Ford
Type:
    Powertrain - Ignition System or Misfire - ISO/SAE Controlled
Description:
    Ignition Coil (Undetermined) Primary Circuit Conditions
Cause:
    Engine running, then the PCM did not receive a valid IDM pulse from the ignition module The PCM did not identify the coil that had the problem

Generic
Type:
    Powertrain - Ignition System or Misfire - ISO/SAE Controlled
Description:
    Ignition Coil Primary/Secondary Circuit