2015 BMW X1 Tire Pressure Warning Light Stays On

Troubleshooting the Persistent Tire Pressure Warning Light in Your 2015 BMW X1: Causes and Solutions

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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 2015 BMW X1 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 X1 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 a tire pressure warning light that stays on in a 2015 BMW X1?

To effectively diagnose a tire pressure warning light that remains illuminated in your 2015 BMW X1, begin with the simplest and most common issues. First, visually inspect each tire for any signs of leaks or damage, as a tire that cannot hold air is often the culprit. Next, utilize a reliable tire pressure gauge to manually check the pressure in all tires, ensuring they are inflated to the manufacturer’s recommended levels. After adjusting the tire pressures, observe whether the warning light turns off. If the light persists, it may indicate a malfunction within the tire pressure monitoring system (TPMS) or another underlying tire-related issue. In such cases, further investigation or professional assistance may be necessary. Remember, maintaining proper tire pressure is essential for both safety and optimal vehicle performance, so addressing any warning lights promptly is crucial for safe driving.

What could be causing the tire pressure warning light to remain on in a 2015 BMW X1?

When the tire pressure warning light remains illuminated in your 2015 BMW X1, it can be attributed to several common problems that are relatively easy to diagnose and address. First and foremost, low tire pressure is the most frequent culprit; fluctuations in temperature or slow leaks can lead to a drop in pressure, triggering the warning light. It's essential to check each tire with a pressure gauge and inflate them to the manufacturer's recommended levels. If the tire pressure is adequate, the issue may lie with the TPMS sensors themselves, which can malfunction due to wear and tear or damage from road hazards. Inspecting the sensors for any visible signs of damage can help identify this problem. Additionally, if the TPMS system is experiencing internal issues, such as a faulty receiver, the warning light may persist even when tire pressures are correct. In such cases, a reset of the TPMS may be necessary to recalibrate the system and eliminate false alerts. By systematically checking tire pressure, inspecting sensors, and performing a reset, you can effectively troubleshoot and resolve the tire pressure warning light issue in your BMW X1.

What should I do if the tire pressure warning light on my 2015 BMW X1 stays on?

When the tire pressure warning light on your 2015 BMW X1 remains illuminated, 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 reliable gauge, ensuring that each tire is inflated to the recommended levels specified in your owner's manual. If you find any discrepancies, adjust the pressure accordingly. After correcting the tire pressure, it’s essential to reset the Tire Pressure Monitoring System (TPMS) to ensure it accurately reflects the new readings. If the light persists, inspect your tires for leaks or damage, as a malfunctioning TPMS could also be the culprit. By taking these steps promptly, you not only enhance your vehicle's safety but also prevent potential long-term damage, ensuring a smoother and safer driving experience.

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