Why is my tire pressure light on?

Why is my tire pressure warning light on?

Tire pressure warning light (TPMS)

When the tire pressure warning light is on solid, that means you have a tire with low pressure or you have a fault in your tire pressure monitor system (TPMS).

Is it safe to drive with the tire pressure warning light on?

If the tire pressure light is on, the car may not be safe to drive. Low pressure in the tire can cause an issue with the car's handling, risk of the tire blow out, damage the tire tread or sidewall, all which could cause loss of control of the car. 

What should I do if my tire pressure light comes on? 

We the following:

1. Pull your vehicle over to a safe spot away from traffic.

2. Visually inspect the four tires for signs of damage, wear, and if they look low.

3. Bring your vehicle to a station or shop where you can have your tire pressures checked.

4. Inflate your tire pressure to the factory recommended pressure (typically found listed on the driver's door jam.) - What should my tire pressures be?

5. Confirm the tire pressure warning light turned off after driving for about 5 minutes, if not, bring your vehicle to a shop to inspect the cause.

Can cold weather cause the tire pressure light to come on?

Yes, cold weather can cause the tire pressure warning light to come on.

If your tire pressure was set during the summer or during warm weather, when the temperature drops outside the air inside the tire will contract. The contraction also lowers the tire pressure and can turns on the tire pressure warning light.

Written by Eric Sevim - ASE Master Certified Auto Repair Technician

A+ Japanese Auto Repair, Inc.

780 Industrial Road

San Carlos CA 94070




Disclaimer: This article is provided for general informational purposes only.  It is not intended as advice for your particular vehicle, and should not be relied upon for that purpose.  Please consult a qualified automotive maintenance professional to determine the maintenance and repair needs for your vehicle.

Categories: Car Maintenance
A+ Japanese Auto Repair, Inc. is committed to ensuring effective communication and digital accessibility to all users. We are continually improving the user experience for everyone, and apply the relevant accessibility standards to achieve these goals. We welcome your feedback. Please call A+ Japanese Auto Repair, Inc. (650) 595-2277 if you have any issues in accessing any area of our website.