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sounds like your thermostat might be sticking open ( or wrong or no thermostat )
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∙ 14y ago
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Where is the coolant temp sensor on a 1991 ford 4.9?
The coolant gauge temp sensor is a one wire sensor located on the right rear of the engine block.
Why does temp gauge on a 1998 sunfire drop when fan comes on?
because the fan cools the engine...
Why doesn't my RPM gauge and temp gauge work?
why doesn't my rpm gauge and temp gauge, fuel gauge not work
We replace the temperature gauge in my Chevy blazer what should it read for it to not be over heating?
We replaced the temperature gauge in my 1991 Chevy blazer what is the normal operating temp?
Why is the temp gauge lower than normal and check engine light comes on intermittently on 2002 Pontiac Montana?
If your engine light comes on and your temp gauge is lower then normal. listen for cooling fans. if they are also running chances are you need a new thermostat
Prelude temp gauge?
1996 prelude temperature gauge reads low temp
How do you fix a temp gauge on a 1998 ford contour?
temp gauge is stuck on hot
Why is a 1991 Chevrolet Corsica spewing antifreeze out the reserve overflow when the temp gauge says its not overheating?
AnswerIs the system overfull?, Is your gauge working?I had the same problem and I had to replace the head gaskets.
Why my Water temperature gauge doesn't work on 95 explorer?
only 3 reasons a temp gauge wont work the temp sender is bad the gauge is bad or the wire from temp sender to gauge is broken
Temp gauge doesn't work.Is it the temp sensor or what 1991 crx?
Check the sensor connection underneath your distributor, its a single pin sensorwith a yellow and green wire to it. On this diagram, its the green sensor...
DODGE RAM 1500 turn on engine then the check gauge light comes on and temp gauge goes off the scale?
Is it overheating? If it is check the coolant level, waterpump, fan, etc. If not overheating check the wiring, temp sesnor, pcm, etc.
Why does the temp gauge go all the way to hot and stays there for a short time then comes back to normal?
Low on coolant or a sticky thermostat, replace it.
