Seeing your Subaru tire pressure light blinking can be alarming. Don’t worry, it’s a common issue.
The tire pressure monitoring system (TPMS) in your Subaru ensures your tires are correctly inflated. When the light blinks, it signals a problem with the system. This could be due to various reasons, such as a malfunctioning sensor or low tire pressure.
In this blog post, we will explore the common causes behind the blinking light and provide practical solutions. Understanding this issue can help keep your vehicle safe and running smoothly. So, let’s dive in and learn what to do when your Subaru’s tire pressure light starts blinking.

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Introduction To Subaru Tire Pressure Light
The Subaru tire pressure light is an important feature in your vehicle. It alerts you when the tire pressure is low or there is an issue. This light can blink or stay on, depending on the situation. Understanding the meaning of this light is essential for maintaining your vehicle’s safety and performance.
Importance Of Tire Pressure
Proper tire pressure is crucial for several reasons:
- Safety: Correct tire pressure ensures better grip and control.
- Fuel Efficiency: It helps in achieving optimal fuel mileage.
- Tire Longevity: Proper inflation extends the life of your tires.
Maintaining the correct tire pressure is easy. You can check it with a tire pressure gauge. Always refer to your Subaru’s manual for the recommended pressure levels.
Common Issues With Tire Pressure Light
There are several common issues related to the Subaru tire pressure light:
- Fluctuating Temperatures: Changes in temperature can affect tire pressure.
- Slow Leaks: Small punctures or valve issues can cause slow leaks.
- Faulty Sensors: Sometimes, the sensors themselves may malfunction.
Addressing these issues promptly is important. Ignoring the tire pressure light can lead to serious problems. Regular tire maintenance can prevent most of these issues.
In summary, the Subaru tire pressure light is a crucial indicator. It helps maintain safety, efficiency, and longevity of your tires. Pay attention to it and ensure your tires are always in good condition.
Causes Of Blinking Tire Pressure Light
A blinking tire pressure light on your Subaru can be confusing. This indicator serves as a warning that requires your attention. There are two primary causes for this issue. Let’s explore each one in detail.
Low Tire Pressure
Low tire pressure is a common cause of a blinking tire pressure light. Tires lose air over time, especially in cold weather. Check your tire pressure regularly. Keep it within the recommended range. This ensures safe driving and avoids triggering the light.
Sensor Malfunction
A malfunctioning tire pressure sensor can also cause the light to blink. These sensors can get damaged or fail over time. Dirt, debris, or corrosion can affect their performance. If the sensor is faulty, it needs replacement. This will stop the light from blinking unnecessarily.
Both of these issues are easily fixable. Regular maintenance can help prevent them. Always monitor your tire pressure and sensor condition. This ensures your Subaru runs smoothly.
How To Check Tire Pressure
Seeing the Subaru tire pressure light blinking can be unsettling. It often means your tire pressure needs attention. Knowing how to check tire pressure can help you avoid issues. It can also keep you safe on the road.
Checking tire pressure is simple. You only need a few tools and some basic knowledge. Follow these steps to ensure your tires are at the correct pressure. Doing this regularly can save you time and money.
Using A Tire Pressure Gauge
A tire pressure gauge is an essential tool for checking tire pressure. You can buy one at any auto parts store. They are affordable and easy to use. First, remove the cap from the tire valve. Then, press the gauge onto the valve stem. The gauge will show the pressure reading. Make sure to check all four tires. They might have different pressure levels.
Digital gauges are more accurate. Analog gauges can also work well. Choose the one you prefer. Always keep the gauge in your car for convenience.
Recommended Tire Pressure Levels
Each vehicle has recommended tire pressure levels. You can find this information in your Subaru’s owner’s manual. There is usually a sticker inside the driver’s door. This sticker displays the correct pressure for front and rear tires.
Maintaining the recommended pressure levels is important. It ensures even tire wear and better fuel efficiency. It also improves your vehicle’s handling and safety. Always follow the manufacturer’s guidelines for best results.
Resetting The Tire Pressure Monitoring System
Is your Subaru tire pressure light blinking? Resetting the Tire Pressure Monitoring System (TPMS) can often solve the issue. Follow these simple steps to manually reset the system. If problems persist, it may be time to seek professional help.
Manual Reset Instructions
To manually reset the TPMS, follow these steps:
- Park your Subaru in a safe place and turn off the engine.
- Check all tire pressures, including the spare. Ensure they are at the recommended levels.
- Turn the key to the “On” position, but do not start the engine.
- Press and hold the TPMS reset button. The button is usually located beneath the steering wheel.
- Hold the button until the tire pressure light blinks three times. Release the button.
- Start the engine and let it run for a few minutes. Drive the car for 10 minutes at 30 mph or more.
By following these steps, the TPMS should reset, and the blinking light should turn off.
When To Seek Professional Help
If the light continues to blink after a manual reset, it may indicate a deeper issue. Consider these situations:
- Faulty TPMS sensors: The sensors might be damaged or non-functional.
- Low battery in sensors: TPMS sensors have batteries that can run out.
- Electrical issues: There could be wiring or connector problems.
In such cases, visit a certified Subaru service center. Professionals can diagnose and fix the problem efficiently.
Fixing Sensor Issues
Seeing the Subaru tire pressure light blinking can be annoying. It often means there is a sensor issue. Fixing these sensor issues is crucial. Ignoring them might lead to bigger problems. Let’s dive into two main fixes: replacing faulty sensors and reprogramming the system.
Replacing Faulty Sensors
A faulty sensor can cause the tire pressure light to blink. This sensor might be damaged or worn out. Here’s how to replace it:
- Identify the faulty sensor. Use a diagnostic tool for this.
- Purchase a replacement sensor. Ensure it matches your Subaru model.
- Remove the old sensor. This often involves removing the tire.
- Install the new sensor. Follow the manufacturer’s instructions.
- Check if the tire pressure light stops blinking.
Replacing the sensor can solve the issue. But sometimes, reprogramming is also needed.
Reprogramming The System
After replacing a sensor, reprogramming the system might be necessary. This ensures the new sensor works correctly. Here’s how to do it:
- Turn on your Subaru without starting the engine.
- Use a TPMS reset tool. This tool communicates with your car’s computer.
- Follow the tool’s instructions. It usually involves selecting the car model and year.
- Wait for the tool to reprogram the system. This might take a few minutes.
- Turn off the car and then start it. Check if the tire pressure light is off.
If the light is still blinking, repeat the steps. Sometimes, it takes more than one try.
Regular maintenance can prevent these issues. Always keep an eye on your tire pressure sensors.

