Perma-Tune Ignition System Installation - Race Car CLS Configuration

In this video, learn the basic instructions for installation of a Perma-Tune automotive ignition system in the race car CLS configuration.

[@iliof1]

Hi .I have a 911 with 2.7 and previous owner installed permatune on the car. The car cranks fine but doesn't get power to the coil however it gets power to the permatune. What's a chance that the box is bad ? Thanks