What to Do When a Car Key Keeps Flashing?

1 Answers
VanIsaac
07/29/25 4:48pm
Solutions for a continuously flashing key are as follows: 1. The key light usually flashes when the car's remote control key leaves the control range (such as beyond 0.8 meters outside the car) without turning off the engine or fully powering down, activating the vehicle's anti-theft system. You need to return to the control range. 2. If the smart key battery is about to run out, the green light will keep flashing, which is a dashboard alert caused by low battery power in the key. It is recommended to replace the key battery and clean the battery contacts to resolve the issue. Below are some functions of the car key: 1. Close windows after turning off the engine. Simply hold down the lock button on the remote key to close the windows. 2. Find your car in a parking lot. Some car keys have a red horn-shaped button that serves both as a car locator and an emergency signal. If you suspect someone suspicious is nearby, you can make the car honk continuously to draw attention. 3. Automatically open the trunk. The car remote key has a trunk unlock button. Holding down the trunk unlock button will automatically pop open the trunk. 4. Remote window opening. Hold down the unlock button for a few seconds, and all four windows will open simultaneously.
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