See also:

Clearing the programmed information
Individual buttons cannot be cleared. However, to clear all programming, press and hold the two outside buttons and release when the indicator light begins to flash (approximately 20 seconds). ...

Trunk light (CrossCabriolet models)
The light illuminates when the trunk lid is opened. When the trunk lid is closed, the light will turn off. The light will also turn off after a period of time when the light remains illuminated a ...

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 damage the ...