See also:

How to stop an activated alarm
The alarm stops only by unlocking the driver’s door or the trunk lid with the key, pressing the button on the Intelligent Key, or pressing the request switch (if so equipped) on the driver’ ...

Automatic door locks
-All doors lock automatically when the vehicle speed reaches 15 MPH (24 km/h). - All doors unlock automatically when the ignition switch is placed in the OFF position. The automatic lock and unl ...

Spark plugs
Be sure the engine and ignition switch are off and that the parking brake is engaged securely. Be sure to use the correct socket to remove the spark plugs. An incorrect socket can dam ...