2020 Volvo S90 Tire Pressure Warning Light Stays On

Resolve Tire Pressure Warning Light in 2020 Volvo S90: Causes and Solutions

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Reviewed by
Bo Fader
Written by RepairPal Car Genius
Updated January 14, 2025
0%
40% chance it's the
Tire Leaking Air
0%
30% chance it's the
Wheel Leaking Air
0%
15% chance it's the
Tire Pressure Monitoring System
0%
15% chance it's
Something else
The most common reasons a 2020 Volvo S90 tire pressure warning light stays on are a leaking tire, a wheel that no longer holds air, or a faulty tire pressure monitoring system.
  • Tire Leaking Air: A puncture, valve stem issue, or rim damage can cause a tire to leak air, leading to loss of pressure.
  • Wheel Leaking Air: A puncture or damage to the tire or rim can cause air to leak, resulting in a loss of tire pressure.
  • Tire Pressure Monitoring System: A malfunctioning tire pressure monitoring system can be caused by faulty sensors or a dead battery in the sensor units.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

How much does it cost to fix a 2020 Volvo S90 tire pressure warning light stays on?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

Wheels offer very few symptoms, but these symptoms should never be ignored. Visible cracks on the wheels may appear, especially after hitting a large bump, Most often, this will also be accompanied by loss of air from the tire on that wheel. Also, vibration in the steering wheel is very common when the tire is out of balance, and improper wheel nuts or bolts can cause creaking and popping noises to develop. Again, there are very few symptoms, but they should not be ignored.

The only symptoms requiring diagnosis for the tire pressure monitoring system warning lamp is if the warning lamp has illuminated while the tires have correct air pressure, or if the air pressure for the tires is out of specification and the warning lamp is off. This is because the overwhelming majority of cases where the TPMS lamp illuminates is due to the change in ambient temperature.

What steps should I take to diagnose the tire pressure warning light issue in my 2020 Volvo S90?

To effectively diagnose the tire pressure warning light issue in your 2020 Volvo S90, begin with a straightforward approach that prioritizes simple checks before moving on to more complex diagnostics. Start by manually measuring the tire pressure in all four tires using a reliable tire pressure gauge, ensuring that the readings align with the recommended levels found in your vehicle's manual. Next, conduct a thorough visual inspection of each tire for any signs of damage, such as cuts, punctures, or bulges, and check for any foreign objects lodged in the tread that could be causing a leak. If the tire pressure is correct and the tires appear undamaged, proceed to reset the tire pressure monitoring system as outlined in your owner's manual, as this can sometimes resolve temporary issues that trigger the warning light. However, if the warning light remains illuminated after these steps, it may indicate a more serious underlying problem, and it would be prudent to consult a mechanic or an authorized Volvo service center for a comprehensive diagnosis. By following this methodical approach, you can efficiently address the tire pressure warning light issue and maintain the safety and performance of your vehicle.

What could be causing the tire pressure warning light to stay on in a 2020 Volvo S90?

When the tire pressure warning light stays on in a 2020 Volvo S90, it can indicate several common issues that DIY enthusiasts can troubleshoot. The first step is to check the tire pressure in all four tires, as low pressure is the most frequent cause of the warning light. If the pressure is within the recommended range, the next area to investigate is the tire pressure sensors; a malfunctioning sensor may need to be replaced or recalibrated. Additionally, consider the possibility of dead batteries in the sensors, which can occur over time and require replacement. It's also important to inspect the wiring and connections associated with the tire pressure monitoring system, as any damage or loose connections can trigger the warning light. Environmental factors, such as drastic temperature changes, can affect tire pressure, so checking the pressure during these fluctuations is advisable. Lastly, if the warning light remains illuminated after addressing these potential issues, recalibrating the tire pressure monitoring system may be necessary to restore accurate readings. If the problem persists, seeking assistance from a qualified mechanic or an authorized Volvo service center is recommended for a thorough diagnosis.

How urgent is it to address the tire pressure warning light on a 2020 Volvo S90 that stays on?

Addressing the tire pressure warning light on your 2020 Volvo S90 is not just a matter of convenience; it is a critical safety concern that requires immediate attention. When this warning light remains illuminated, it signals that your tires may be underinflated, which can severely compromise your vehicle's handling and braking capabilities. This increases the likelihood of accidents, particularly in emergency situations where every second counts. Furthermore, driving on underinflated tires accelerates uneven wear, leading to premature tire replacement, which can be a costly endeavor. Additionally, low tire pressure negatively impacts fuel efficiency, resulting in higher fuel costs over time. Perhaps most alarmingly, continued operation with insufficient tire pressure can lead to tire damage or even blowouts, posing a significant risk to both you and other road users. Therefore, it is imperative to check your tire pressure, inflate your tires to the recommended levels, and inspect for any leaks or punctures as soon as the warning light activates. Regular maintenance of your tire pressure is essential not only for the longevity of your tires but also for the overall safety and performance of your vehicle.

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