To change the water temperature sending unit on a 1993 BMW 525i, first, ensure the engine is cool and disconnect the negative battery terminal. Locate the sending unit, which is typically found near the thermostat housing, and carefully remove the electrical connector. Use a socket to unscrew the old sending unit, then install the new one by threading it in and reconnecting the electrical connector. Finally, reconnect the battery terminal and check for any leaks or issues before starting the engine.
check the temp sending unite on the water intake
What sending unit are you looking for ? Fuel , oil pressure , water temp ?
THE temp sending unit 4 the inside gauge usally has 1 wire & the sending unit 4 the Computer has 2 wires.
Do you mean the Temp sending unit, oil pressure sending unit, or fuel level sending unit?
Next to the thermostat housing.
The water temperature sending unit is on the front of the engine. It is next to the top water hose inlet connection.
It is next to the thermostat housing.
Below the water neck on the front of the intake.
it screws into the side of one of the heads.
its next to the thermostat housing
If water is warmed up, then that means that its temperature does change.
Yes, water has a very high "heat capacity".