1997 Volvo S90 Tire Pressure Warning Light Stays On

Common Causes for the Tire Pressure Warning Light in Your 1997 Volvo S90 and How to Resolve Them

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Reviewed by
Andrew Hajjar
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 1997 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 1997 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.

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 are the initial steps to diagnose a persistent tire pressure warning light on a 1997 Volvo S90?

To effectively diagnose a persistent tire pressure warning light on your 1997 Volvo S90, start with the simplest solutions before moving on to more complex diagnostics. First, check the tire pressure in all four tires, ensuring they are inflated to the manufacturer's recommended levels. If the pressure is correct, inspect each tire for visible signs of leaks or punctures, as these can trigger the warning light even if the pressure appears adequate. If no issues are found, consider resetting the tire pressure sensor, which can sometimes resolve false warnings. Additionally, consulting your vehicle's manual can provide specific guidance tailored to your model, helping you understand the sensor's operation and any troubleshooting steps unique to the S90. Remember, if the warning persists despite these checks, it may indicate a faulty sensor, which typically has a lifespan of five to ten years and may need replacement.

What could be causing the tire pressure warning light to stay on in a 1997 Volvo S90?

When the tire pressure warning light stays on in a 1997 Volvo S90, it can be attributed to several common problems that are relatively easy to diagnose and address. First and foremost, low tire pressure is a frequent culprit, often resulting from natural air loss, temperature fluctuations, or even punctures. It's essential to check each tire's pressure with a reliable gauge to ensure they are inflated to the manufacturer's recommended levels. Conversely, overinflated tires can also trigger the warning light, so be sure to verify that your tires are not exceeding the specified pressure. If the tire pressures are correct, the issue may lie with a faulty Tire Pressure Monitoring System (TPMS) sensor, which can malfunction and falsely indicate a problem. Additionally, inspect your tires for any visible damage, such as punctures or slow leaks, which can lead to air loss and activate the warning system. If you've adjusted the tire pressures and the light remains on, you may need to reset the TPMS, which can typically be done using a reset button in the vehicle or by disconnecting the battery for a brief period. Addressing these issues promptly is crucial, as driving with incorrect tire pressure can compromise safety and vehicle performance. Regular maintenance and checks can help prevent these problems and ensure a smooth driving experience.

What should I do if the tire pressure warning light stays on in my 1997 Volvo S90?

When the tire pressure warning light remains illuminated in your 1997 Volvo S90, it is crucial to address the issue without delay. Ignoring this warning can lead to unsafe driving conditions, including reduced traction and increased tire wear, which may ultimately result in a blowout or loss of control while driving. Start by checking the tire pressure with a gauge to ensure each tire is inflated to the recommended levels. If you find any tires under-inflated, adjust the pressure accordingly. After inflating, inspect the tires for any visible damage or leaks that could be causing the warning light to stay on. If the light persists despite proper inflation, you may need to reset the Tire Pressure Monitoring System (TPMS), which can often be done by driving at a steady speed for a short duration. However, if the warning light continues to illuminate after these steps, it is advisable to seek professional assistance, as there may be underlying issues with the TPMS or other tire-related components that require expert diagnosis. Taking these actions not only ensures your safety but also helps maintain the longevity of your vehicle's tires.

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