I have a problem with my hevac the book symbol is showing and i find that what ever you set the climate control to the driver's side will not change in temp like the passenger side does. I have a snap on ethos which i can connect to the obd port and read the engine management side and the eas, however there is no option for the hevac is there another port on the car where i should be connecting the diag too cheers.
 
The Valeo HEVAC uses designated software and cannot be accessed by generic code readers.
Designated diagnostics are Faultmate/Rovacom, Autologic and Dealers Test Book
 

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