2017 INFINITI Q70 Tire Pressure Warning Light Stays On

Common Causes for the Tire Pressure Warning Light in Your 2017 INFINITI Q70 and How to Resolve Them

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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 2017 INFINITI Q70 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 2017 INFINITI Q70 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 on my 2017 INFINITI Q70?

To effectively diagnose the tire pressure warning light issue on your 2017 INFINITI Q70, begin by checking the tire pressure in all four tires using a reliable tire pressure gauge. Ensure that each tire is inflated to the recommended levels specified in your vehicle's manual, as improper inflation is a common cause of warning lights. Next, conduct a thorough visual inspection of each tire for any signs of damage, such as punctures, cuts, or bulges, and look for any foreign objects lodged in the tread that could be affecting performance. If the tire pressure appears correct and no visible damage is found, consider resetting the tire pressure monitoring system as temporary fluctuations can sometimes trigger the warning light. Refer to your owner's manual for specific instructions on how to perform this reset. However, if the warning light remains illuminated after these steps, it may indicate a more serious issue with the tire pressure monitoring system itself, and at this point, it is advisable to consult a mechanic or authorized service center for a comprehensive diagnosis. By following this structured approach, you can efficiently troubleshoot the issue and determine the necessary next steps.

What could cause the tire pressure warning light to remain on in a 2017 INFINITI Q70?

When the tire pressure warning light remains on in a 2017 INFINITI Q70, it can signal several underlying issues that DIY enthusiasts can address. The most common reason is low tire pressure, which can easily be checked and corrected by inflating the tires to the recommended levels found in the vehicle's manual. If the tire pressure is adequate, the next step is to inspect the tire pressure sensors; a faulty sensor may need replacement if it fails to provide accurate readings. Additionally, sensor calibration can sometimes be off, and recalibrating the system according to the manufacturer's instructions may resolve the warning light issue. It's also important to consider potential electrical problems, such as wiring issues or blown fuses, which can affect the tire pressure monitoring system's performance. If these DIY troubleshooting steps do not turn off the warning light, seeking assistance from a mechanic for a thorough diagnosis is recommended to ensure the vehicle's safety and functionality.

How urgent is it to address the tire pressure warning light that stays on in a 2017 INFINITI Q70?

Addressing the tire pressure warning light in your 2017 INFINITI Q70 is not just a matter of convenience; it is a critical safety concern that requires immediate attention. Ignoring this warning can lead to serious consequences, including compromised vehicle handling and increased risk of accidents due to poor traction and stability. Low tire pressure can also accelerate tire wear, resulting in costly replacements and the potential for dangerous blowouts while driving. Furthermore, underinflated tires can significantly reduce fuel efficiency, leading to higher fuel costs over time. To ensure your vehicle operates safely and efficiently, it is essential to regularly check and maintain proper tire pressure. By promptly addressing the warning light, you not only protect your investment but also safeguard your well-being on the road.

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