2015 Chrysler 300 Tire Pressure Warning Light Stays On

Tire Pressure Warning Light in 2015 Chrysler 300: 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 2015 Chrysler 300 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 2015 Chrysler 300 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 2015 Chrysler 300?

To effectively diagnose the tire pressure warning light issue in your 2015 Chrysler 300, begin with a systematic approach that prioritizes simpler solutions before delving into more complex diagnostics. Start by checking the tire pressure in all four tires using a reliable tire pressure gauge, ensuring they are inflated to the levels recommended in your vehicle's manual. This initial step can often resolve the warning light if the pressure is low. Next, inspect each tire for visible damage such as punctures, cuts, or bulges, as these can also trigger the warning light. If the tires appear to be in good condition, consider resetting the tire pressure monitoring system (TPMS), as sometimes the system may need a refresh to clear any false alerts. Refer to your vehicle's manual for specific instructions on how to perform this reset. Additionally, examine the TPMS sensors on each tire to confirm they are functioning correctly, as faulty sensors can lead to persistent warning lights. If these steps do not resolve the issue, it may be time to consult a professional mechanic or dealership for a thorough inspection and diagnosis, ensuring that any underlying problems are addressed promptly. By following this structured diagnostic approach, you can efficiently identify and resolve the tire pressure warning light issue in your Chrysler 300.

What could be causing the tire pressure warning light to stay on in a 2015 Chrysler 300?

When the tire pressure warning light stays on in a 2015 Chrysler 300, it signals potential issues that can be addressed through DIY troubleshooting. Start by examining each tire for any visible damage or air leaks, as even minor punctures can lead to significant pressure loss. Don’t forget to inspect the wheels for leaks as well, since they can also affect tire pressure. If all tires are adequately inflated yet the warning light remains illuminated, the tire pressure monitoring system (TPMS) sensor might be faulty and could require further attention or replacement. Additionally, consider the impact of colder weather, which can naturally reduce tire pressure; thus, it’s crucial to maintain proper inflation levels, particularly in winter. Finally, refer to your owner's manual for guidance on resetting the TPMS, as this step can often clear the warning light after addressing any underlying issues. By systematically checking these factors, you can effectively identify and resolve the cause of the tire pressure warning light in your Chrysler 300.

How urgent is it to address the tire pressure warning light that stays on in a 2015 Chrysler 300?

Addressing the tire pressure warning light in a 2015 Chrysler 300 is not just a matter of convenience; it is a critical safety issue that demands immediate attention. When this warning light remains illuminated, it signals that one or more tires may be underinflated, which can severely compromise vehicle handling and braking performance. This is particularly concerning in adverse weather conditions, where the risk of accidents increases significantly. Moreover, driving on underinflated tires can lead to uneven wear, necessitating costly premature tire replacements. Additionally, low tire pressure can negatively impact fuel efficiency, resulting in higher fuel costs over time. Perhaps most alarmingly, continued operation with insufficient tire pressure can lead to tire damage or even blowouts, posing a serious hazard on the road. Therefore, it is essential to check and adjust tire pressure according to the manufacturer's specifications as soon as the warning light activates, ensuring both your safety and the longevity of your vehicle.

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