2017 Toyota Avalon Tire Pressure Warning Light Stays On

Resolve Tire Pressure Warning Light in 2017 Toyota Avalon: 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 2017 Toyota Avalon 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 Toyota Avalon 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.

What steps should I take to diagnose the tire pressure warning light issue on my 2017 Toyota Avalon?

To effectively diagnose the tire pressure warning light issue on your 2017 Toyota Avalon, 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 levels recommended in your owner's manual, as incorrect pressure is a common cause for the warning light. Next, inspect the tires for any visible damage, such as punctures, cuts, or bulges, which could indicate a more serious problem. If the tires appear to be in good condition, proceed to reset the tire pressure monitoring system according to the instructions in your manual, as this can often clear false alerts. Additionally, examine the valve stems for any signs of damage or leaks, as faulty valve stems can also trigger the warning light. If, after completing these steps, the warning light remains illuminated, it may be time to consult a mechanic or dealership for a comprehensive diagnosis, ensuring that any underlying issues are properly addressed. By following this diagnostic approach, you can systematically identify and resolve the tire pressure warning light issue, potentially saving time and money on unnecessary repairs.

What could cause the tire pressure warning light to stay on in a 2017 Toyota Avalon?

When the tire pressure warning light stays on in a 2017 Toyota Avalon, it can be a sign of several underlying issues that need to be addressed. The most common reason is low tire pressure, which can occur due to a slow leak, changes in temperature, or improper inflation. Regularly checking and maintaining the correct tire pressure is vital for safe driving. Another possibility is a faulty tire pressure sensor; if the sensor is malfunctioning, it may not provide accurate readings, causing the warning light to remain illuminated. Additionally, the batteries in these sensors have a limited lifespan and may require replacement to ensure they function correctly. Sometimes, recalibrating the sensors can help, as they may need to be reset to accurately monitor tire pressure. Lastly, electrical issues within the tire pressure monitoring system (TPMS) can also lead to a persistent warning light, which may require diagnostic testing to identify and resolve. Promptly addressing these issues is crucial for the safety and performance of your vehicle.

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

Addressing the tire pressure warning light in a 2017 Toyota Avalon is crucial for maintaining both safety and vehicle performance. When this warning light remains illuminated, it signals that tire pressure may be below the recommended levels, which can severely compromise handling and braking capabilities, increasing the likelihood of accidents. Additionally, driving on underinflated tires can lead to uneven wear, significantly shortening their lifespan and raising the risk of a blowout, which can be dangerous at high speeds. Furthermore, low tire pressure negatively impacts fuel efficiency, leading to higher fuel costs over time. Ignoring this warning could also indicate a malfunction in the Tire Pressure Monitoring System (TPMS), which is essential for alerting drivers to tire issues. Therefore, it is imperative to check and adjust tire pressure promptly or consult a professional mechanic to ensure your vehicle remains safe and efficient on the road.

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