2018 Mercedes-Benz AMG GT R Tire Pressure Warning Light Stays On

Resolve Persistent Tire Pressure Warning Light in 2018 Mercedes-Benz AMG GT R

Find Repair Location
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 2018 Mercedes-Benz AMG GT R 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.

What steps should I take to diagnose the persistent tire pressure warning light on my 2018 Mercedes-Benz AMG GT R?

To effectively diagnose the persistent tire pressure warning light on your 2018 Mercedes-Benz AMG GT R, start with the simplest solutions before moving on to more complex diagnostics. Begin by checking the tire pressure of all four tires, ensuring they are inflated to the manufacturer's recommended levels, as low pressure is a common trigger for the warning light. Next, visually inspect each tire for any signs of damage or punctures that could lead to air loss. If the tires appear to be in good condition, proceed to reset the tire pressure monitoring system following the instructions in your vehicle's manual, as this can sometimes resolve the issue. To ensure accuracy, use a reliable tire pressure gauge to double-check the readings. Additionally, examine the tire pressure sensors for any visible damage or malfunction, as faulty sensors can also cause the warning light to remain illuminated. If, after completing these steps, the warning light persists, it may be necessary to consult a professional mechanic or an authorized Mercedes-Benz service center for a more thorough diagnosis and repair. By following this structured approach, you can efficiently identify and address the cause of the tire pressure warning light.

What could cause the tire pressure warning light to stay on in a 2018 Mercedes-Benz AMG GT R?

When the tire pressure warning light stays on in a 2018 Mercedes-Benz AMG GT R, it often indicates common issues that can be addressed through DIY methods. The primary reason is typically low tire pressure, which can result from natural air loss, punctures, or leaks. Regularly checking and maintaining the correct tire pressure is crucial for vehicle safety and performance. Another possibility is a malfunctioning tire pressure sensor; if the sensor is defective, it may fail to provide accurate readings, causing the warning light to remain illuminated. Additionally, the sensors may require recalibration to ensure they are functioning correctly. Electrical faults within the tire pressure monitoring system, such as wiring issues or problems with the control module, can also lead to the warning light being triggered. To troubleshoot, start by checking the tire pressure in all tires, inspecting for any visible damage, and considering a reset of the monitoring system. If these steps do not resolve the issue, it may be necessary to consult a qualified mechanic for further diagnosis.

What immediate actions should be taken if the tire pressure warning light remains on in a 2018 Mercedes-Benz AMG GT R?

When the tire pressure warning light remains illuminated in your 2018 Mercedes-Benz AMG GT R, it is crucial to act swiftly to avoid serious safety hazards and potential vehicle damage. Ignoring this warning can lead to compromised handling, increased tire wear, and even blowouts, which pose significant risks to both the driver and passengers. Start by checking the tire pressure in all four tires, ensuring they meet the manufacturer's specifications. If any tires are underinflated, promptly inflate them to the correct levels using a reliable air compressor. Additionally, inspect the tires for any visible damage, such as punctures or bulges, as these issues can exacerbate the problem and require immediate attention. After addressing the tire pressure, reset the tire pressure monitoring system to ensure it accurately reflects the current status. If the warning light persists despite these measures, it is imperative to consult a qualified mechanic or an authorized Mercedes-Benz service center, as there may be a deeper issue with the monitoring system that needs professional diagnosis. Taking these steps not only enhances your vehicle's performance but also ensures your safety on the road.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.