Haier Washing Machine
Haier Washing Machine EUAr error
Communication error (display ↔ main board)
Try a reset once. If it comes back, a trained technician should repair it.
We found this meaning in only one secondary source. Confirm it with your user manual or brand customer care before any repair.
What it means
Two parts of the appliance (display ↔ main board) have stopped talking to each other. A loose wire, low voltage or a faulty board can cause this.
Common causes
- Loose or damaged connecting / signal wire
- Low or fluctuating voltage, or a faulty stabilizer
- Water, insects or rust on terminals
- Faulty control board
Try this at home first
Tick each step as you go
When to call a technician
If it comes back, a technician should check the connecting cable and boards. Do not open the outdoor unit yourself — it has high voltage.
Safety first
Always switch off at the wall socket or MCB before touching any part. Do not open the outdoor unit, control boards or gas pipes yourself — they carry high voltage and pressure.
Frequently asked questions
What does EUAr mean on a Haier Washing Machine?
Communication error (display ↔ main board). Two parts of the appliance (display ↔ main board) have stopped talking to each other. A loose wire, low voltage or a faulty board can cause this.
Can I fix Haier Washing Machine error EUAr myself?
You can try a reset first: Switch off at the MCB for 5–10 minutes, then switch on. If the code returns, call a technician.
Is it safe to keep using the Washing Machine with EUAr?
Avoid repeated restarts; running with this fault can cause more damage.
Other Haier Washing Machine codes
Sources
We write every explanation in our own words from these references.
Last checked: 2026-10-20