Ignition Coil Pack: Service and Repair
AH15.10-P-1001-01A Notes on ignition coil characteristics of ignition systems
In the case of the twin-spark ignition coil with kV pickup in ignition systems ME-SFI 2.1 and HFM-SFI, no measurement facility exists at the ignition coil using the kV pickup although a kV pickup is fitted. It is only possible to test the primary ignition circuit with adapter cable A.