The sensor for the engine coolant on a 1991 Ford Probe LX is inside of the coolant tank. There is a lever, and when the fluid gets below this lever, it signals to be checked. It should be refilled.
The coolant gauge temp sensor is a one wire sensor located on the right rear of the engine block.
On a 1991 12-valve Cummins engine, the coolant temperature sensor is located on the engine block, near the thermostat housing. It is typically found on the driver's side of the engine, towards the rear, and is screwed into the block. This sensor monitors the engine's coolant temperature and sends the information to the engine control unit or gauge.
How can I check the ENGINE COOLANT TEMPERATURE (ECT) sensor on my 1991 HONDA PRELUDE SI 2.1L
On the engine block, near the thermostat housing.
Which temperature sensor? There is an air-fuel charge sensor, and a coolant temp sensor.
engine coolant is getting into an engine cylinder , from a bad head gasket , warped or cracked head
On a 1991 Pontiac Grand Prix, the coolant temperature sensor is typically located near the thermostat housing on the engine block. It is usually found on the intake manifold or cylinder head, depending on the specific engine configuration. This sensor monitors the engine's coolant temperature and sends data to the engine control unit for optimal performance. If you're having trouble locating it, consulting a repair manual specific to your model can provide further guidance.
The best way is to find someone with a scanner that tells you what every sensor is doing.
intake manifold vaccum leak
By the thermostat
on the right side of the block just above the trany The sensor is located just above the manfol.
On a 1991 Dodge Dynasty, the coolant temperature sensor is typically located on the engine block, near the thermostat housing. It's commonly found on the driver's side of the engine, in close proximity to the cylinder head. To access it, you may need to remove any covers or components obstructing the sensor. Always consult a repair manual for specific details related to your vehicle.