Disconnect the electrical connectors of the coil assembly.
Remove the four mounting bolts and remove the ignition coil.
Get a replacement assembly on the regular place of the spark plug of the second / fourth cylinder and firmly press down, thereby ensuring a reliable electrical contact.
Screw fixing bolts and tighten to the required torque of (19 ÷ 25 Nm).
Connect the outdoor air and exhaust wiring, - track reliability of fixing the connectors.
BB wires properly marked and should not be confused when connecting!