Close up shot of a car motor oil deep-stick

Quick Tips for Checking Your Car’s Fluids

By the Mercury Team

Vehicle maintenance involves more than regular oil changes and tire rotations. One crucial aspect of automotive care is ensuring the various types of fluids in a car are at their proper levels, as these keep your vehicle running smoothly and safely. In this blog, we’ll cover quick automotive maintenance tips for checking and refilling essential fluids like power steering fluid, brake fluid, engine coolant, automatic transmission fluid, and windshield washer fluid.

 

Remember, consistent checks and changes will help keep your vehicle running smoothly and extend its lifespan. Make it a habit to do a regular car fluid check for safety so you don’t end up at a vehicle repair shop with a damaged engine.

 

 

 

 

 

Conclusion

Whether it’s power steering fluid, brake fluid, engine coolant, automatic transmission fluid, or windshield washer fluid, knowing how to check car fluids is key to preventing potential issues and keeping your vehicle running smoothly. For easy reference, consider keeping a vehicle fluid checklist in your glove compartment or garage to stay on top of your routine maintenance.

Additionally, protecting your vehicle with the right car insurance is just as important as regular maintenance. With Mercury Insurance, you can find comprehensive auto insurance that fits your needs. Consider bundling your home and auto insurance to save even more. For a quick and convenient way to get coverage, explore auto insurance quotes online from Mercury today.

How to Check Engine Oil

Checking your vehicle’s engine oil is one of the most essential maintenance tasks you can perform to ensure its smooth operation. It’s a simple process that takes just a few minutes in your driveway.

Step 1: Park Vehicle

First, park your vehicle on a level surface and turn off the engine.

Step 2: Allow Oil to Drain Back

Wait at least 10 minutes to allow the oil to drain back into the oil pan. In the meantime, you can locate your engine’s dipstick, which is typically a brightly colored loop or handle.

Step 3: Wipe Dipstick

Next, carefully remove the dipstick, wipe it clean with a lint-free rag, and then fully reinsert it into its tube.

Step 4: Check Oil Level

Pull it out again and check the oil level. It should be within the safe range marked on the dipstick.

Step 5: Add More Oil If Necessary

If the oil level is below the safe range, you’ll need to add more oil. You can usually find the required oil in your owner’s manual.

How to Check Power Steering Fluid Level

Ensuring your vehicle’s power steering fluid is at the right level is key to maintaining easy and responsive steering. Checking the power steering fluid is not difficult and can be done at home with minimal tools.

Step 1: Locate the Reservoir

Start by locating the reservoir for the power steering fluid. It’s usually clearly labeled and located towards the front of the engine bay. If unsure, your owner’s manual will point you in the right direction.

Step 2: Clean Area Around Reservoir

Once you’ve found the reservoir, clean the area around the cap to prevent dirt from entering the fluid.

Step 3: Check the Fluid Level

Then, carefully unscrew the cap and check the fluid level. Most reservoirs have markings indicating the appropriate level. The fluid should be between the “min” and “max” lines.

Step 4: Add Fluid If Necessary

If the fluid is below the “min” line, top it up. When adding fluid, be careful to use the type specified in your owner’s manual. Incorrect fluid can damage the power steering system.

Step 5: Check Fluid Color to Determine If It Needs to be Changed

Also, the power steering fluid should be clear, not too dark, and free of particles. If it’s dark or has debris, it may be time for a fluid change.

How to Check Brake Fluid

Regularly checking and maintaining your brake fluid can prevent brake failure and other serious issues. Fortunately, it’s a simple task you can do at home.

Step 1: Locate Brake Fluid Reservoir

First, locate the brake fluid reservoir in your vehicle’s engine bay. It’s usually towards the back of the bay, near the driver’s side. The reservoir is typically a small plastic container marked with the brake fluid reservoir symbol. If you need help finding it, your owner’s manual will provide exact details.

Step 2: Check Brake Fluid Level

With the engine off, look at the side of the reservoir to see the fluid level. Most reservoirs are transparent and have “min” and “max” lines to indicate the correct fluid level. The fluid should be between these lines.

Step 3: Fill Brake Fluid Reservoir If Necessary

If it’s below the ‘min’ line, you need to add more fluid. Be cautious not to overfill, as brake fluid is corrosive and can damage your vehicle’s paint and components.

Step 4: Check Brake Fluid Color

Additionally, check the brake fluid’s color, which should be clear or slightly yellow and free of particles. If it’s dark and dirty, it’s time to replace it.

How to Check Engine Coolant

Engine coolant, or antifreeze, prevents your engine from overheating in summer and freezing in winter, so you want to ensure it’s at the proper level, no matter the time of year.

