The 2019 Mazda CX-9 is a versatile and spacious SUV designed for families and adventure seekers alike. Proper tire maintenance is crucial for ensuring optimal performance, safety, and fuel efficiency. One of the key aspects of tire maintenance is maintaining the correct tire pressure, which can vary depending on the specific trim and engine of the vehicle.

Understanding the recommended tire pressure for your specific model can help enhance driving experience and longevity of your tires. Below is a comprehensive tire pressure table for the 2019 Mazda CX-9, detailing the appropriate PSI and BAR values for different trims and engines.

2019 Mazda CX-9 Tire Pressure

Tire Pressure Table for Different Trim/Engine

Trim/Engine Recommended Tire Pressure (Front) PSI Recommended Tire Pressure (Front) BAR Recommended Tire Pressure (Rear) PSI Recommended Tire Pressure (Rear) BAR
Sport 35 2.41 35 2.41
Touring 35 2.41 35 2.41
Grand Touring 35 2.41 35 2.41
Signature 35 2.41 35 2.41

2019 Mazda CX-9 Tire Pressure Monitoring System

When the tire pressure monitoring system (TPMS) light appears on your dashboard, it indicates that one or more tires may be under-inflated or that there is a malfunction in the system. If the light is flashing, it often means that the sensor needs to be reset. Here’s how to reset the tire pressure sensor on your 2019 Mazda CX-9.

Steps to Reset Tire Pressure Sensor

  1. Ensure all tires are properly inflated to the recommended pressure.
  2. Turn the ignition to the “ON” position without starting the engine.
  3. Locate the TPMS reset button, usually found beneath the steering wheel or in the glove compartment.
  4. Press and hold the TPMS reset button until the TPMS light blinks three times, then release the button.
  5. Start the engine and wait a few minutes for the system to recalibrate.

Tire Pressure Monitoring System Light Flashing

If the TPMS light continues to flash after resetting, there may be a deeper issue. Here are some common reasons for a flashing light:

Issue Description
Low Tire Pressure One or more tires are significantly under-inflated. Check tire pressure and inflate as needed.
Faulty TPMS Sensor The sensor in one of the tires may be malfunctioning. A diagnostic check may be necessary.
Dead Battery in Sensor The battery in the TPMS sensor may need replacement, especially if the vehicle is older.
Improper Tire Size If tires are replaced with a different size, the TPMS may not recognize them. Ensure correct tire size is used.

Additional Tips


  • Regularly check tire pressure, especially before long trips.

  • Visit a professional mechanic if the TPMS light does not reset after following the steps.

  • Keep a tire pressure gauge in your vehicle for quick checks.

Maintaining Proper Tire Pressure

Proper tire pressure is vital for the overall performance, safety, and longevity of your vehicle. Under-inflated or over-inflated tires can lead to a host of problems, including reduced fuel efficiency, uneven tire wear, and compromised handling. Additionally, incorrect tire pressure can increase the risk of tire blowouts, which can be dangerous while driving. Regularly checking and maintaining the correct tire pressure ensures that your Mazda CX-9 operates smoothly and safely.

How to Check Tire Pressure

Checking tire pressure is a straightforward process that can be done at home or at a gas station. Here’s how to do it:

  1. Gather the necessary tools: a tire pressure gauge and an air compressor (if needed).
  2. Ensure the tires are cold, as heat from driving can cause pressure to rise.
  3. Remove the valve cap from the tire you want to check.
  4. Press the tire pressure gauge onto the valve stem and take the reading.
  5. Compare the reading to the recommended tire pressure found in the owner’s manual or on the driver’s side door jamb.
  6. If the pressure is too low, add air using an air compressor. If it’s too high, release some air until it reaches the recommended level.
  7. Replace the valve cap securely.

Useful Tips for Tire Pressure Maintenance

To ensure your tires remain in optimal condition, consider the following tips:


  • Check tire pressure at least once a month and before long trips.

  • Inspect tires for signs of damage or wear, such as cracks or bulges.

  • Rotate your tires regularly to promote even wear, typically every 5,000 to 7,500 miles.

  • Keep a tire pressure gauge in your vehicle for quick checks.

  • Be aware of seasonal changes; tire pressure can drop in colder temperatures.

  • Consider investing in a TPMS (Tire Pressure Monitoring System) if your vehicle does not have one, as it provides real-time pressure readings.

Maintaining proper tire pressure is essential for the safety and efficiency of your 2019 Mazda CX-9. Regular checks and mindful practices can significantly enhance your driving experience.

Categories: Mazda

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