E16

Faulty Indoor Fan Motor

Mitsubishi Electric · FR-D700 Inverter

What does E16 mean?

The indoor fan motor is faulty, preventing proper air circulation. This can lead to inefficient cooling/heating or system shutdown.

Common Causes

  • Indoor fan motor is not rotating or rotating too slowly.
  • Faulty indoor fan motor windings.
  • Obstruction in the fan impeller.
  • Loose fan motor mounting.
  • Overload protection tripped on the fan motor circuit.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the indoor fan motor for physical damage or obstruction.

  2. 2

    Measure the resistance of the indoor fan motor windings.

  3. 3

    Verify the power supply voltage to the indoor fan motor.

Browse all codes in this manual (78)
Verified technical data. Last updated: March 2026

Related Faults

Source: Mitsubishi Electric FR-D700 Inverter