Originally Posted by
RichieST
You can test it with a scope but I would check for voltage at the wiring plug for the coil pack. Centre is earth and 2 outside ones are the lives. Think it's best to test with a test light.
I have tested the plug to the coil with a digital meter and with the ignition on the centre pin is earth. I didn't get a reading on the other 2 wires. When turning the engine over to try and start I get 12v down the middle wire but no reading on the others.