https://docs.emtronaustralia.com.au/engine-management/config/triggers/trigger-decoding-mode/index.htmlEngine decoding Mode configures the engine trigger type read by the ECU. When selecting modes 3+ the ECU will initialize both the Crank Index and Sync Sensor channels to the correct settings. This includes: Sensor Type Sensor Edge Sensor Pull-up Arming Threshold Tables (TBC) This is considered Pre-Defined Decoding. All settings for Tooth Count, Index Tooth, Crank Index Offset, are all dictated by the ECU firmware and cannot be customized.Hugoen-us