2012 air conditioner system Long coding function by Launch X431

2012 air conditioner system Long coding function by Launch X431

Tiguan，2012，VIN=LSVUL25N5C21*****
Need do long coding function if occurring situation as follow:
1.Is similar to the control unit coding errors and version information for all the long code value is 0;
2.Replace the new module of electronic control unit.
1.Choose VW V27.76 above；
2.Choose system selection;
3.Choose 08 air-conditioner heating system;
4.Read the old air-conditioning ECU version information and record the long code: 0000001002, as shown in figure 1;

5.Install the new air conditioner ECU, read the control unit version information, long code display all 0, indicating the need for long coding, as shown in figure 2;

6.Choose [long coding], then choose [the hex code], as shown in figure 3;

7.Prompts the current encoding, as shown in figure 4;

8.Click [yes] to enter the previous record in the new dialog box: 0000001002, as shown in figure 5

9.Click ok, the new dialog box that pops up prompts the old and new codes, as shown in figure 6;

10.Click [yes], hint: code success, as shown 7；

11.Click [ok] to display the version information interface, where the code of the coding workshop and the long coding display data are not all 0, indicating long coding completion, as shown in figure 8;

12.After the match is completed, the fault code of the [read fault code] function should be selected. If the fault code is displayed, the long coding of the air conditioning system has been successfully completed.