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Preventive Maintenance Tips
Regular tire maintenance can save you from the blinking Subaru tire pressure light. Simple steps can keep your tires in good shape. It also ensures your vehicle runs smoothly.
Regular Tire Inspections
Inspect your tires once a month. Look for cuts, cracks, or bulges. Check the tread depth. Use a penny to see if it is worn out. Place the penny in the tread. If you can see Lincoln’s head, it’s time for new tires.
Proper Tire Inflation
Check tire pressure regularly. Use a tire gauge. Do this when the tires are cold. Refer to the owner’s manual for the correct pressure. Proper inflation improves fuel efficiency. It also extends tire life.
When To Visit A Mechanic
The Subaru tire pressure light blinking can be concerning. You might wonder when to visit a mechanic. This section will help you understand the right time to seek professional help.
Persistent Light Issues
If the tire pressure light blinks constantly, it signals a deeper issue. Resetting the system or adding air might not help. The problem could be with the sensors. Regular blinking might indicate a malfunction. In such cases, a mechanic’s expertise becomes essential. They can diagnose and fix the root cause.
Advanced Diagnostic Tools
Mechanics have advanced diagnostic tools. These tools pinpoint the exact issue with your tire pressure system. They can check for sensor faults, wiring issues, and system errors. Mechanics can then perform necessary repairs or replacements. This ensures your Subaru’s tire pressure system works perfectly.

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Frequently Asked Questions
What Does It Mean When Subaru Tire Pressure Light Blinks?
It means the tire pressure is low. Check and inflate your tires to the recommended pressure.
How Do I Reset The Subaru Tire Pressure Light?
Inflate all tires to the correct pressure. Drive for a few minutes. The light should reset.
Can I Drive With The Tire Pressure Light Blinking?
It’s not safe. Low tire pressure can cause accidents. Inflate your tires as soon as possible.
Why Does My Subaru Tire Pressure Light Keep Blinking?
There could be a slow leak, faulty sensor, or temperature change. Check your tires and sensors.
How Often Should I Check My Subaru Tire Pressure?
Check your tire pressure monthly. Also, before long trips. Keeping tires properly inflated is important for safety.
Conclusion
A blinking Subaru tire pressure light can be frustrating. Regular checks keep you safe. Address issues quickly to avoid bigger problems. Proper tire maintenance ensures better performance and longevity. Don’t ignore the warning light. Inspect and adjust tire pressure as needed.
Seek professional help if unsure. Staying proactive keeps your Subaru running smoothly. Enjoy a safer driving experience with well-maintained tires. Remember, a little attention goes a long way. Keep your tires in top condition for peace of mind. Safe travels!