I have a VW Golf 6 with RNS510 and Bluetooth Premium Kit. With my Galaxy S5 it has worked perfectly: rSAP and pBAP.
Then, i bought a Galaxy S7. The rSAP works perfectly, but the pBAP does not.
Then, i have tried to install your application for phone book, but it still does not work.
Then, a made only one test contact, to see if the issue is in contacts location or format, but it still does not work.
I noticed that the car does not request acces to the phone book, like the rSAP. That is also strange.
I Attach here every information, please help to solve my situation. I'm sure that this problem have many users.
During trying to download the phone book, i collected the log from your application:
That's information about my phone: