no spark from coil

electronic ignition wth stock coil and ecu. was runnin fine but now has no spark.

12v at battery 10.8v at ecu side of ballast...8.7 other side and 8.5v at coil. what should it read

new ballast and coil from othr daily driver...ecu is grounded

runnin out a daylight and don't want to leave iit in the parking overnight...need help troubleshooting