There is no such thing on a Caravan, please clarify and re-post so I can help you.
You will find the outside air temperature sensor under the battery tray
The coolant sensor is the two wire sensor that is next to the thermostat housing.
burn that pos wow you can do better than that where is the coolant temp sensor on3.3 engine on a 98 dodge caravan
A 2001 Dodge Caravan doesn't have a knock sensor.
Next to where the upper radiator hose comes out of the engine.
breather tube breather tube
It is on the bottom of the battery tray, under the battery.
A 1999 Dodge Caravan does not have a mass airflow sensor.
under the driver side battery
They don't have fuses. The speedometer is controlled by the speed sensor(s) and the temperature gauge is controlled by the coolant temperature sensor.
The connector for reading codes with a scan tool is near the battery.
underneath the front bumper in the middle.