How to Unlock PSA MD1CS003 ECU with EngineDance X5?
Go to Advanced Functions- ECU Flash- Bosch Bench Mode [ECU]-Bosch MD1xxx [After 2020 locked]- BOOT Glitch MD1CS003 [After 2020.06 locked].
Check wiring diagram. Need to remove a resistor.
There are two versions of bench pinouts. Select one that fits your ECU.
Disassemble ECU and connect the ECU with EngineDance X5 via Boot glitch adapter.
Then perform Unlock, read/write ECU operation.