Coding control unit
Volkswagen Passat IV
Coding and basic setting of Climatronic must be performed when:
Change of Climatronic control unit
Not correct values are achieved from datalist
The display is flashing after the ignition is turned on and no fault code is stored in the memory
Procedure:
Read, repair and erase eventual fault code
Choose function write to ECU
Edit correct code number
Press OK.
Coding performed, read ”Datalist 9” to control the coding number
Code table:
Code number | Market | Date of production |
02000 | All countries except Japan | Cars manufactured until October 1998 |
02100 | Only Japan | Cars manufactured until October 1998 |
05000 | All countries except Japan | Cars manufactured from November 1998 |
05100 | Only Japan | Cars manufactured from November 1998 |