Why does my car AC get warmer when I stop?
When the car is moving, versus stopped, there is more air flow over the condenser (the heat exchanger in front of the radiator) and that airflow is essential to system operation. To maintain airflow when the car is in stop and go traffic, or is completely stopped, condenser fans will come on automatically.
Why does my AC get hot when Im parked?
The most common cause of an overheating engine when idling with the AC on is a broken (in some way) compressor unit.
Why does my car AC get hot when idling?
The most likely cause of the issue that your are having would be a faulty cooling fan. The cooling fans purpose is to keep the radiator and condenser for the air conditioning cool during the idling function of the vehicle. If the cooling fan is not working, this will cause the radiator and condenser to get very hot.
Why does my air conditioner only work when my car is moving?
Dirty/Clogged Compressor
The compressor is responsible for circulating refrigerant in the system under pressure, from the evaporator to the condenser coils. A dirty or clogged compressor can cause an AC to function only when a car is moving.
Why is my AC not cold when idling?
Overheated engine. Another common reason for car air conditioner not blowing cold air when idling is an overheated engine. Most cars have two cooling fans, one for the condenser and the other for the radiator. The compressor of the AC system moves heat from the radiator to the condenser.
Why is my AC not cold at idle?
If you find yourself idling without proper cooling after a particularly windy day, it could indicate damage to the air conditioning system. A halt in cooling while idling can possibly be due to a blown fuse or broken fans caused by the debris strike.
Why is my car AC not cold when idling?
Drivers expect cold air from their AC system, so why does it sometimes stop working, or even start blowing warm air? The 5 reasons why car AC is not blowing cold air when idle are: low refrigerant levels, broken condenser fan, damaged condenser parts, overheating engine, and blocked condenser.
Why is my AC only cold when driving?
The AC blows cold only when several things could cause driving. Some potential causes are a low refrigerant level, a clogged air filter, or a problem with the compressor. If you’re experiencing this issue, have your car’s cooling system checked out by a professional to determine the cause and get it fixed.
Why is my car AC not cold when parked?