4 flashes, 4 beeps - Air Sensor (Open/Short)

What does 44 mean?

This code signifies a fault with the air sensor, which is either disconnected (open) or short-circuited. This sensor monitors the ambient air temperature.

• Air sensor is Open/Short circuit

Click steps to track your progress.

1. 1

   Turn off the power to the unit.

2. 2

   Check the air sensor's wiring and connection point for any damage or loose fits. Ensure it's securely connected.

3. 3

   Unplug and firmly reconnect the air sensor.

4. 4

   If the fault continues, the air sensor may need to be replaced by a qualified service person.