When you use Mini ACDP BMW to read edc17cp45 ISN with opening the DME shell, and a message suddenly pops up “security access error”, how do you fix the problem? Here the engineer who works in yanhuaacdp.com offers the corresponding solution.
The engine type is MSD81, it can be supported to read E chassis ISN by Yanhua Mini ACDP.
Please follow the step-by-step guide below to operate.
1. Prepare ACDP, OBP+ICP adapter, MSD81 DME and wiring harness
2. Connect ACDP and OBP+ ICP adapter
Then connect to DME by the wiring harness refer to the wiring diagram
3. Open Mini ACDP APP
Go to BMW menu
Select DME ISN->OBD/CAN Mode Read/Write ISN-> Read MSD81/MSD812 DME ISN
Then you can read ISN successfully
Note: The pictures above offered only for reference, you can click [Help] in the [Read MSD81/MSD812 DME ISN] option to check the corresponding connection diagram.