BMW 535i GT Tire Pressure Warning Light Stays On

Common Causes for the Tire Pressure Warning Light in Your BMW 535i GT and How to Resolve Them

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Reviewed by
Devin Cabugcal
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 BMW 535i GT 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 BMW 535i GT 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.

Troubleshooting Tire Pressure Warning Light in a BMW 535i GT

When troubleshooting the tire pressure warning light in your BMW 535i GT, it's essential to adopt a systematic diagnostic approach. Start by manually checking the tire pressure with a reliable gauge, as this is the simplest and most direct method to identify any discrepancies. Ensure that each tire is inflated to the manufacturer's recommended levels, as under-inflation or over-inflation can trigger the warning light. Next, utilize the iDrive system to monitor tire pressure readings; this feature allows you to verify the status of each tire and reset the Tire Pressure Monitoring (TPM) system if necessary. If the warning persists after confirming proper tire pressure, attempt to reset the TPM system, as this can often resolve minor glitches. However, if the reset fails or the system indicates all tires are at the correct pressure, it may signal a malfunction in one of the tire sensors. By following this structured approach, you can effectively diagnose and address the tire pressure warning light issue, ensuring your vehicle remains safe and performs optimally on the road.

Troubleshooting Tire Pressure Warning Light in BMW 535i GT

When dealing with the tire pressure warning light in your BMW 535i GT, it's essential to understand the common problems that may trigger this alert. One frequent issue is a malfunctioning tire pressure sensor, which can lead to false readings or a persistent warning light even when tire pressures are correct. Additionally, tire leaks or punctures can cause a gradual loss of air pressure, prompting the warning light to activate. Another possibility is that the tire pressure monitoring system (TPMS) may require recalibration after tire rotation or replacement, as the system needs to recognize the new tire positions. Furthermore, extreme temperature changes can affect tire pressure, leading to fluctuations that may trigger the warning light. If you've checked the tire pressures and ensured they are within the recommended range, yet the light remains on, it may indicate a deeper issue within the TPMS itself, such as a wiring fault or a dead battery in the sensor. Understanding these common problems can help you effectively diagnose and address the tire pressure warning light, ensuring your vehicle remains safe and roadworthy.

Why is the Tire Pressure Warning Light Staying On in a BMW 535i GT?

When the tire pressure warning light remains illuminated in your BMW 535i GT, it is crucial to take immediate action. Ignoring this warning can lead to serious safety hazards, such as reduced traction, increased tire wear, and even tire blowouts, which can compromise your control over the vehicle. Additionally, a malfunctioning tire pressure monitoring system (TPMS) can result in costly repairs if left unaddressed. Regularly checking your tire pressure with a reliable gauge and ensuring that all tires are inflated to the manufacturer's recommended levels is essential for maintaining optimal performance and safety. If the warning light persists despite proper tire inflation, it may indicate a malfunctioning sensor or a need for system reset, which should be addressed promptly to avoid further complications. Taking these steps not only enhances your driving safety but also prolongs the life of your tires and vehicle.

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