Can a Spare Car Key Start the Vehicle?

1 Answers
Marcus
07/29/25 7:58pm
Yes, a spare car key can start the vehicle. The functions of car keys include: 1. Automatically closing windows after turning off the engine; 2. Locating the vehicle conveniently in parking lots; 3. Automatically opening the trunk; 4. Remotely opening windows. Types of car keys: mechanical keys, remote control keys, touchscreen LCD keys, and smart wristband keys. Precautions for using car keys: 1. Avoid placing them near electronic devices; 2. Do not expose the key to direct high-temperature environments; 3. Do not use batteries with different power levels. The method for replacing the key battery: 1. Remove the car key; 2. Use a flat-head screwdriver to pry open the key cover from the side gap; 3. Remove and replace the battery.
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