2011 Mercedes-Benz E350 Tire Pressure Warning Light Stays On

Resolve Persistent Tire Pressure Warning Light in 2011 Mercedes-Benz E350

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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 2011 Mercedes-Benz E350 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 Mercedes-Benz E350 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 Mercedes-Benz E350?

To effectively diagnose the tire pressure warning light issue in your 2011 Mercedes-Benz E350, start with the most straightforward step: checking the tire pressure in all four tires. Utilize a reliable tire pressure gauge to ensure that each tire is inflated to the manufacturer's recommended levels, which are typically found on a sticker inside the driver's door jamb or in the owner's manual. If the tire pressure is correct, inspect each tire for visible damage, such as punctures, cuts, or bulges, as these can lead to pressure loss and trigger the warning light. If the tires appear undamaged, the next step is to reset the tire pressure monitoring system (TPMS), as it may need a reset after adjustments. Refer to your vehicle's manual for specific instructions on performing this reset. Should the warning light remain illuminated, it may indicate a malfunctioning tire pressure sensor, which can fail over time. In this case, consulting a professional mechanic who can use specialized diagnostic tools to identify and resolve the issue is advisable. If all else fails and the warning light persists, visiting a certified mechanic or dealership is recommended, as they have the expertise and equipment necessary to tackle more complex TPMS problems. By following this systematic diagnostic approach, you can effectively address the tire pressure warning light issue in your vehicle.

What could cause the tire pressure warning light to stay on in a 2011 Mercedes-Benz E350?

When the tire pressure warning light stays on in a 2011 Mercedes-Benz E350, it can be frustrating, but understanding the common problems can help you troubleshoot effectively. The most frequent cause is low tire pressure, which can be easily checked and adjusted to the recommended levels. If the pressure is fine, the issue might stem from a faulty tire pressure sensor that may need replacement. Additionally, the sensors could require recalibration to ensure they are accurately reading the tire pressure. Electrical faults within the tire pressure monitoring system can also lead to the warning light remaining illuminated, so a thorough diagnosis is essential. Lastly, performing a system reset can sometimes resolve false alerts and turn off the warning light. By addressing these potential issues systematically, you can effectively manage the tire pressure warning light in your vehicle.

What immediate actions should be taken if the tire pressure warning light remains on in a 2011 Mercedes-Benz E350?

When the tire pressure warning light remains illuminated in your 2011 Mercedes-Benz E350, it is crucial to act swiftly to ensure your safety and the vehicle's performance. First, check the tire pressure in all four tires using a reliable gauge, as maintaining the correct pressure is essential for optimal handling and fuel efficiency. If you find any tires under-inflated or over-inflated, adjust them to the recommended levels specified in your owner's manual. Next, conduct a thorough visual inspection of each tire for any signs of damage, such as punctures or bulges, which could compromise their integrity and lead to dangerous blowouts. If the tire pressure is correct and no visible damage is found, attempt to reset the tire pressure monitoring system following the manufacturer's guidelines, as this may resolve the warning light issue. However, if the light persists, it is imperative to seek professional assistance, as ignoring the warning could lead to severe safety risks or further damage to the vehicle. Prolonged driving under these conditions should be avoided, as it can exacerbate tire wear and increase the likelihood of an accident. By addressing the tire pressure warning light promptly, you not only safeguard your vehicle but also ensure a safer driving experience.

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2011 Mercedes-Benz E350 Tire Pressure Warning Light Issues