2019 Porsche Macan Tire Pressure Warning Light Stays On

Resolve Persistent Tire Pressure Warning Light in 2019 Porsche Macan

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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 2019 Porsche Macan 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.

What are the best Porsche repair shops?

RepairPal Certified shops can diagnose and repair your 2019 Porsche Macan electronics and electrical issues. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
27 Certified Locations
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Tuffy Tire & Auto Service Center - Grandview

4.7
(85)
2.39 mi
1524 W 5th Ave
Columbus, OH
Open
Closes 5:00 PM
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Excite Auto Repair & Towing

4.4
(15)
5.94 mi
3430 Westerville Road
Columbus, OH
Open
Closes 6:00 PM
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All In Auto Service

4.9
(25)
6.56 mi
5200 Fisher Road
Columbus, OH
Open
Closes 6:00 PM
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Tuffy Tire & Auto Service - Grove City

4.4
(520)
6.67 mi
2131 Stringtown Rd
Grove City, OH
Open
Closes 6:00 PM
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How much does it cost to fix a 2019 Porsche Macan 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 2019 Porsche Macan?

To effectively diagnose the tire pressure warning light issue in your 2019 Porsche Macan, begin with a straightforward approach that prioritizes simpler solutions before delving into more complex diagnostics. Start by manually checking the tire pressure in all four tires using a reliable tire pressure gauge, ensuring that the readings align with the recommended levels found in your vehicle's manual. 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 that may be lodged in the tread. If the tire pressure is correct and the tires appear undamaged, the next step is to reset the tire pressure monitoring system (TPMS), as this can sometimes resolve the warning light issue. Refer to your vehicle's manual for specific instructions on how to perform this reset. If the warning light remains illuminated after these steps, it may be time to consult a professional mechanic or an authorized Porsche service center for a comprehensive diagnosis, as they can assess whether any tire pressure sensors are faulty and require replacement. By following this methodical approach, you can efficiently identify and address the cause of the tire pressure warning light, ensuring your vehicle remains safe and roadworthy.

What could be causing the tire pressure warning light to stay on in a 2019 Porsche Macan?

When the tire pressure warning light stays on in a 2019 Porsche Macan, it can signal several underlying issues that DIY enthusiasts can address. The most common reason is low tire pressure, so the first step is to check and inflate your tires to the recommended levels, which is a simple task that can often resolve the warning light. If the tire pressure is adequate, the next potential issue could be a faulty tire pressure sensor; if this sensor is malfunctioning, it may need to be replaced. Additionally, sensor calibration issues can occur, and while recalibrating is typically a job for a professional, some vehicles may allow for DIY calibration. Electrical faults within the tire pressure monitoring system can also cause the warning light to remain illuminated, and diagnosing these issues may require more advanced technical skills. Lastly, be aware that external factors like extreme temperature changes or driving over rough terrain can temporarily affect tire pressure, so it's wise to check your tire pressure after such events. By methodically investigating these common problems, you can effectively troubleshoot and potentially resolve the persistent tire pressure warning light in your Macan.

How urgent is it to address the tire pressure warning light on a 2019 Porsche Macan that stays on?

When the tire pressure warning light on your 2019 Porsche Macan remains illuminated, it is crucial to take immediate action. Ignoring this warning can lead to serious safety concerns, as improper tire pressure significantly affects your vehicle's handling and braking capabilities, increasing the likelihood of accidents. Additionally, driving on underinflated tires can accelerate uneven wear, shortening their lifespan and necessitating costly replacements sooner than expected. Furthermore, neglecting to address tire pressure issues can negatively impact your fuel efficiency, leading to higher fuel costs over time. For those who enjoy DIY maintenance, regularly checking and adjusting your tire pressure is a simple yet effective way to ensure your vehicle operates safely and efficiently. If the warning light persists after adjustments, it is advisable to consult a professional to prevent further complications. Taking these steps not only enhances your driving experience but also safeguards your investment in your Porsche Macan.

Related 2019 Porsche Macan Problems

Read about related problems experienced by other Porsche Macan drivers like you.

Dodge Charger tire pressure warning light remains on despite correct pressure setting
Some Dodge Charger owners report experiencing persistent tire pressure warning lights even when tire pressures are correctly set. This issue may stem from several factors, including leaking tires, wheels that fail to hold air, or a malfunctioning tire pressure monitoring system (TPMS). Many owners are advised against driving with the warning light illuminated, as it could indicate insufficient tire pressure or a faulty sensor that isn't connecting to the vehicle's ECM/ECU. The TPMS light serves as a warning that tire pressure is outside the manufacturer’s specified threshold. When the amber TPMS light activates, it is recommended to safely stop and check the tire pressure on all wheels, including the spare, since driving on under-inflated tires can lead to overheating and potential tire failure. Additionally, some owners find that the warning may require a reset based on the last shutdown and new start pressures. If the TPMS warning light flashes and then remains solid, it indicates a system fault may be present. If the low tire pressure light stays on despite correct pressures, owners may need to reset the TPMS or investigate issues with the TPMS sensor, sensor battery, or receiver.
1 model year affected
Avg Mileage: 1113,000
2 others reported problem
1 comment
Nissan Maxima tire sensor light active despite tires being fine
Some Nissan Maxima owners report experiencing persistent tire pressure warning lights despite their tires being in good condition. This issue may stem from factors such as leaking tires, wheels that fail to hold air, or a faulty tire pressure monitoring system (TPMS). Additionally, the warning light can illuminate due to low air pressure in one or more tires, depleted batteries in pressure sensors, malfunctioning TPMS receiver modules, or damaged pressure sensors. Some owners notice that a blinking tire pressure light indicates issues with the tire pressure sensor or a malfunctioning receiver. Extreme temperature fluctuations, slow tire leaks, and problems with spare tires or electrical components may also trigger the warning light. In certain cases, the light continues to blink even after tires are inflated, possibly due to lost connections within the monitoring system or memory loss in the TPMS sensor. Resetting the TPMS may resolve these issues, but if the low tire pressure light remains on, it could indicate a need to address faulty sensors or receiver modules. Addressing these potential causes is crucial for the proper functioning of the TPMS in the Nissan Maxima.
1 model year affected
Avg Mileage: 190,000
2 others reported problem
1 comment
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