LAUNCH X431: Replacement of VW/Audi 4th Generation instrument
LAUNCH X431 tool supports the replacement function of Volkswagen/Audi 4th Generation Instrument. When the vehicle needs to replace the instrument, LAUNCH X431 diagnostic tool can perform this function with XPROG3 (G3) programmer. This article will introduce how to operate it.
Tool Requirement:
X431 PRO series:
X431 PROS V / X431 V+ / X431 PRO ELITE / Pros Elite / X431 V / PRO3 V+ Elite / X431 PRO3S+ / Pro3 ACE / Pro3 APEX / X431 PRO5, etc, which need to be used with XPRO3 (GIII) key programmer.
X431 PAD series products:
X431 PAD V / X431 PAD VII, which need to be used with XPRO3 (GIII) key programmer.
Operation process:
1. First install the original instrument, read original Anti-theft data from the function of Key Matching through OBD.
Detailed operations: select [Special Features] -> [Anti-Theft Function], read the disclaimer carefully, and click "OK", Select [Generation 4 And Above Immobilizer System].
2. Select[Anti-theft Key Matching] -> [Key Learning]. Connect the diagnostic connector and Anti-theft programmer according to the information shown in the diagram, and click "OK";
4. Select [4th Generation Immobilizer] -> [4th Generation CAN Instrument] -> [Automatic Diagnostic Type]; if the instrument type is already known, you can directly select the corresponding type to enter.
5. Select [Step 2: Read Anti-theft Data] to read the Anti-theft data of original instrument.
6. Please insert the key or place the key near the key sensing area and turn on the ignition switch, and click "OK".
7. Click "Yes" to save the Anti-theft data. Please input the file name, click "OK", you can also select the save path, click "OK".
8. You can view the relevant information after backed up the Anti-theft data, click "OK". Then directly connect the external instrument to the Anti-theft programmer and obtain the Anti-theft data of external instrument as step 5–8, and then install the external instrument in the car.
Note: The external instruments of some Johnson NEC95320, Motorola 9S12, Marelli NEC95320, some NEC24C32 and some NEC24C64 can be installed on the vehicle and read through OBD.
For other types of instruments, the Anti-theft data can be read through the dump data, click "Dump All Lost Mode" to obtain the Anti-theft data by following the prompts, the operation process can refer to the following three pictures.
9. Return to the [Anti-Theft Function] menu in step 2, and this time select [Immobilizer Module Replacement].
10. Select [4th Generation CAN Instrument].
11. Read the information of Instrument Replacement carefully and confirm whether to continue.
12. Read the following information carefully and check if the conditions of Instrument Replacement are met, click "OK".
13. Select [Edit 1] to edit the Anti-theft data of external instrument;
14. Click "Yes" to load the backed up Anti-theft data of external instrument, click "OK".
Note: If there is no Anti-theft data, click "No" and enter the first 6 bytes of CS of external instrument
15. Click [Edit 2], and click "Yes" to load the backed up Anti-theft data of the target vehicle, you can get two Anti-theft data result graphs.
Note: If there is no Anti-theft data of the target vehicle, click "No" and input the 12-byte CS of external target vehicle (read through direct connection, or obtained by other methods).
16. Click [Start Replacement], After completion, it will prompt "Replacement Succeeded".
At this point, the work is completed.
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