The **1AC6** display on a Samsung washing machine points to **communication / electronic control error**. Treat it as a diagnostic direction rather than a parts order: operating conditions, wiring, sensors, actuators, and control electronics can overlap. Samsung appliances monitor whether a function reaches an expected state within a certain sequence. When that check fails, the control can store or display a code even though the root cause may sit elsewhere in the same circuit. The recorded display form is **1AC6**. Search normalization stores it as **1AC6** while preserving the characters a homeowner actually sees.
Reviewed by Ethan Mercer · Last reviewed August 17, 2026
Written by
Ethan Mercer Appliance Repair Content SpecialistPublished August 17, 2026Updated August 22, 2026Technically reviewed August 17, 2026
Content status:
Verified
Error code1AC6
ApplianceWasher
Quick answer
Communication / electronic control error.
Model compatibility: Samsung can reuse or reformat codes across series and model years, so 1AC6 may mean something different on another appliance or generation. Confirm this against your model’s documentation and record your full model number before acting.
Plain language
What this code means
The **1AC6** display on a Samsung washing machine points to **communication / electronic control error**. Treat it as a diagnostic direction rather than a parts order: operating conditions, wiring, sensors, actuators, and control electronics can overlap. Samsung appliances monitor whether a function reaches an expected state within a certain sequence. When that check fails, the control can store or display a code even though the root cause may sit elsewhere in the same circuit. The recorded display form is **1AC6**. Search normalization stores it as **1AC6** while preserving the characters a homeowner actually sees.
Signs
Symptoms you may notice
When the 1AC6 condition is present, the appliance may lose communication between control boards, display, inverter, or other electronic modules.
Depending on the exact model, controls can become unresponsive, a feature can stop, or the code may appear after power-up.
1AC6 can be accompanied by this pattern: intermittent operation can occur if a connection or power condition is unstable.
On affected Samsung washing machine models, 1AC6 appears during the washer stage associated with communication / electronic control error.
1AC6 can be accompanied by this pattern: the cycle can pause, stop, retry, drain, or refuse to advance until the condition is cleared.
Why it happens
Possible causes
varies by model/region — cross-region baseline — Communication / electronic control error
Before you call
Safe checks you can make
These are simple, non-hazardous checks only. If anything is unclear, stop and contact a technician.
A safe owner-level check is to power the appliance off once using the documented method, then restore power and see whether the code reappears.
Before opening any service area, record whether the issue followed an outage, update, move, or service event.
For 1AC6, start by doing this: do not reseat internal live connectors unless qualified to follow the exact service procedure.
With 1AC6 recorded, record the code and the cycle stage where it appears.
For 1AC6, start by doing this: check owner-accessible water supply, drain hose/filter, load balance, door, detergent, or power only when relevant.
A safe owner-level check is to power-cycle once only where Samsung's guidance recommends it; if the same code reappears, move to model-specific diagnosis.
Important safety warning. Safety takes priority over clearing 1AC6. Disconnect power and stop use for active leakage near electrical parts, smoke, burning smell, or repeated breaker trips.
Get help
When to request repair service
Once 1AC6 has returned after the safe checks, A returning communication/electronic-control code can require harness, connector, board power-supply, firmware, or module testing. Preserve any accompanying noise, water level, temperature, or operating-stage details for the technician.
Book your repair
Seeing this code on your Samsung appliance?
Book a specialist visit for a clear estimate and approval before any repair.
You can try the one reset Samsung documents for the model, but **1AC6** returning afterward means the condition still exists. Note the operating stage instead of cycling power repeatedly.
That depends on the accompanying symptom. A code with no safety hazard may allow a short diagnostic check, but **1AC6** should not be ignored if performance is deteriorating or the display keeps returning.
No. **1AC6** tells you which condition or check the control detected. The same display can result from the named component, its wiring, a connector, a supply/airflow/water condition, or the control that reads it.
The same-looking code can be reused on another Samsung appliance family or reformatted by region/model year. Match the appliance type and exact model before applying a meaning. This page therefore keeps **Washer 1AC6** separate from same-looking codes used by other Samsung appliance families.
