ErrorKhoj

Haier Air Conditioner

Haier AC E5 error

Indoor coil anti-freeze protection

You can usually fix itFrom brand’s official support

Most people can clear this with the simple steps below.

What it means

The indoor coil became too cold (close to icing), so the AC paused the compressor to protect itself.

Common causes

  • Very dirty air filters or coil
  • Indoor fan running too slow
  • Low gas
  • Very low temperature set for many hours

Try this at home first

Tick each step as you go

When to call a technician

If it repeats with clean filters, get the gas level and indoor fan checked.

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 E5 mean on a Haier Air Conditioner?

Indoor coil anti-freeze protection. The indoor coil became too cold (close to icing), so the AC paused the compressor to protect itself.

Can I fix Haier Air Conditioner error E5 myself?

Usually yes. Start with: Switch off and let any ice melt for 30–60 minutes.

Is it safe to keep using the Air Conditioner with E5?

Yes, once the cause is fixed.

Other Haier AC codes

E1 Indoor room temperature sensor fault E2 Indoor coil (evaporator) temperature sensor fault E4 Memory (EEPROM) error — indoor unit board E7 Communication error (indoor ↔ outdoor unit) E9 High pressure / overload protection E14 Indoor fan motor fault F1 Inverter board / power module protection F2 Overcurrent / compressor overload F3 Communication error (power module ↔ main board)

All Haier Air Conditioner error codes

Same code on other brands

E5 Indoor coil (evaporator) temperature sensor faultSamsung AC E5 Overcurrent / compressor overloadVoltas AC E5 Compressor start / rotation faultDaikin AC E5 Overcurrent / compressor overload / Low gas / refrigerant leak or blockage / Communication error (indoor ↔ outdoor unit)Blue Star AC E5 Overcurrent / compressor overloadGree AC dE Door / lid not closed or not lockingLG Washing Machine E-02 Cooking time set too longSamsung Microwave E5 Heating faultIFB Washing Machine E01 Control board (PCB) faultBosch Dishwasher

Sources

We write every explanation in our own words from these references.

Last checked: 2026-10-20