2019 BMW M6 Gran Coupe Tire Pressure Warning Light Stays On

Resolve Tire Pressure Warning Light in 2019 BMW M6 Gran Coupe: 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 2019 BMW M6 Gran Coupe 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 2019 BMW M6 Gran Coupe 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 of a TPMS control module failure are failing to alert the driver of underinflation or overinflation of one or more tires, failure to communicate with the body control module or TPMS sensors, or erroneously reporting incorrect tire pressure.

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 the tire pressure warning light on a 2019 BMW M6 Gran Coupe?

To effectively diagnose the tire pressure warning light on your 2019 BMW M6 Gran Coupe, start by checking the tire pressure in all four tires, ensuring they are inflated to the manufacturer's recommended levels. This is often the simplest solution, as low tire pressure is a frequent cause of the warning light activation. Next, inspect each tire for any visible damage or punctures that could lead to air loss. If the tires appear to be in good condition, consider resetting the tire pressure monitoring system as outlined in your vehicle's manual, which may resolve the issue if it was a temporary glitch. Additionally, use a reliable tire pressure gauge to confirm the accuracy of your tire pressure readings. Don’t overlook the spare tire; check its pressure as well, since a low spare can also trigger the warning light. Finally, consulting the owner's manual can provide specific instructions tailored to your vehicle, ensuring you follow the correct procedures for addressing the warning light. By systematically following these steps, you can effectively diagnose and potentially resolve the tire pressure warning light issue on your BMW M6 Gran Coupe.

What could cause the tire pressure warning light to stay on in a 2019 BMW M6 Gran Coupe?

When the tire pressure warning light remains illuminated in your 2019 BMW M6 Gran Coupe, it can be a source of concern, but understanding the common problems can help you diagnose the issue. One of the primary culprits is low tire pressure, which is easily checked with a tire pressure gauge. Ensure all tires are inflated to the manufacturer's recommended levels, as even a slight drop can trigger the warning light. If tire pressure is adequate, consider the possibility of a faulty tire pressure sensor. These sensors can malfunction or require recalibration, which may necessitate replacement or professional assistance. Additionally, the sensors are powered by batteries that can deplete over time, leading to communication failures with the vehicle's system. Inspecting the wiring and connections associated with the tire pressure monitoring system is also crucial, as damaged or loose connections can prevent accurate readings. Lastly, if all else checks out, the system may need recalibration to function correctly. Addressing these issues promptly not only ensures your safety but also maintains the performance of your vehicle. If the warning light persists after these checks, consulting a qualified mechanic is advisable for a thorough diagnosis.

How urgent is it to address the tire pressure warning light on a 2019 BMW M6 Gran Coupe?

Addressing the tire pressure warning light on your 2019 BMW M6 Gran Coupe is not just a matter of convenience; it is a critical safety issue that demands immediate attention. Ignoring this warning can lead to compromised vehicle handling and stability, particularly in emergency situations or challenging driving conditions. Additionally, driving on improperly inflated tires can accelerate uneven wear, significantly shortening their lifespan and increasing the risk of a blowout. This not only poses a danger to you and your passengers but can also lead to costly repairs. Furthermore, maintaining the correct tire pressure is essential for optimal fuel efficiency; neglecting the warning light may result in higher fuel consumption, impacting your overall driving costs. Lastly, the Tire Pressure Monitoring System (TPMS) is designed to alert you to potential issues, and ignoring the warning could indicate a malfunction that requires professional attention. Therefore, it is crucial to check your tire pressure regularly and make necessary adjustments to ensure your vehicle operates safely and efficiently.

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2019 BMW M6 Gran Coupe Tire Pressure Warning Light Guide