The computer is calculating an air fuel mixture that is too lean.
Car ac cooling sensor.
Modern automotive air conditioning systems come in two basic types.
The computer in every fuel injected car must know two things before it can figure out the correct cold start air fuel mixture.
If your air is blowing cool but not cold the problem could be a clogged filter cooling fan problem radiator trouble or it could simply be that you need to recharge your ac.
The engine coolant temperature and the outside air temperature.
The manual ac systems require the driver to adjust the desired amount of cooling by changing the fan speed and heat cool knob or lever to maintain the comfort level they desire.
Manually controlled ac systems.
Having your car s air conditioning go out suddenly can ruin your day fast.
There are two primary components that manage the operation of your car s air conditioning system.
If the ac.
Air conditioning pressure sensors also known as ac switches turn off a car s air conditioning system whenever the refrigerant pressure reaches a lower extreme.
However unlike oxygen sensors map sensors and others on your car they don t feed information to the computer.
Auto ac systems.
This not only signals the need for a recharge of refrigerant but also saves the compressor from running without the proper lubrication.