2015 BMW M3 Tire Pressure Warning Light Stays On

Troubleshooting the Persistent Tire Pressure Warning Light in Your 2015 BMW M3: 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 2015 BMW M3 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 tire 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 2015 BMW M3 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 tire pressure monitoring sensor fails, the tire pressure monitoring system control module will recognize a loss in communication and turn on the warning lamp which indicates the failure. This is most often the case. However, the tire pressure monitoring sensor may also fail by reporting incorrect tire pressures. This could cause a flat tire to go unrecognized, or a properly inflated tire to signal a low or high tire pressure warning.

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 are the initial steps to diagnose a persistent tire pressure warning light on a 2015 BMW M3?

To effectively diagnose a persistent tire pressure warning light on your 2015 BMW M3, begin with the most straightforward step: checking the tire pressure in all four tires using a reliable tire pressure gauge. Ensure that the readings align with the recommended values found in your owner's manual or on the placard located on the driver's side door frame. If you discover any tires are underinflated, inflate them to the specified levels. After adjusting the tire pressures, if the warning light remains illuminated, the next step is to reset the Tire Pressure Monitoring System (TPMS). This can typically be done through a specific reset procedure outlined in your vehicle's manual or with the help of a diagnostic scanner. If the light persists even after these adjustments, it may indicate a fault with the tire pressure sensors or their wiring. In this case, utilizing a scan tool can help identify any sensor issues, allowing you to address the problem effectively. By following this structured approach, you can systematically troubleshoot and resolve the tire pressure warning light concern on your BMW M3.

What could cause the tire pressure warning light to stay on in a 2015 BMW M3?

When the tire pressure warning light remains illuminated in a 2015 BMW M3, it often indicates underlying issues that require attention. The most prevalent cause is low tire pressure, which can stem from a slow leak, temperature changes, or the natural loss of air over time. It's essential to regularly check your tire pressure, especially during seasonal transitions, as cold weather can significantly reduce tire pressure. Additionally, inspect your tires for any punctures caused by sharp objects, as these can lead to rapid air loss and trigger the warning light. If the tires appear intact and properly inflated, the problem may lie with the Tire Pressure Monitoring System (TPMS) itself. A faulty sensor, a dead battery in the sensor, or a malfunctioning receiver can all contribute to the warning light staying on. For DIY enthusiasts, the first step is to check and inflate the tires to the recommended pressure, followed by a thorough inspection for any visible damage. If the light persists after these checks, consider resetting the TPMS system or consulting a professional for further diagnosis to ensure your vehicle remains safe and roadworthy.

How urgent is it to address the tire pressure warning light on a 2015 BMW M3 that stays on?

Addressing the tire pressure warning light on your 2015 BMW M3 is not just a matter of convenience; it is a critical safety concern that requires immediate attention. Ignoring this warning can lead to serious consequences, including compromised vehicle handling, increased tire wear, and diminished fuel efficiency. When the TPMS light remains illuminated, it may indicate underinflated or overinflated tires, faulty sensors, or even natural air loss, all of which can significantly impact your driving experience and safety. Moreover, neglecting to resolve these issues can result in inaccurate sensor readings, further complicating the situation and potentially leading to more severe damage or costly repairs down the line. Therefore, it is essential to check your tire pressure regularly and reset the TPMS system after making any adjustments. By taking these proactive steps, you not only ensure your vehicle operates efficiently but also safeguard your safety on the road.

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2015 BMW M3 Tire Pressure Warning Light Causes & Repairs