How do you change the coil on BMW 745I?

To change the ignition coil on a BMW 745i, first, ensure the engine is off and cool. Disconnect the negative battery terminal, then remove the engine cover if necessary. Unscrew the ignition coil's bolts, disconnect the electrical connector, and gently pull the coil out. Install the new coil by reversing the steps, ensuring all connections are secure before reconnecting the battery.