Mechanic Tips

Tyre Pressure Monitoring Systems (TPMS): Understanding and Troubleshooting

When it comes to car safety and maintenance, one aspect that often gets overlooked is tyre pressure. It’s not just about ensuring a smooth ride; proper tyre pressure is crucial for your vehicle’s performance and safety. That’s where Tyre Pressure Monitoring Systems (TPMS) come into play. These nifty gadgets keep an eye on your tyre pressure, ensuring you’re always informed and your ride is as safe as it can be.

What is TPMS and Why Does It Matter?

A Tyre Pressure Monitoring System is an advanced tool designed to report real-time tyre pressure information to the driver of the vehicle. This system typically uses sensors either mounted within the tyre or on the vehicle to provide this essential data. The primary aim of TPMS is to alert you when your tyre pressure is dangerously low, which can prevent accidents, increase fuel efficiency, and reduce tyre wear.

Types of TPMS: Direct vs Indirect

  1. Direct TPMS: These systems use sensors located in each tyre to measure pressure directly. They are known for their accuracy and can provide real-time updates on the condition of each tyre.
  2. Indirect TPMS: Instead of sensors in the tyres, these systems use the vehicle’s anti-lock braking system (ABS) to monitor tyre pressure. They detect variations in the rotation speeds of your tyres as an indicator of pressure changes.

Common TPMS Issues and Troubleshooting Tips

Occasionally, TPMS can run into issues, such as false alarms or failure to report a tyre’s low pressure. Common problems include:

  • Sensor Battery Failure: The battery in the sensor can wear out, leading to inaccurate readings.
  • Damaged Sensors: Physical damage or wear and tear can cause sensors to malfunction.
  • Communication Issues: Sometimes, the sensor may have trouble communicating with the TPMS module in your vehicle.

To troubleshoot these issues, consider the following steps:

  1. Check Tyre Pressure Manually: Use a tyre gauge to verify the accuracy of TPMS readings.
  2. Reset the TPMS: Some vehicles allow you to reset the TPMS through the dashboard.
  3. Replace Sensor Batteries: If the sensors have replaceable batteries, changing them might solve the issue.

Maintaining Your TPMS for Optimal Performance

To keep your TPMS in top shape, regular maintenance is key. This includes:

  • Regularly Checking Sensor Condition: Inspect for any physical damage or wear.
  • Keeping an Eye on Battery Life: Be aware of the battery life expectancy of your sensors.
  • Professional Inspections: Have your TPMS checked during routine vehicle servicing.

The Role of TPMS in Vehicle Safety and Efficiency

TPMS isn’t just a fancy addition to your vehicle; it plays a critical role in ensuring your safety on the road. Properly inflated tyres provide better traction, reduce the risk of blowouts, and improve fuel efficiency. By keeping your tyres at the optimal pressure, you’re not only saving money but also making your driving experience safer and more enjoyable.

Final Thought: Rely on SNC Automotive for Your TPMS Needs

In conclusion, TPMS is a vital component of modern vehicles, playing an essential role in maintaining tyre health and vehicle safety. Regular maintenance and understanding how to troubleshoot common issues can help keep your TPMS functioning correctly. For expert advice and service, consider SNC Automotive in Brendale. Our certified Brendale car mechanics are not just friendly but highly skilled in handling all your car care needs, including TPMS maintenance. Remember, keeping your tyres in check is not just about the ride; it’s about your safety on the road.


How often should I check my TPMS?

Regularly check your TPMS alert on the dashboard. If it lights up, it’s time to check your tyre pressure.

Can I replace TPMS sensors myself?

It’s recommended to have professionals, SNC Automotive handle sensor replacements for accuracy and safety.

What is the average lifespan of a TPMS sensor battery?

Most sensor batteries last about 5 to 10 years, but this can vary based on usage and vehicle type.

How does TPMS contribute to fuel efficiency?

Properly inflated tyres reduce rolling resistance, which in turn improves fuel efficiency. TPMS helps maintain this optimal tyre pressure.

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