Autel IM508 IM608 Read Audi BCM2 Encrypted IMMO Data Guide


Autel MaxiIM IM508/IM608/IM608 Pro released Audi BCM2 encrypted immo data reading function in Dec, 2021. 
 

IMMO_Audi Update
1. Adds Read IMMO Data (Encrypted) via Programmer function in Expert mode for IMMO 5 Audi A4/A5/Q5
2. Adds Read IMMO Data (Encrypted) via Programmer function in Expert mode for IMMO 5 Audi A6/A7/A8
3. Adds file template in Customize Commands function in Expert mode

Support versions:
0510, 0521, 0551, 0550, 0572, 0582, 0633, 0641, 0650, 0711

Here is a demo guide on reading BCM2 encrypted with IM508+XP400 Pro.  It is possible with normal xp400 because they both have APC101 adapter.  If you check the pinout the gbox only providing the power + can lines thus the old one could be suitable too.

Go to IMMO- Audi- Expert Selection- IMMO V- A4/A5/Q5- Read IMMO Data via Programmer (encrypted)
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Perform this function will erase all keys and add keys for Audi A4, A5 and Q5 2013 onwards.

Check wiring diagram
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Autel will show you the wiring diagram
Connect im508, xp400pro, gbox2 and external power supply with bcm2 follow the diagram

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On the “VVP2” and on the “RESET” wires you need to use diodes (120 ohm)
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Select Step 1 identify vehicle information
Check vehicle information
ECU software version 0650 is supported
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Select Step 2 Read Immo data
Connecting programmer

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Reading data
Read data success, auto save to default folder

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Calculating

Data will be written, it is strictly forbidden to move the module during the execution

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writing data, it takes about 3-5 mins
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Write data success

It retrieves VIN, CS code

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Function completed. Reset the module, install it to the vehicle and check vehicle condition.