RH Side

Disconnect the ground cable from battery.

Fig 1: Disconnecting Ground Cable From Battery
Courtesy of SUBARU OF AMERICA, INC.
Remove the air cleaner case. Refer to AIR CLEANER CASE .
Disconnect the connector (A) from ignition coil.
Remove the bolt (B), and remove the ignition coil.

Fig 2: Identifying Ignition Coil Connector And Ignition Coil Mounting Bolt
Courtesy of SUBARU OF AMERICA, INC.
Remove the spark plug with a spark plug socket.