Where is the oil sending unit on a 2001 Jeep Wrangler with 6 cylinder?

The oil sending unit on a 2001 Jeep Wrangler with a 6-cylinder engine is located on the passenger side of the engine block, just above the oil filter. It is a small, cylindrical device with a single electrical connector. To remove the oil sending unit, you will need a wrench to loosen the connector and a socket wrench to remove the unit from the engine block.