It is located under the alternator.
The oil pressure sending unit and the oil sending unit are the same. It is located almost directly under the alternator. Remove the alternator and removal is simple when you have the correct socket.
The oil sending unit is located on the back side of the engine on a 2002 Lancer. It is under the intake manifold.
The oil pressure sending unit is located on the back of the block. it is the sensor located closest to the alternator.
the oil sending unit is located right above the oil filter.
You failed to mention what sending unit you are referring to suac as fuel Or oil.
near the oil filter
top of block pass side under edge of intake at front of motor
Which sending unit?
The temperature sending unit is on the back of the crossover pipe under the coil pack. When the sensor goes bad, the cooling fans are designed to run constantly, keeping the engine from overheating.
on the thermostat houseing or nearby
In the gas tank attached to the sending unit.