Why is my coolant disappearing with no leak?
When you are losing coolant but no leak is visible, several parts could be the guilty party. It could be a blown head gasket, a fractured cylinder head, Damaged cylinder bores, or a manifold leak. It could also be a hydraulic lock.
Why does my engine coolant keep disappearing?
Disappearing engine coolant could be the result of a slightly cracked hose, a tiny hole in your radiator, or a water pump issue. It’s also possible for a coolant leak to develop inside your vehicle or to simply vaporize into mist via your defroster. Check the underside of your radiator for dampness as well.
Can coolant evaporate without a leak?
However, with time, the Coolant flows within the engine and radiator; the chemical agents, after exposure to high temperature, lose their natural balance and get evaporated without any significant leakage. As the engine gets old, the Coolant evaporates more and more.
What happens when the coolant temperature sensor goes bad?
If the coolant temperature sensor goes bad it can send a false signal to the computer and throw off the fuel and timing calculations. It is not uncommon for the coolant temperature sensor to fail and send a permanently cold signal to the computer. This will reduce fuel economy, and may hinder engine performance.
What causes a car to lose coolant but no leak?
1 Overflown Coolant System. Overfilling the system could be the reason. 2 An Inside Puncture. When you are losing coolant but no leak is visible, several parts could be the guilty party. 3 A Worn Out Radiator Cap. The radiator cap can deteriorate over time, letting antifreeze slip through when you are driving. 4 Overheated Engine.
Why is the freeze plug on my Dodge Ram rusting?
Using tap water instead of distilled in your radiator will also cause more rusting because of the minerals in tap water. These things combined with a general consensus that the early generation Dodge RAM trucks used a rather poor quality freeze plug that was prone to rusting.
Where is the leak valve on a Dodge Ram?
Double check this valve for leaks. The other two are on the bottom front of the engine block near the motor mounts, toward the center. These easily rust over. Take care that you don’t round off the heads when you try to remove them. Use vice grips or an 8-point (only) Hex key to remove.
Why is there no coolant in my radiator?
A more mysterious coolant loss problem involves no evidence at all of leaks or puddles, yet shows a definite reduction in radiator coolant levels. If the head gasket on the vehicle has weakened or burned, it can crack or blow open a water jacket that sits in proximity to the top of the combustion chamber.