underneath the front bumper in the middle.
Do you mean the ambient (outside) temperature sensor? It is usually located between the grill and the radiator, near the middle and at the bottom of the radiator.
P0071=Ambient Air Temperature Sensor Range/Performance. There is a temp sensor in the fresh air intake that monitors the ambient air temp coming into the engine. Check to see if it is disconnected. On this van, the ambient temperature sensor is located in front of the bottom of the ac condenser.
Behind the bumper, in front of the radiator.
It monitors the atmospheric (outside) temperature.
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
There is no such thing on a Caravan, please clarify and re-post so I can help you.
A 2001 Dodge Caravan doesn't have a knock sensor.
breather tube breather tube
Next to where the upper radiator hose comes out of the engine.
A 1999 Dodge Caravan does not have a mass airflow sensor.
I think it is near front grill in front of radiator