See also:

Checking Condenser Cooling Fan
The condenser cooling fan should come on automatically whenever the air conditioner is in operation. ...

Digital clock (if equipped)
WARNING Do not adjust the clock while driving. You may lose your steering control and cause an accident that results in severe personal injury or death. Whenever the battery terminals or related ...

Checking the amount of air conditioner refrigerant and compressor lubricant
When the amount of refrigerant is low, the performance of the air conditioning is reduced. Overfilling also has a negative impact on the air conditioning system. Therefore, if abnormal operation i ...