2023 Mercedes-Benz EQE 350 Tire Pressure Warning Light Stays On

Tire Pressure Warning Light in 2023 Mercedes-Benz EQE 350: Causes and Solutions

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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 2023 Mercedes-Benz EQE 350 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 2023 Mercedes-Benz EQE 350 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 2023 Mercedes-Benz EQE 350?

To effectively diagnose the tire pressure warning light issue in your 2023 Mercedes-Benz EQE 350, begin with a thorough check of the tire pressure in all four tires using a reliable tire pressure gauge. It's crucial to ensure that the pressure aligns with the manufacturer's specifications, which can typically be found in your owner's manual or on a sticker located inside the driver's door jamb. After confirming the correct pressure, visually inspect each tire for any signs of damage, such as cuts, punctures, or bulges, and look for any foreign objects that may be lodged in the tread. If the tire pressure is accurate and the tires appear undamaged, the next step is to reset the tire pressure monitoring system (TPMS), as it may require recalibration after adjustments. Consult your vehicle's manual for specific instructions on how to perform this reset. However, if the warning light remains illuminated despite these checks, it may indicate a malfunction within the TPMS sensor or system itself, at which point seeking assistance from a qualified mechanic or dealership is advisable for further diagnosis and repair. By following this diagnostic approach, you can systematically address the issue and maintain the safety and performance of your vehicle.

What could be causing the tire pressure warning light to remain on in a 2023 Mercedes-Benz EQE 350?

When the tire pressure warning light stays on in a 2023 Mercedes-Benz EQE 350, it is essential to identify the common problems that may be causing this alert. Low tire pressure is often the primary reason, which can result from natural air loss or fluctuations in temperature. Regularly checking and maintaining the recommended tire pressure is vital for ensuring both safety and optimal vehicle performance. Another potential issue could be a faulty tire pressure sensor; if this component is malfunctioning, it may require recalibration or replacement to provide accurate readings. Additionally, a leaking tire can lead to a gradual decrease in pressure, so inspecting the tires for any visible damage or punctures is crucial. Furthermore, problems with the wiring or a malfunctioning control module can disrupt the communication between the tire pressure sensors and the vehicle's system, leading to a persistent warning light. Addressing these issues promptly not only enhances safety but also contributes to the overall performance of your vehicle. Regular maintenance and timely troubleshooting are key to resolving the underlying causes of the tire pressure warning light.

What immediate steps should be taken if the tire pressure warning light remains on in a 2023 Mercedes-Benz EQE 350?

When the tire pressure warning light remains illuminated in your 2023 Mercedes-Benz EQE 350, it is crucial to act swiftly to avoid potential safety hazards and costly repairs. Ignoring this warning can lead to decreased vehicle performance, increased tire wear, and even tire blowouts, which pose serious risks on the road. Start by checking the tire pressure in all four tires with a reliable gauge, ensuring they meet the manufacturer's specifications. If you find any tires are underinflated, promptly inflate them to the correct levels using a dependable air compressor. Additionally, visually inspect each tire for any signs of damage, such as cuts or punctures, as these issues can exacerbate the problem. Once you have addressed the tire pressure and inspected for damage, reset the tire pressure monitoring system according to the instructions in your owner's manual. If the warning light persists despite these efforts, it is essential to consult a qualified mechanic or an authorized Mercedes-Benz service center to diagnose any underlying issues. Taking these immediate steps not only enhances your safety but also helps maintain the longevity and performance of your vehicle.

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