How to reset the low tire pressure warning?
3 Answers
Tire pressure warning light indicates that the pressure of the four tires is not within the normal range. Generally, it is caused by slow air leakage or a puncture, resulting in insufficient tire pressure, or excessively high tire pressure, which triggers the tire pressure warning. To reset the car tire pressure warning, follow these steps: 1. After the tire pressure indicator light comes on, ensure the car is parked safely by the roadside and first check the abnormal tire pressure detection function on the car's navigation screen. 2. After confirming that there is an issue with the tire, check whether the tire pressure is too high or too low. If the alarm is triggered by excessively high tire pressure, slightly release air to reach the safe tire pressure value. There is a tire pressure mark; press confirm to reset. 3. If the display shows low tire pressure, you need to reset it and drive the car for a while to eliminate the tire pressure warning.
After driving for over twenty years, I've got tire pressure alerts down to a science. Here's the step-by-step to clear the warning: First, pull over somewhere safe—never attempt this mid-road, that's just reckless. Use a tire gauge to check each tire's pressure against the manufacturer's specs (usually on the door jamb sticker; mine's around 32 psi). If low, inflate to the recommended level with an air pump, but don't overdo it—overinflation causes problems too. After inflation, start the car—the dashboard warning light may still be on. Locate the reset button (mine's left of the steering wheel) and hold it for a few seconds until the light goes off. If it persists, there might be a faulty sensor or unresolved leak. Remember to check pressures monthly, not just when the alert triggers—safety always comes first.
As an automotive technology enthusiast, I find resetting the tire under-inflation warning quite straightforward. The system triggers the alert via tire pressure sensors, with the key fixes being pressure adjustment and reset. Use a tire gauge to check each tire's pressure - refer to the user manual or door sticker for standard values. Inflate underpressured tires to a uniform level, say 35psi. After completion, start the engine. Most vehicles have a reset function: newer models may locate the tire pressure calibration option in the touchscreen menu, while mine requires holding the dashboard button for 5 seconds. The warning light will extinguish, indicating resolution. If it persists, inspect for sensor damage or air leaks. Develop a habit of checking tire pressure during every maintenance to prevent alerts - a hassle-free approach.
