Simos 33a Pinout Top Free -

If you are working on a modern Volkswagen Group (VAG) vehicle—specifically models like the Mk7 Golf, Audi A3 8V, or various SEAT and Skoda models from roughly 2012 to 2017—you have likely encountered the Engine Control Unit (ECU).

| Signal Type | Example Pins | |---------------------|-------------------| | Power (12V) | 1, 3 | | Ground | 2, 7, 18, 30 | | 5V analog input | 6, 20, 29 | | Frequency input | 8, 9, 32 | | Low-side output | 11–13, 14, 16, 17, 23, 24, 31 | | Stepper motor | 25, 26, 27, 28 | | Shield/shield ground| 10, 22 | simos 33a pinout top