ECU (Engine Control Unit)
Hardware
main engine computer — Engine Control Unit reads sensors, controls injection, ignition, boost, emissions. Modern ECUs (Bosch EDC17, MED17) run hundreds of maps. DaVinci edits these.
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TCM (Transmission Control Module)
transmission control computerDSG (Direct-Shift Gearbox)
VAG dual-clutch automatic transmissionTricore
Infineon microcontroller family used in Bosch ECUsSPI (Serial Peripheral Interface)
low-level chip-to-chip protocolEEPROM
small persistent memory chipTCU (Transmission Control Unit)
transmission control module
transmission control computerDSG (Direct-Shift Gearbox)
VAG dual-clutch automatic transmissionTricore
Infineon microcontroller family used in Bosch ECUsSPI (Serial Peripheral Interface)
low-level chip-to-chip protocolEEPROM
small persistent memory chipTCU (Transmission Control Unit)
transmission control module