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Lincoln Town Car

Why does the temperature gauge on your car fluctuate?


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Answered 2014-10-07 01:59:12

The temperature gauge on a car fluctuates because the car's thermostat is opening and closing. The gauge goes up when the thermostat closes and the gauge goes down when the thermostat opens.


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An automobile temperature gauge can fluctuate when the thermostat is opening and closing erratically. The temperature gauge can also fluctuate when the ground wire is loose.

My Altima had that problem and it was the water pump going out. It started with temperature gauge was moving, but then it started leaking and finally the heater stopped being warm at idle.

A short in the turn signal wiring can cause the voltage gauge to fluctuate. A loose ground wire can also cause the gauge to fluctuate.

A signal from the temperature sensor on the engine.

Possibly the thermostat is opening and closing with the water pressure changes. Could be low on coolant also.

Check coolant level Could be thermostat opening and closing due to engine coolant temperature flutuation

Potenially a bad temperature sensor or bad contact on the wire connector. Test for set voltage resistance according to temperature.

well your car needs a new body kit because that contributes to the temperature of the car

It may be something wrong with the car

There are certain car gauges which are mandatory to have in a dashboard. These gauges are the speedometer, the temperature gauge, the fuel gauge, the tachometer, oil pressure gauge, charging system gauge, and odometer.

That depends on what the car is supposed to run at.

If you temperature gauge is going up and down then you may have a problem with your sensor. You should take your car to a professional to ensure that you don't overheat your car.

We have no temperature gauge in our car. Didn't come equipped with one. It probably has a warning light that would illuminate if the engine was getting to hot.

lets you know from inside the car if your engine is running at the proper operating temperature.

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The oil gauge shows the oil's temperature. The oil pressure gauge monitors the oil pressure for your viewing pleasure.

Your car is starting to overheat or your thermostat is going out. Get it checked.

Usually the gauge in on the dashboard with all the other gauges. That way you can read it while driving.

There isn´t a one (W168). The car only has a temperature warning light.

Your temperature would usually fluctuate. But if your car has over heated then there is a chance it may need changing

If the gauge is reading hot and the car is running normal temperatures, the water temperature sensor needs replaced.

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.

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