VW Audi UDS Engine ME17.5.22 Replacement Guide

It is confirmed that VW Audi UDS engine replacement can be done with Launch X431 PADIII, Launch X431 PAD V, PRO Anti-theft Matching Tool and other diagnostic equipment + X-Prog 3 GIII programmer. Run this function when a motor replacement is required (in this case the ME17.5.22 motor is used).

VW Audi UDS Engine ME17.5.22 Replacement Guide:

1.  Select 【Special Function】-> 【Anti-Theft Function】, read the disclaimer carefully, click “OK”, and select 【Generation 4 And Above Immobilizer System】.

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2.  Select 【Engine Module Replacement】 .

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3.  Select 【Platform Mode】.

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4.  Connect the diagnostic connector and the Immobilizer programmer according to the information shown in the IMAGE, and click “OK” .

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5.  Select 【ME17.5.22 TC1724】.

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6.  Select 【View Wiring Diagram】.

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7.  Connect the original engine and the Immobilizer programmer according to the wiring diagram, and click “OK” .

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8.  Select 【Read Chip ID】 .

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9.  If the engine is successfully connected to the Immobilizer programmer, the chip ID will be displayed, click “OK” .

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10.  Select 【Backup EEPROM Data】 to read the EEPROM data of engine .

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11.  Enter the file name, click “OK”, you can also choose the save path, click “OK”.

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12.  Select 【Back Up FLASH Data】, the current read/write data volume of FLASH is large. To improve communication stability, please use the USB for connection, click “OK” .

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13.  Back up FLASH data, enter the file name and save the data .

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14.  Select 【Flash&Eeprom Data Decryption】.

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15.  Respectively select 【Load FLASH Data】 and 【Load EEPROM Data】 to load the backed up EEPROM data and FLASH data .

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16.  Select “Decode”, .

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17.  Click “Yes” to save the decrypted data .

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18.  After saving the decrypted data of original engine, you can view the relevant data of engine, click “OK”, connect the external engine and the Immobilizer programmer, and follow step 6-13 to back up the EEPROM&FLASH data of external engine;

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19.  Click the Return button after the external engine ECU installed, go back to the submenu of engine replacement module and select 【Vehicle Mode】.

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20.  Select 【4th Generation Immobilizer】.

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21.  The CS code decrypted by the engine is 16 bytes, click “No”.

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22.  Select 【Step 1: Obtain Anti-theft Data of External Engine (Not Executed)】.

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23.  Load the decrypted data, select 【Step 2: Obtain Anti-theft Data of Original Engine (Not Executed)】 .

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24.  Select 【Obtained From Dump Data】.

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25.  Respectively load the original EEPROM and FLASH data to be backed up, and select 【Decryption】.

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26.  Select 【Step 3: Replace Anti-theft Data】.

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27.  Confirm that the external engine has been installed on the vehicle, click “OK” .

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28.  Please insert the key or place the key near the key sensing area, turn on the ignition switch to illuminate the instrument, and click “OK” .

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29.  Input the PIN of the target vehicle .

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All right, launch X431 PADIII, PADV, PRO anti-theft matching tool and other diagnostic equipment + X-Prog 3 GIII programmers do a great job!

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