It is the two wire sensor next to the thermostat housing.
It is under the alternator.
It is next to the thermostat housing on top of the engine.
behind the thermostat housing,two wires
Next to the thermostat housing, under and behind the alternator.
It is just to the passenger side of the thermostat housing.
If the wiring and connections at the coolant temp sending unit check okay start with replacing the coolant temp sending unit. Temp sending unit should be less than $20.
The coolant temperature sensor is near the thermostat outlet at the front of the engine. You are facing the engine. It should be located to the right of the thermostat outlet. The sending unit on the left of the thermostat outlet, is the temperature gauge sending unit.
The 1997 Dodge Dakota oil sending unit is in the oil pan, on the bottom of the engine. You will need to remove the oil pan in order to view the sending unit.
GreenGreen
1992 dodge Dakota 5.2l 318....192 F thermostat
Drain the radiator
5 year, HOAT type.