What is the reason for the car key not responding after replacing the battery?

1 Answers
DiBenjamin
07/30/25 5:59am
Remote key failure after battery replacement is caused by code invalidation, requiring re-matching. Press and hold any button on the car key to re-code and activate it. Additional information: Key maintenance: Avoid placing the key with mobile phones or bank cards for extended periods to prevent electronic interference; Store it in a dry place and avoid water immersion to prevent electronic malfunctions; For spare keys not in use for long periods, remove the battery to prevent self-discharge. Precautions: Do not leave the car key inside the vehicle. Some car anti-theft technologies may automatically lock the car if left unlocked for an extended period. To avoid unnecessary trouble, always carry the key with you.
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