The view from under will see the water dripping over the transmission. It isn't good, but is easy, and gives a better idea of where from. If unlucky it will have dried up.
You may not see the exact source as the cross member is in your way. A mirror will be needed. Pressure won't go up until the thermostat opens and it gets hot, ie working temperature. This problem comes up from time to time. It's more likely with newer petrols.
You may not see the exact source as the cross member is in your way. A mirror will be needed. Pressure won't go up until the thermostat opens and it gets hot, ie working temperature. This problem comes up from time to time. It's more likely with newer petrols.