car temperature gauge goes up and down while driving

Car temperature gauge goes up and down. A defective cooling system could be the.

What To Do When Your Car Overheats

Format of question when I answered it.

. The belt driving your water pump is too loose or maybe an internal part on the water pump like the impeller is failing. A Broken Temperature Gauge. CarGurusAug 20 2014 - Also as my temperature gage rises but car does not overheat.

Problems with the electronic control unit ECU. Find out where and fix. Goes up to the.

Whatever the reason an issue with your. The main reason why your car temperature gauge goes up and down while driving is due to a cooling systems malfunctioning component. How To Fix If Car Temperature Gauge Goes Up And Down.

Hesitating to make a repair might result in serious harm to your vehicle. Your cars thermostat will open and close while you are driving. The primary reason your car temperature gauge goes up and down while driving is simply because a component in your cooling system is not functioning correctly.

Crzgrl637 answered 6 months ago the cooling fans wont kick on then you will see gauge over heat. Thus the temperature gauge will go up and down. This can cause your temp gauge to go up and down while.

This process usually takes place at a relatively slow pace. The problem can also be due to issues with the radiator lack of coolant uphill driving and a failing water pump. This could be the thermostat valve radiator hoses radiator fan the temperature gauge or the coolant itself that circulates around cools off the engine.

A standard temperature gauge will stay at zero and rise as you operate the vehicle. Cause temperature gauge down drive heat not work. This change indicates that the refrigerant is at average temperature when the car is idle and warms up when the engine runs.

In keeping with the name this is a system that works to keep your automobile cool. If it starts to have problems it can be the source of why your car temperature gauge goes up and down while driving. The problem probably doesnt rest with the fan itself and is more likely to stem from the wiring or ECU see below or other sensors such as the CTS.

A mechanic may also check the fan relay. Another often overlooked cause behind the car temperature going up and down is the. The first suspects when the temperature gauge goes up and down are a stuck-closed thermostat valve blown head gasket and a bad cooling system.

The head gasket can be found in the middle of the engine block and cylinder head. The water pump is responsible for circulating coolant through the engine. If the temperature gauge in your automobile is not working properly it is imperative that you investigate the problem.

If the gauge has gone down then you have air trapped somewhere along with your cooling system. The main reason why car temperature gauge goes up and down while driving is because something is not working properly in your cars cooling system. You must be wondering why the car temperature gauge goes up and down while driving.

Why does a cars temperature gauge go up when parked but not when driving. In addition the clocks hands tend to be stable at the center the. It is necessary to keep an eye on the temperature gauge especially when you are driving on road driving uphill or caught in a traffic jam.

Risks Free Auto repair Advice. When you turn on your automobiles engine it generates a significant amount of heat and the car temperature gauge goes up and down while driving. When driving there is air flowing through and around all parts of the engine under the hood.

It keeps rising when you are going uphill. The most probable reason why your car temperature gauge drops while you are driving is that your thermostat stays open. If a car temperature gauge goes up and down while driving it may be the result of a blown head gasket.

Air trapped in the cooling system. If it fails then the coolant will not reach the engine. Identifying and correcting the problem as soon as possible is essential.

If theres not enough coolant in the radiator then the engine will overheat and your temp gauge will show erratic numbers on the dash. A noisy radiator fan may cause fluctuations in the temperature gauge of a vehicle. When parked if the.

The needle on the gauge rises until the. This part could be the cars radiator hoses thermostat valve temperature gauge or coolant. I have a 2006Pontiac Grand prix and my temp.

Tempneedle gets up towards the red mark while youre driving then yes. There are four reasons why the gauge would go up and down. Possible reasons why you have water pump issues can include.

Answer 1 of 5. It could be the radiator fan water pump thermostat valve coolant or the gauge itself. Expect to pay around 200 to 300 although this could vary.

Temperature Gauge Goes Up and Down While Driving. There arent many complex systems in a car but the cooling system is one of the most critical. Its highly unusual for the gauge to fluctuate while youre driving but it can happen.

The cooling system is another common cause of the temperature gauge going up and down and no heat. To fix either of these issues wed advise that you engage a proven auto mechanic. Malfunctioning coolant temperature sensor CTS.

If theres a faulty temperature gauge malfunctioning electronic control unit ECU. In order to balance out the temperature differences according to physical thermodynamics principles the heat from the engine is transferred to the coolant. You must know that when the engine gets heated up the temperature gauge goes up.

Take the car out for a drive let it sit in traffic for half an hour or so then check on the temperature gauge.

Why Car Temperature Gauge Goes Up And Down While Driving