which is the air conditioner relay on a 99 ford ranger
check the free on in the compressor and if that's not it you will need a new compressor
That is a diode. It reduces voltage surges when the compressor kicks off and on.
If the outside temperature is about 50 degrees Fahrenheit ( 10 * C ) or higher and the defrost or floor and defrost modes are selected the air conditioning compressor will cut in and out as it dehumidifies the air ( that's normal )
autozone.com has online manuals
The air conditioning compressor clutch relay is located on the bottom of the air conditioner compressor. The relay switch will be labeled.
unplug it at the compressor when not in use, then plug it back up when you need it. the electrical plug that plugs into the compressor. no power,no compressor,no a/c...............
If you don't know how to do this then you don't have the right equipment to do it safely.
If you are talking about the a/c compressor its under the hood mounted on the engine in front of you..........
There is no cabin air filter for a 1999 ford ranger xlt
Follow the larger line from the a/c compressor