What Is The Best Antifreeze Tester? - Fixanswer

Results were consistently

around four degrees high

, regardless of the concentration. It's not cheap or completely accurate, but choices are limited if your car uses propylene glycol antifreeze.

What is the most accurate tool for checking the freeze point of coolant?

Refractometers

can measure both Ethylene and Propylene glycol based coolant/antifreeze very accurately.

What is the best way to test antifreeze?

Look for a reading of -34° F on the freeze point side and a reading of 265° F on the boiling point side of the tester. The

see-through body of a hydrometer

is handy for inspecting the condition of the coolant, looking for rust and contaminants. Test strips also test the alkalinity of the engine's coolant.

What antifreeze does my car need?

For most vehicles, a

glycol based antifreeze coolant

is the best type of coolant to be used in any vehicle radiator. However, using the glycol based antifreeze alone is usually not a good idea. In most cases, you will need to mix the glycol based antifreeze with a certain amount of water.

Does AutoZone test antifreeze?

These need to be repaired, or your new coolant may leak out. If it's difficult to identify the color of your coolant, you can also use a coolant tester to determine the condition of your coolant system. These testers can

be found at your local AutoZone

and are easy to use.

What is in anti freeze?

Antifreeze is a liquid that prevents the radiator in cars from freezing or overheating. It's also known as engine coolant. Although water-based, antifreeze also contains liquid alcohols like

ethylene glycol, propylene glycol, and methanol

. Propylene glycol is also an ingredient in some foods and cosmetics.

What tools can be used to test the strength of antifreeze?

Perform a quick diagnostic test with

a multimeter

Perform a quick diagnostic test for corrosion in your water pump, radiator or heater core with a digital multimeter. A simple test of the radiator coolant for conductivity will tell the story.

How do you check the concentration of ethylene glycol?

The angle at which light appears to bend can be measured and converted to concentration.

A handheld refractometer

is easy to use. Just add a few drops of sample on the prism, hold up to a light source, and read the concentration on the scale inside the meter. A hydrometer is a tool used to measure specific gravity.

What tool can you use to check the strength of your engine coolant?

An antifreeze hydrometer or tester

can help you diagnose the coolant's condition. It will draw coolant in and measure the freezing point of the coolant and its ratio of coolant and water.

How do I know if I need a coolant flush?

Vehicle

Overheating and High Temperature Gauge

The primary role that coolant plays in your vehicle's functioning is keeping your engine temperatures low. If you find that your temperature gauge is always high and your engine is frequently overheating, chances are that you need a coolant flush.

What happens if your coolant is dirty?

If the coolant level becomes too low, too dirty or too contaminated,

it cannot properly cool the engine

. The engines in today's vehicles cannot withstand excess heat. If the engine overheats, it can mean catastrophic engine damage and extremely expensive repairs.

How do I know if I have enough antifreeze?

The temperature gauge reads hotter than normal when the engine is running.
Antifreeze leaks and puddles beneath your vehicle (orange or green fluid)
A grinding noise is coming from under the hood of your car.