1998 Mitsubishi Montero Tire Pressure Warning Light Stays On

Resolve Persistent Tire Pressure Warning Light in 1998 Mitsubishi Montero

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Reviewed by
Andrew Hajjar
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 1998 Mitsubishi Montero 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 1998 Mitsubishi Montero 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.

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 in my 1998 Mitsubishi Montero?

To effectively diagnose the tire pressure warning light issue in your 1998 Mitsubishi Montero, begin with the simplest solutions before progressing to 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. Next, visually inspect the tires for any signs of damage, such as punctures or bulges, which could trigger the warning light. If the tire pressure is correct and the tires appear undamaged, proceed to reset the tire pressure monitoring system as outlined in your manual. Additionally, examine the valve stems for any leaks or damage that might be affecting the system. If the warning light persists, utilize a diagnostic scanner to check for any fault codes related to the tire pressure monitoring system, which can provide insight into underlying issues. Finally, inspect the tire pressure sensors for proper functionality, ensuring they are clean and undamaged. If these steps do not resolve the issue, it may be time to consult a professional mechanic for further assistance. By following this structured approach, you can systematically identify and address the cause of the tire pressure warning light in your Montero.

What could be causing the tire pressure warning light to stay on in a 1998 Mitsubishi Montero?

When the tire pressure warning light stays on in a 1998 Mitsubishi Montero, it can be frustrating, but understanding the common problems can help you troubleshoot effectively. The most likely cause is low tire pressure, which is easily checked and adjusted to the recommended levels. If the pressure is fine, consider the possibility of a faulty tire pressure sensor that may need replacement. Additionally, the sensors could require recalibration to ensure accurate readings. Electrical issues, such as wiring problems or blown fuses related to the tire pressure monitoring system, can also keep the warning light illuminated. Lastly, a system reset, following the vehicle's manual instructions, may clear any false alerts. By methodically examining these potential issues, you can identify and resolve the reason behind the persistent tire pressure warning light in your Montero.

What should I do if the tire pressure warning light stays on in my 1998 Mitsubishi Montero?

When the tire pressure warning light remains illuminated in your 1998 Mitsubishi Montero, it is crucial to take immediate action to ensure your safety and the longevity of your vehicle. Ignoring this warning can lead to decreased traction, increased tire wear, and even blowouts, which pose significant risks while driving. Start by checking the tire pressure in all tires, including the spare, and inflate them to the recommended levels found in your vehicle's manual. If you discover any damage, such as punctures or cuts, it is essential to address these issues promptly, as they can compromise your vehicle's performance and safety. Additionally, after adjusting the tire pressure, consult your manual to see if a system reset is necessary; failing to do so may result in the warning light remaining on. If the light persists despite these efforts, it may indicate a malfunction within the tire pressure monitoring system, necessitating professional evaluation. By taking these steps seriously, you can prevent further complications and ensure a safer driving experience.

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1998 Mitsubishi Montero Tire Pressure Warning Light Guide