2004 Honda Odyssey - Where is the

where is the coolant temperature sensor located on the car?

If memory serves, I believe there are two temp sensors on the V6. They are located where the thermostat housing exists… Basically the top radiator hose points you right to them, follow the top hose to the engine and you will see them. You seem to be connected to the internet… Perhaps a search would produce more detailed information maybe even a few pictures as well?