Impreza L Sedan F4-2.2L SOHC (1997)
Ignition Coil: Description and Operation
Ignition Coil and Ignitor
Ignition Coil and Igniter
The ignition system is of a 2-cylinder simultaneous ignition design. In response to the signal from the ECM, the igniter supplies another signal to the
ignition coil to ignite a pair of cylinders #1 and #2 or #3 and #4 simultaneously.