω–45Ω coil resistance.NOMINAL
0 Ω (SHORT)CALIBRATED BAND∞ OL (OPEN)
▲ NOMINAL OPERATING WINDOW
Target Component:Mechanical Pressure Switch Contacts / Inductive Frequency Sensor
Test Pins & Connections
PROBE (+)
PROBE (-)
Across switch spade contacts with harness unplugged; electronic output: 40Hz–50Hz frequency signal
Tolerance & Diagnostic CriteriaMechanical switch contacts must transition cleanly on gentle breath pressure. Coil ~22Ω ±5%.
1. Pre-Intervention Electrical Safety Protocols
  • !Electrical Safety Protocol: Cut 230V mains power before accessing the upper chassis or pressure switch terminals.
  • !Drain appliance tub completely before disconnecting pressure switch sensing hoses.
  • !Never blow high-pressure compressed air into electronic analog pressure sensors: internal diaphragms will rupture!
3. Preliminary Mechanical & Visual Checks
  • Disconnect the silicone pressure tube from the lower air trap and inspect for soap sludge, lint, or water blockage.
  • Inspect the flexible rubber hose along its entire length for pinholes, cracks, or loose clamp fit.
  • Thoroughly flush the lower compression chamber (air dome) with hot water to dissolve detergent buildup.
Perform these diagnostic steps before triggering AI Deep Search or replacing boards.Certified Workshop Routine

Frequently Asked Questions: LG E16

FAQ TREE
What does error code E16 mean on a LG appliance?

LG error code E16 indicates: LG AI DD / TurboWash 360 / Centum System Direct Drive Washer: Suds overdosing detected E16; excessive foam buildup inhibits pump drainage and prolongs rinse cycle safety times..

What is the root cause of LG error code E16?

The primary root cause for LG code E16 is: On LG washing machines utilizing AI DD artificial intelligence direct drive, 6 Motion DD kinematics, and TurboWash 360 multi-nozzle injection: Overdosing of high-foaming concentrated detergent, manual hand-wash powder use, or soft water overdosing..

How do I fix or resolve LG error code E16?

To resolve error code E16: Allow foam to dissipate. Run an empty drum rinse & drain cycle without soap. Clean pressure bell tube. Reduce detergent dosage according to water hardness. Press Power to turn off. Unplug from mains for 5 seconds. Hold Start/Pause for 5 seconds with unit unplugged to discharge capacitors, then plug in.

Is it safe to clear LG error code E16 by resetting power?

Resetting power (unplugging for 5–10 minutes) clears temporary memory errors. However, if LG code E16 persists, the physical component causing On LG washing machines utilizing AI DD artificial intelligence direct drive, 6 Motion DD kinematics, and TurboWash 360 multi-nozzle injection: Overdosing of high-foaming concentrated detergent, manual hand-wash powder use, or soft water overdosing. must be inspected or replaced.

How do I test electrical resistance for LG code E16 using a multimeter?

Set a digital multimeter to ohms (Ω). Disconnect power and test Mechanical Pressure Switch Contacts / Inductive Frequency Sensor across Across switch spade contacts with harness unplugged; electronic output: 40Hz–50Hz frequency signal. Expected nominal reading is Mechanical: Continuity 0.0Ω–0.2Ω (Empty: 11-12, Full: 11-14). Electronic: 20Ω–45Ω coil resistance.. Tolerance: Mechanical switch contacts must transition cleanly on gentle breath pressure. Coil ~22Ω ±5%..

What safety protocol must be followed before servicing LG code E16?

Standard electrical safety protocol: 1. Disconnect 230V mains power before opening panels. 2. Verify zero voltage at test points. 3. Allow hot water or heating elements to cool below 30°C before handling.

Community Verification

COMMUNITY

Did this solution resolve the issue?

SEMANTIC KNOWLEDGE GRAPH // LG

Related LG Washing Machine Error Codes

Diagnostic Link Mesh14 OEM Cross-References

Cross-referenced diagnostic codes for technicians inspecting similar component subsystems.

E17Drive Motor, Inverter & Tachometer Sensor
LG AI DD / TurboWash 360 / Centum System Direct Drive Washer: Drum positioning error E17; au...
Inspect Protocol
E18Drive Motor, Inverter & Tachometer Sensor
LG AI DD / TurboWash 360 / Centum System Direct Drive Washer: 3D vibration telemetry fault E...
Inspect Protocol
E19Water Inlet Valve, Aquastop & Flowmeter
LG AI DD / TurboWash 360 / Centum System Direct Drive Washer: Hot water intake fault E19; se...
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E20Drive Motor, Inverter & Tachometer Sensor
LG AI DD / TurboWash 360 / Centum System Direct Drive Washer: Recirculation spray failure E2...
Inspect Protocol
F01Drive Motor, Inverter & Tachometer Sensor
LG AI DD / TurboWash 360 / Centum System Direct Drive Washer: Motor phase imbalance fault F0...
Inspect Protocol
F02Heating Element, Thermostat & Safety Fuse
LG AI DD / TurboWash 360 / Centum System Direct Drive Washer: Inverter module thermal alarm ...
Inspect Protocol
F03NTC Temperature Sensor & Thermistor
LG AI DD / TurboWash 360 / Centum System Direct Drive Washer: Temperature sensor calibration...
Inspect Protocol
F04Water Level Pressure Switch & Air Dome
LG AI DD / TurboWash 360 / Centum System Direct Drive Washer: Safety overflow tripped F04; w...
Inspect Protocol
F05Heating Element, Thermostat & Safety Fuse
LG AI DD / TurboWash 360 / Centum System Direct Drive Washer: Inverter DC bus rail voltage a...
Inspect Protocol
F06Heating Element, Thermostat & Safety Fuse
LG AI DD / TurboWash 360 / Centum System Direct Drive Washer: Door interlock sensor anomaly ...
Inspect Protocol
AEHeating Element, Thermostat & Safety Fuse
On LG Washing Machine: Heating problem during drying phase (Washer/Dryer) / Leakage Error (W...
Inspect Protocol
bEGeneral System & Mechanical Integration
On LG Washing Machine: The tub movement detection system is defective.
Inspect Protocol
CEDrive Motor, Inverter & Tachometer Sensor
On LG Washing Machine: Current sensor error / Motor (short-circuited winding).
Inspect Protocol
dEDoor Lock Mechanism & Safety Interlock
LG DE: Door lock safety interlock fault in Washing Machine; door switch contact fails to clo...
Inspect Protocol
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