What Causes the Car Door Lock to Not Turn with the Key?

[SanViolet]

The reasons why the car door lock cannot be turned with the key are: 1. The door lock mechanism itself is faulty, or the door lock cable is malfunctioning; 2. The door has been subjected to external force, causing deformation of the door hinge or lock post; 3. The lock hole is rusted due to prolonged disuse, making it impossible to turn the key. The solutions for a car door lock that cannot be turned with the key are: 1. Apply lubricating oil to the lock hole; 2. Use a hairdryer to blow air into the lock hole. Methods to maintain the car key include: 1. Avoid frequently placing the key with metal objects; 2. Do not store the spare key in the car door; 3. Prevent the smart key from falling or being impacted; 4. Avoid exposing the smart key to high temperatures or contact with liquids; 5. Do not place the key near electronic devices.