Bosch EDC17C74 ECU 2 Version Scheme Pinouts Posted on June 17, 2022 by OBDII365 There are 2 different pinout schemas for this Bosch EDC17C74 ECU. Try both. see which one works. VAG Bosch EDC17C74 IROM TC1793 EGPT PCMTuner shows detailed instructions and pinouts Passat B8 2.0 2015 EDC17c74 bench mode perfect http://blog.obdii365.com/2022/04/10/egpt-v1-4-pinout-tool-for-bosch-ecu-connections/ Related posts: Cheapest Tool to Read/Write Bosch MD1 MG1 ECUs? PSA EDC17C60 Manual Tport Off with FlexHex & WinOLS PCM Read and Write Audi VL300 TCU in Boot Foxflash/KT200 PSA Ford SID807EVO by OBD or Boot?