Outlander 19 2.0L National Six, the noise inside the car increased obviously after the air conditioner was turned on.

1。 If the amount of fluorine added exceeds the standard amount, the load of the compressor will increase, and then the load will increase. You can look at the window of the air conditioner. When the air conditioner is turned on, there is liquid in the window and a small amount of bubbles, indicating that the fluorine content is normal. If there are no bubbles, or few, it means that the amount added is large. Check whether the added fluorine is the same as the original fluorine. If not, just