INFINITI G35 Tire Pressure Warning Light Stays On

Common Causes for the Tire Pressure Warning Light in Your INFINITI G35 and How to Resolve Them

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Reviewed by
Aisha
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 INFINITI G35 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 INFINITI G35 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 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.

Troubleshooting Tire Pressure Warning Light in an INFINITI G35

When faced with a tire pressure warning light in your INFINITI G35, start by checking the tire pressure in all four tires using a reliable tire pressure gauge. Ensure that each tire is inflated to the manufacturer's recommended pressure, as under-inflation is a common cause for the warning light to activate. If you find any tires are low, inflate them accordingly and then drive your vehicle at speeds above 16 MPH for several minutes; this action helps the Tire Pressure Monitoring System (TPMS) recalibrate and may turn off the warning light. If the light remains illuminated, inspect for visible signs of damage or leaks in the tires, as a puncture or a wheel that fails to hold air can also trigger the warning. In cases where the light is blinking, it indicates a more serious issue, and using a TPMS diagnostic tool can help assess the health of the tire pressure sensors. If all tires are properly inflated and the light persists, it may be necessary to consult a professional to reset the system or diagnose any underlying issues with the TPMS itself. By following these steps, you can effectively troubleshoot and resolve tire pressure warning light issues, ensuring your vehicle remains safe and roadworthy.

Troubleshooting Tire Pressure Warning Light in INFINITI G35

When dealing with a tire pressure warning light in your INFINITI G35, it's crucial to understand the common problems that could be causing the alert. One frequent issue is a leaking tire, which can lead to a gradual loss of air pressure. If you suspect this, visually inspect your tires for any punctures or damage. Another possibility is that the tire pressure monitoring system (TPMS) itself may be malfunctioning, which can happen if the sensors are damaged or if the system needs recalibration. If the warning light remains illuminated after ensuring that all tires are properly inflated, it may indicate a more serious issue with the TPMS. In such cases, using a TPMS diagnostic tool can help identify sensor problems. If the light is blinking, this typically signals a more urgent issue that requires immediate attention. For persistent warning lights that do not respond to inflation or resets, visiting a dealership for a professional reset of the system is advisable. Regularly checking your tire pressure not only helps in troubleshooting these issues but also ensures your vehicle's safety and performance on the road.

Why is the Tire Pressure Warning Light Staying On in an INFINITI G35?

When the Tire Pressure Warning Light remains illuminated in your INFINITI G35, it is crucial to address the issue promptly to ensure your safety on the road. Ignoring this warning can lead to serious consequences, such as reduced vehicle handling, increased tire wear, and even tire blowouts, which can pose significant safety risks. Start by inspecting your tires for visible leaks or damage, as a leaking tire is a common culprit for the warning light. If the tires appear fine, consider checking the tire pressure with a reliable gauge to confirm that they are inflated to the recommended levels. If the pressure is adequate but the light persists, the problem may lie within the Tire Pressure Monitoring System (TPMS) itself, which could involve faulty sensors or a need for system reset. Regular maintenance and timely troubleshooting not only enhance your vehicle's performance but also safeguard your driving experience, making it essential to take these warning lights seriously.

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