Step 1: Let the engine cool

First, it’s important to ensure that your vehicle is cool before checking the coolant level, as the coolant system builds up pressure when it’s hot. Avoid checking after driving, and ideally, wait until after it has been sitting overnight.

Step 2: Find the coolant reservoir

Open your car’s hood and find the coolant reservoir. It’s typically a translucent plastic container with “min” and “max” lines on the side, often located near the radiator.

Step 3: Add coolant if necessary

If the coolant level is below the “min” line, add the recommended type of coolant for your vehicle. Unless your vehicle’s manufacturer specifies, use a 50/50 mix of coolant and distilled water.

Step 4: Inspect coolant condition

Inspect the coolant’s condition. The coolant should be bright green, yellow, or red, depending on the type. If it’s brown or has particles floating in it, it’s a sign that your coolant needs changing.

How to Check Automatic Transmission Fluid

Keeping your automatic transmission fluid at the correct level is essential for smooth gear shifting and the overall health of your transmission. Follow these steps to perform a transmission fluid check:

Step 1: Park on a Level Surface

Before beginning, park your car on a level surface and let the engine run for a few minutes. This warms up the fluid and gives a more accurate reading.

Step 2: Locate the Fluid Dipstick

First, locate the transmission fluid dipstick. It’s typically located towards the back of the engine bay and is often colored (like red) or marked with “ATF.”

Step 3: Pull Dipstick and Wipe It Clean

Pull the dipstick out, wipe it clean with a lint-free cloth, and reinsert it fully.

Step 4: Check Transmission Fluid Level

Pull it out again to check the transmission oil level. The fluid should be between the “full” and “add” marks on the dipstick.

Step 5: Add Transmission Fluid If Necessary

If the fluid level is low, use a funnel to add the recommended type of automatic transmission fluid for your vehicle. Be careful not to overfill, as too much fluid can cause shifting problems.

Step 6: Inspect Fluid Condition

Also, inspect the fluid’s condition. Transmission fluid should be bright red and have a slightly sweet smell. If it appears dark or brown or smells burnt, you might need to change it.

How to Refill Windshield Washer Fluid

Keeping your windshield washer fluid topped up is crucial for maintaining clear visibility while driving. Here’s a simple guide to refilling your windshield washer fluid:

Step 1: Find Windshield Washer Fluid Reservoir

Open your car’s hood and find the windshield washer fluid reservoir. It’s usually a translucent container with a windshield/water symbol on the cap.

Step 2: Check Reservoir Fluid Level

Some reservoirs have markings indicating the fluid level, but it’s often easier to see when it’s low. If the fluid level is below the fill line or you can’t see any fluid, it’s time to refill.

Step 3: Use Suitable Windshield Washer Fluid

Use windshield washer fluid that’s suitable for the current weather conditions. In colder climates, ensure you use a fluid with antifreeze properties to prevent it from freezing.

Step 4: Fill Windshield Washer Reservoir If Necessary

Open the reservoir cap and pour the windshield washer fluid into the container until it reaches the fill line or is just below the top.

Step 5: Replace Cap

After refilling, securely replace the reservoir cap to prevent any spillage.

Frequently Asked Questions About Car Fluids

What fluids does a car need?

Most vehicles rely on several essential fluids to operate safely and efficiently. These include engine oil, brake fluid, transmission fluid, power steering fluid, engine coolant (antifreeze), and windshield washer fluid. Regularly checking each of these helps prevent breakdowns and costly repairs.

What do the car fluid symbols look like?

Car fluid symbols on your dashboard are visual alerts for issues like low oil, coolant temperature, or washer fluid. For example, the windshield washer fluid symbol looks like a windshield with a dotted stream spraying upward. Check out our dashboard symbols blog and quiz for more information.

Do you check the power steering fluid with the car running?

No, you should check the power steering fluid with the engine turned off. Let the car cool before opening the reservoir cap, and always check that the power steering oil level sits between the “min” and “max” lines.

Do you check oil when the car is running?

No, never check oil while the engine is running. Turn off your car and wait at least 10 minutes so the oil settles in the pan. This gives you a more accurate reading when using the dipstick.

How long should I wait to check oil?

Wait about 10 to 15 minutes after turning off the engine. This gives the oil enough time to cool and drain into the oil pan, allowing you to check the level properly and avoid burns or inaccurate readings.

Mercury Team

The Mercury Marketing Team is made up of professionals in the fields of Content Creation, Public Relations, Social Media and Journalism. The team works together to deliver professionally written and researched content to provide information for consumers.

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