had a problem where i was looking for a wiring diagram for a long time now that i have found it and the process

ECU Bosch –

branded ecus marked on the case, they call it

ME7.6.1 – suspect k line comms – untested at this point
ME7.6.2 – CAN comms – tested at this point

Tools to use

Carprog
Abrites

Process & What you can do

• Vin read & Change Vin
• Reset ECU
• Read and Write Immo Data

Things to know that the Carprog goes to do it but it doesn’t complete Tried Different versions still nothing

Ecu Pin Out to obd2 plug

in the image below you dont need all the bullshit get Wider Spades for power 12V

• 12V Power
• 18 & 19
• 49 & 43
• 12v Switch
• 51

Connect can high and can Low use K line as needed and go for it.