1A

Outdoor Fan Motor Error

Home Appliance Error Codes Toshiba Split AC

Severity High Get it checked soon and avoid long use.
Can you still use it? No, unplug it
Who can fix it? Needs a technician
Typical repair time 1 hour – 3 hours
Typical cost SAR 100 to 2,500

What it means

This code appears on Toshiba residential split air conditioners when the fault code is read with the remote check function. It means the outdoor board detected a fault in the outdoor fan drive: the fan is not turning or not reaching the required speed. The unit stops the compressor because running it without condenser airflow quickly drives pressure and temperature up. The same code can mean something else on other brands, and Toshiba commercial units use different codes.

Models covered: Toshiba residential split air conditioners (RAC) that show a two-character check code through the remote check function; Toshiba commercial units use different codes.

Symptoms4

  • The outdoor fan is stopped or turning slowly.
  • The indoor unit lamps blink and code 1A is found on check.
  • Cooling weakens and then stops, with a noticeably hot outdoor unit.
  • Rubbing noise or vibration from the outdoor unit before it stops.

Possible causes5

  • Something blocking the blade, such as branches, bags or bird nests.
  • A failed fan motor or worn bearings from heat and dust.
  • A loose motor connector or damaged lead.
  • A fault in the motor drive circuit on the outdoor board.
  • A broken blade or a blade loose on the motor shaft.

How to diagnose5

  1. Read the code with the remote check function: press and hold the check button, then step through the codes with the timer button until the indoor unit beeps continuously; the code shown then is the fault. Steps vary slightly by remote, so follow the owner's manual.
  2. Turn the unit off at the breaker, then look through the grille for any obstruction.
  3. With power fully off, nudge the blade with a stick to check it turns freely without rubbing.
  4. Switch off at the breaker before opening any panel; the outdoor unit and its inverter board keep a dangerous charge for a while after switch-off.
  5. The technician checks the motor connector, bearings and blade, and tests the motor and board output using the manufacturer method.

How to fix6

  1. Remove the obstruction and clean the outdoor unit.
  2. Reseat the motor connector or repair the lead.
  3. Secure or replace a damaged blade.
  4. Replace the outdoor fan motor.
  5. Replace the outdoor board if it does not drive the motor.
  6. Run the unit and confirm steady fan speed and no code.

Repair cost

In Saudi riyals; the highlighted part is the expected range for this fault.

The cost is low for an obstruction or connector, rises for a new motor, and is highest if the outdoor unit needs a new board.

Prices are rough estimates including the part and the technician’s fee, and vary with brand, model and part source.
Prices last updated: September 2026

Frequently asked questions

Can I run the unit with the outdoor fan stopped?

No. The compressor overheats and pressure rises fast without condenser airflow, which can destroy it, so keep the unit off until repaired.

Does the fan motor need a capacitor?

Many inverter units use board-driven motors without a capacitor, so the technician tests the motor and board together.

Why do outdoor fans fail in summer?

Heat and dust strain the motor and bearings, and long running hours expose any existing weakness.

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This guide is for information only and does not replace an inspection by a qualified technician. If the fault involves brakes, steering, engine temperature, electrics or refrigerant, do not attempt the repair yourself.

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