General Information

Automatic Climate Control System, On Board Diagnostic (OBD)

NOTE:
- There are various versions of the operating and display module, Climatronic Control Module J255. Attention must therefore be paid to the exact assignment when replacing an operating and display module.
- Depending on the date of issue, the operating and display module, Climatronic Control Module J255 may also be referred to as A/C Control Head E87 in various workshop publications (e.g. in wiring diagrams for vehicles up to Model Year 2004).
- Depending on the date of issue, the operating and display module, Climatronic Control Module J255 may also be referred to as A/C Control Head E87 in various workshop publications (e.g. in wiring diagrams for vehicles up to Model Year 2004).
- Depending on the date of issue, the operating and display module, Climatronic Control Module J255 may also be referred to as A/C Control Head E87 in various workshop publications (e.g. in wiring diagrams for vehicles up to Model Year 2004).
- In order to be able to perform On Board Diagnostic (OBD) with the Fault Read Out Device V.A.G 1551 or the Mobile Scan Tool V.A.G 1552 on this vehicle, the program card in the Fault Read Out Device V.A.G 1551 must correspond to at least data version "No. 9" and in the Mobile Scan Tool V.A.G 1552 to at least data version "No. 6". For vehicles as of VIN "400000" in Model Year 2005 (Saloon and Avant; gradual introduction for the Cabrio in week 46/04 with no prior specification of any particular VIN, On Board Diagnostic (OBD) using the Fault Read Out Device V.A.G 1551 or the Mobile Scan Tool V.A.G 1552 will no longer be possible for all vehicle systems.