Posted in Tech Support

Yanhua ACDP BMW Read EDC17CP45 ISN Security Access Error Solution

   09/01/2020

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 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 ACDO, OBP+ICP adapter, MSD81 DME and wiring harness

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2.Connect ACDP and OBP+ ICP adapter

Then connect to DME by the wiring harness refer to the wiring diagram

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3.Open Mini ACDP APP

Go to BMW menu

Select DME ISN->OBD/CAN Mode Read/Write ISN-> Read MSD81/MSD812 DME ISN

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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.

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Author: Yanhua MiniACDP