2018 Volvo XC90 Tire Pressure Warning Light Stays On

Resolve Tire Pressure Warning Light in 2018 Volvo XC90

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Reviewed by
Aisha
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 2018 Volvo XC90 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 2018 Volvo XC90 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.

When a relearn is needed, for any reason, the TPMS warning light will illuminate, and many vehicles will display a message relating to the TPMS system being inoperative or loosing communication. It is important to keep a watchful eye on tire pressures when this system is having issues because there is no warning available for underinflation or overinflation of the tires.

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 2018 Volvo XC90?

To effectively diagnose the tire pressure warning light issue in your 2018 Volvo XC90, begin with a straightforward approach that prioritizes simple checks before moving on to more complex diagnostics. Start by checking the tire pressure in all four tires using a reliable tire pressure gauge, ensuring they are inflated to the levels recommended in your vehicle's manual. Next, inspect each tire for visible damage, such as punctures or bulges, which could indicate a leak or other issues. If the tire pressure appears correct and the tires are in good condition, attempt to reset the tire pressure monitoring system, as this can often clear false alerts. Additionally, examine the valve stems for any signs of damage or leaks, as faulty stems can contribute to pressure problems. If, after these steps, the warning light remains illuminated, it may be time to consult a mechanic or a Volvo service center for a comprehensive diagnosis and repair. 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 2018 Volvo XC90?

When the tire pressure warning light stays on in a 2018 Volvo XC90, it can indicate several common issues that DIY enthusiasts can address. 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. Ensuring that each tire is inflated to the manufacturer's recommended levels can often resolve the issue. If the tire pressure is adequate, the next area to investigate is the tire pressure sensors, which may be malfunctioning or require recalibration. Additionally, consider the possibility of depleted batteries in the sensors, as this can lead to inaccurate readings. It's also important to inspect the wiring and connections related to the tire pressure monitoring system for any signs of damage or loose connections. If these checks do not resolve the warning light issue, recalibrating the system according to the manufacturer's instructions may be necessary. Should the problem persist after these DIY efforts, consulting a qualified mechanic or an authorized Volvo service center is advisable to ensure a thorough diagnosis and resolution.

What should I do if the tire pressure warning light on my 2018 Volvo XC90 stays on?

When the tire pressure warning light on your 2018 Volvo XC90 remains illuminated, it is crucial to take immediate action to ensure your safety and the longevity of your vehicle. Ignoring this warning can lead to serious consequences, including reduced vehicle handling, increased tire wear, and even tire blowouts, which pose significant safety risks while driving. Start by checking the tire pressure on all four tires, as low pressure is often the primary cause of the warning light. If you find any tires underinflated, inflate them to the recommended levels to mitigate the issue. Additionally, inspect your tires for any visible damage, such as punctures or cuts, which could lead to air loss. If you address these concerns and the warning light persists, it may indicate a malfunction in the tire pressure monitoring system itself, necessitating a reset or professional inspection. By acting swiftly, you not only enhance your driving safety but also prevent potential damage to your vehicle, ensuring a smoother and more reliable driving experience.

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