2022 Mercedes-Benz SL63 AMG Tire Pressure Warning Light Stays On

Tire Pressure Warning Light in 2022 Mercedes-Benz SL63 AMG: 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 2022 Mercedes-Benz SL63 AMG 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 2022 Mercedes-Benz SL63 AMG 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 2022 Mercedes-Benz SL63 AMG?

To effectively diagnose the tire pressure warning light issue in your 2022 Mercedes-Benz SL63 AMG, begin with a thorough check of the tire pressure in all four tires using a reliable tire pressure gauge. Ensure that each tire is inflated to the manufacturer's recommended levels, which can typically be found in your owner's manual or on a sticker located inside the driver's door jamb. Next, inspect the tires for any visible damage, such as punctures, cuts, or bulges, as these can lead to pressure loss. If the tire pressure is correct and the tires appear undamaged, proceed to reset the tire pressure monitoring system (TPMS) as outlined in your vehicle's manual, as this can sometimes resolve the warning light issue. If the warning light remains illuminated, it may indicate a faulty tire pressure sensor, which would require inspection and potential replacement by a qualified technician. Should you find yourself unable to diagnose or fix the problem, it is advisable to consult a certified mechanic or dealership for a comprehensive inspection and repair. By following this diagnostic approach, you can systematically 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 remain on in a 2022 Mercedes-Benz SL63 AMG?

When the tire pressure warning light remains illuminated in a 2022 Mercedes-Benz SL63 AMG, it can signal several common issues that DIY enthusiasts can address. The most frequent cause is low tire pressure, so the first step is to check and inflate each tire to the manufacturer's recommended levels, a simple task that can often resolve the warning light. If tire pressure is adequate, the next step involves inspecting the tire pressure sensors, as a malfunctioning sensor may need replacement or recalibration. Additionally, consider the possibility of dead sensor batteries, which can disrupt communication with the vehicle's system. It's also prudent to examine the wiring and connections related to the tire pressure monitoring system for any signs of damage or looseness. If all these components check out, the system may require recalibration, which can usually be done by following the vehicle's manual or consulting a professional. Promptly addressing these potential issues not only ensures safety but also enhances the overall performance of your vehicle, while regular monitoring and maintenance of tire pressure can help prevent future occurrences of this warning light.

What immediate steps should be taken if the tire pressure warning light remains on in a 2022 Mercedes-Benz SL63 AMG?

When the tire pressure warning light remains illuminated in your 2022 Mercedes-Benz SL63 AMG, it is crucial to act promptly to ensure your safety and the longevity of your vehicle. Ignoring this warning can lead to dangerous driving conditions, including reduced traction and increased risk of tire blowouts, which can result in serious accidents. Start by checking the tire pressure in all four tires with a reliable gauge, ensuring they meet the manufacturer's specifications found in the owner's manual or on the door jamb. If you discover any tires are underinflated, use a quality air compressor to inflate them to the correct levels. Additionally, inspect each tire for visible damage such as punctures or bulges, as these can compromise your safety and require immediate repair or replacement. Once you have addressed any pressure discrepancies or damage, reset the tire pressure monitoring system through your vehicle's infotainment interface or by following the manual's instructions. If the warning light persists despite these efforts, it is essential 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 driving safety but also helps prevent costly repairs down the line.

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2022 Mercedes-Benz SL63 AMG Tire Pressure Warning Guide