Either your coolant level is low, or you need a new thermostat because it is stickig, intermittently
The coolant temperature sensor on a 1997 Lincoln Continental is located on top of the engine, near the upper radiator hose. It constantly relays the engine's temperature to the computer.
Coolant Temperature Sensor/Switch (For Computer)Engine, Left Front
To monitor the coolant temperature and send that info to the vehicle's computer and or temp gauge.
The 1995 Lincoln Town Car coolant temperature gauge sensor can be found on the front of the engine. The coolant temperature sensor will be a few inches above the thermostat housing.
The coolant temperature sensor on a 2005 Dodge Neon is located on the cylinder head. It is close to the camshaft position sensor.
The coolant temperature sensor of a 1998 Nissan Altima is located beside the upper radiator hose. It constantly updates the vehicle's computer about the engine's temperature.
Your engine coolant temperature gauge has a sensor ( there is also a engine coolant temperature sensor that is used for the computer / PCM )
Under intake manifold(left side of shortblock).
The coolant temperature sensor on a 1999 Mondeo is located on top of the engine, in the intake manifold. It constantly updates the vehicle's computer and controls the cooling fan.
The coolant temperature sensor checks the coolant to let you know if overheating occurs. It also can send signals to the computer system to adjust the engine settings such as air/fuel mixture as needed to be more efficient based on engine temperature.
Coolant Temperature Sensor/Switch (For Computer) ECCS Component Parts Location
TPS. throttle position sensor has a dead spot or the coil in plug units may be experiencing heat fatigue. also observe the operation of the temperature coolant sensor and air flow temperature sensor with a handheld scanner