What are the reasons for no air coming out of the Mercedes-Benz car's air conditioner?

1 Answers
VanJohn
07/30/25 4:36am
There are three reasons for no air coming out of the air conditioner: 1. Blower problem: The blower is the core component that determines whether the car's air conditioner blows air or not. If it is damaged, the car's air conditioner will definitely not blow air. The causes of blower failure may be overheating damage to the internal coil or capacitor damage. You can judge whether there is a fault by turning the car's air conditioner speed and air volume to the maximum and listening to the sound of the blower. 2. Air duct blockage: The outside air will be filtered by the air filter before entering the car, which will absorb many impurities in the air, so it is easy to be blocked. 3. Control system failure: If the above reasons are not valid, then the control system is faulty. The air door, control switch, or car air conditioner computer may be the cause of the failure.
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