Here is the instruction on how to program 2011-2017 Porsche Cayenne smart key using Launch X431 IMMO Plus/IMMO Elite or other Launch X431 tablets with X-prog3.
*Backup immo data requires USB connection between tablet and Xprog3. Make sure your Launch X431 tablets are able to connect via USB (PAD V, PAD VII, Pro5 etc)
Procedures:
Select IMMO->Porsche->Anti-theft key programming-> Porsche -> 2011-2017
Please follow the picture to build connection: connect to the immobilizer programmer G3,and click “OK”
Click “Read immobilizer data”
Select “5M48H”à”View the wiring diagram”
Connect the ECU and G3 programmer according to the wiring diagram.The amount of data is large.
To improve communication stability,use the USB cable to connect the tablet and the Bluetooth connector.
Click “Back up EEPROM data”
Input file name to store in on your X431 device (here file name eep)
Now back to menu to select “Generate dealer keys”
Place new key you want to add to G3 programmer slot
Select the EEPROM data file you read before (name eep)
Select unused location to generate new key
Generate new key successfully
Now back to select “Learn Keys”
Now here you need re-match all key
Here select the eep file read before again
Input the number of keys to be match:2
Insert new key and switch to ON
Then it will ask you to match second PC,just do same steps
After then matching completed.
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