CGDI BMW Program CAS3 CAS4 All Key Lost No need DME ISN

Why CGDI Prog BMW is one of the must-to-have BMW Devices ?
No need DME ISN or Removing ISN when All Key Lost.

 

Note: The BMW Data modification and verification license is required. The license is free to use.

 

Examples:

1.Test CAS3 All keys lost

2.Test CAS4 all keys lost

 

Preparation:

Read CAS3 eeprom dand CAS4 dflash data with CG Pro or VVDI Prog

 

1 .Test CAS3 All keys lost No need DEM ISN code

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Select BMW Data Modify

Select Data type: CAS3

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Load CAS3 eeprom

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The current data is CAS for encrypted version data. Click on NO and don’t decrypt the ISN.

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CGDI BMW display VIN and CAS ISN code
Copy the ISN code
Go back to CGDI function menu

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Select CAS3 Key Match

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Load CAS data

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Select a unused key position and Generate Dealer Key

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Choose Manually enter a known ISN
Paste the ISN code here, press Next

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Place the blank key into CGDI key programmer

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If the current programmed key is a smart key, the key will be locked.

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Program key success. The key is locked.

 

 

2.Test CAS4 All Keys Lost

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In Tango key programmer,  select BMW->Cars-> CAS4

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Upload CAS4 dflash data

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Detected CAS4+ Type

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Select I have DME ISN

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Tango asks to enter a DME ISN code to continue

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Go to CGDI BMW, select BMW Data Modify->CAS4 type

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Load CAS4 dflash data

The current data is CAS for encrypted version data.
Press Yes to decrypt the ISN

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CGDI Read CAS4 VIN and ISN

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Paste the ISN code to Tango corresponding area

Select a key position and write key.

 

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