Daikin Air Conditioner

Daikin AC A6 error

Indoor fan motor fault

Needs a technicianCross-checked from 2+ sources

Try a reset once. If it comes back, a trained technician should repair it.

What it means

The indoor blower fan is not turning at the right speed, or its speed signal is missing.

Common causes

Blower jammed by dirt or a loose part
Faulty indoor fan motor or capacitor
Loose motor plug or faulty control board

Try this at home first

Tick each step as you go

Switch off, wait 5 minutes and restart
Clean the filters; with power OFF, check nothing is blocking the blower

When to call a technician

If it repeats, a technician must test the motor, capacitor and board.

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 A6 mean on a Daikin Air Conditioner?

Indoor fan motor fault. The indoor blower fan is not turning at the right speed, or its speed signal is missing.

Can I fix Daikin Air Conditioner error A6 myself?

You can try a reset first: Switch off, wait 5 minutes and restart. If the code returns, call a technician.

Is it safe to keep using the Air Conditioner with A6?

Avoid repeated restarts; running with this fault can cause more damage.

Other Daikin AC codes

A1 Control board (PCB) fault A3 Drain / water overflow protection A5 Indoor coil anti-freeze protection C4 Indoor coil (evaporator) temperature sensor fault C9 Indoor room temperature sensor fault E1 Control board (PCB) fault E3 High pressure / overload protection E5 Compressor start / rotation fault E6 Compressor start / rotation fault

All Daikin Air Conditioner error codes

Sources

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

Last checked: 2026-10-20