2011 Audi S5 Tire Pressure Warning Light Stays On

Resolve Persistent Tire Pressure Warning Light in 2011 Audi S5

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Reviewed by
Aisha
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 2011 Audi S5 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 2011 Audi S5 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 steps should I take to diagnose the tire pressure warning light issue in my 2011 Audi S5?

When diagnosing the tire pressure warning light issue in your 2011 Audi S5, it's essential to adopt a systematic approach that begins with the simplest solutions. Start by checking the tire pressure in all four tires using a reliable tire pressure gauge, ensuring they are inflated to the recommended levels specified in your owner's manual or on the sticker located inside the driver's door jamb. Next, visually inspect each tire for any signs of damage, such as punctures, cuts, or bulges, as these can lead to pressure loss and trigger the warning light. Additionally, look for potential leaks by examining the tires and valve stems; a mixture of soap and water can help reveal leaks, as bubbles will form where air escapes. If you've adjusted the tire pressure and checked for damage but the warning light remains, consult your owner's manual for instructions on resetting the tire pressure monitoring system (TPMS). If the light persists after these steps, it may be time to seek professional assistance from a mechanic or an Audi dealership for a comprehensive diagnosis. By following this methodical approach, you can effectively address the tire pressure warning light issue and ensure your vehicle's safety and performance.

What could be causing the tire pressure warning light to stay on in a 2011 Audi S5?

When the tire pressure warning light stays on in a 2011 Audi S5, it can be frustrating, but understanding the common problems can help you troubleshoot effectively. The most prevalent issue is low tire pressure, which can be easily resolved by checking and inflating the tires to the recommended levels. If the pressure is adequate, the next step is to consider the possibility of a faulty tire pressure sensor, which may need replacement. Additionally, the sensors might require recalibration to ensure they are providing accurate readings; this process is typically outlined in the vehicle's manual. Electrical faults within the tire pressure monitoring system can also cause the warning light to remain illuminated, and in such cases, a professional diagnostic check may be necessary to identify the underlying issue. Lastly, ensure that the sensors are clean and free from any obstructions, as external interference can disrupt their functionality. By addressing these common problems, you can effectively troubleshoot the tire pressure warning light and ensure a safe driving experience.

How urgent is it to address the tire pressure warning light that stays on in a 2011 Audi S5?

Addressing the tire pressure warning light that remains illuminated in a 2011 Audi S5 is of utmost importance due to the significant safety risks and potential vehicle damage associated with neglecting this issue. When the warning light is on, it indicates that tire pressure is either too low or too high, which can severely compromise vehicle handling and increase the likelihood of a blowout, putting both the driver and passengers at risk. Additionally, driving on improperly inflated tires can lead to uneven wear, resulting in costly replacements sooner than expected. Furthermore, incorrect tire pressure can negatively affect fuel efficiency, causing the vehicle to consume more fuel than necessary, which is not only a financial burden but also detrimental to the environment. The Tire Pressure Monitoring System (TPMS) is designed to alert drivers to these critical issues, and ignoring the warning could also signal a malfunction within the system itself. Therefore, it is essential for DIY enthusiasts to promptly check and adjust tire pressure or seek professional assistance to ensure the vehicle operates safely and efficiently.

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2011 Audi S5 Tire Pressure Warning Light Causes & Solutions