Where is the temperature sensor located on a 2002 Volkswagen Passat?
The temperature sensor on a 2002 Volkswagen Passat is located on the thermostat housing. To access it, you will need to remove the air filter housing and then the coolant reservoir. The temperature sensor is a small, cylindrical device with a single wire connector. It is located on the side of the thermostat housing, just below the thermostat.