Why Your Tire Pressure Light Won’t Turn Off (And How to Fix It)

The amber, tire-shaped symbol belongs to your vehicle’s tire pressure monitoring system, or TPMS. It usually signals that at least one tire is significantly underinflated. Punctures, slow leaks, colder weather, and normal air loss can all trigger it. Start by checking every tire with a reliable gauge when the tires are cold, using the pressure listed on the vehicle’s door placard—not the maximum printed on the tire. Check the spare if your system monitors it.

If pressures are correct but the warning remains, adding more air isn’t the answer. Tire rotation or replacement may require a relearn procedure, and temporary spares can affect the system. A failing sensor or depleted sensor battery may also be responsible. Consult your owner’s manual for vehicle-specific instructions. If the light persists, have a tire shop inspect the tires and TPMS. The goal isn’t simply a dark dashboard—it’s knowing your tires are safe.