Indoor Fan Motor Error
What it means
This code appears on TCL split air conditioners when the indoor blower does not reach the speed the board asks for, or its speed signal does not arrive, so the unit stops cooling to protect the evaporator. TCL codes are not the same across all series, so check your unit manual to confirm the meaning. The same code can mean something else on other brands.
Models covered: TCL split air conditioners; codes differ between TCL series, so confirm with the unit manual.
Symptoms3
- Very weak or no airflow.
- Unusual noise from the indoor unit before the code in some cases.
- The unit stops a minute or more after start-up.
Possible causes5
- Blower wheel weighed down by dirt or blocked by a foreign object.
- Worn motor bearing slowing rotation.
- Motor connector not tight on the indoor board.
- Failed indoor fan motor.
- Faulty motor drive circuit on the indoor board.
How to diagnose4
- Check the unit manual to confirm the code refers to the indoor fan on your model.
- With the power off, turn the wheel by hand: it should spin easily without rubbing.
- The technician checks the motor connector on the board.
- The technician tests the motor and speed signal per the service manual, or by trying a known-good motor.
How to fix5
- Clean the blower wheel and remove obstructions.
- Secure the wheel on the motor shaft if loose.
- Repair the connector or wiring.
- Replace the fan motor with a matching part.
- Replace the indoor board if proven faulty, then confirm the code has cleared.
Repair cost
In Saudi riyals; the highlighted part is the expected range for this fault.
Cleaning or securing the wheel is cheapest; a new motor or indoor board puts the cost at the top of the range.
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 dust cause this code?
Yes. Dust and grease build-up on the blower wheel weigh it down until its speed falls outside the target, and cleaning may fix it.
Is E6 on TCL always a fan fault?
On common series yes, but codes differ between series, so check the manual before buying a motor.
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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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