The sending unit is only to control the temperiture warning light/gauge on your dash. If you are referring to the sending unit in your overflow tank it just turns your low coolant light on. The temperiture sensor is used to feed engine temperiture data into the computer, to caculate how much fuel the engine will get during cold start up etc. It is simply input data for the computer.
The 1997 Chevrolet Camaro 3.8 liter engine coolant temperature sending unit can be found on the front of the engine. The coolant temperature sending unit will be approximately 3 inches above the thermostat housing.
Coolant temperature sending unit is located on the front of the engine. The cooling temperature sending unit will be on the right hand side of the engine.
The coolant temperature sending unit on a 97 Mercury Sable is in the engine compartment. It is located on the intake manifold.
On a Honda Accord the coolant temperature sending unit is on the passenger side of the upper engine. It is next to the cylinder head.
Just above the coolant thermostat on the passenger side of the engine.
Temperature Gauge Sending Unit The sending unit is located in the front section of the intake manifold in the vicinity of the thermostat.
Coolant sending unit is located at the front of the left cylinder head
Assuming you mean the engine coolant temperature sending unit, we need to know what engine it has, it makes a difference.
The coolant temperature sending unit on a 1991 Acura Legend is typically located near the thermostat housing, on the engine block. It is usually positioned on the driver's side of the engine, towards the rear, where it can accurately measure the coolant temperature as it exits the engine. For exact identification, consulting a repair manual or diagram specific to the model is recommended.
The coolant temperature sensor is near the thermostat outlet at the front of the engine. You are facing the engine. It should be located to the right of the thermostat outlet. The sending unit on the left of the thermostat outlet, is the temperature gauge sending unit.
Temperature Gauge Sending Unit The sending unit is located in the front section of the intake manifold in the vicinity of the thermostat.
The 95 Lumina with a 3.1 engine does not have a temperature sending unit. Instead, the dash temp gauge is controlled by the engine coolant temp sensor. This sensor is located on the driver's side, top of the engine.