https://docs.emtronaustralia.com.au/engine-management/config/ignition/ignition-spark-duration/index.htmlIgnition Spark Duration The user definable time factor after a firing event before the coil can be switched back on. This function keeps the ignition coil switched off for a fixed time, allowing the energy from the previous firing event to fully discharged. Default: 1.0ms 0.5ms to 5.0ms time window availableHugoen-us