Hi all me again.

A while ago i installed RNS510 head unit, then the VW Telephone unit.

All works ok but for some reason when i am on a call i cannot kill the call or scroll etc in the MFD (White Style) with the MFSW (8 Button style) it is currently coded as follows.

Address 77: Telephone (J412) Labels: 7P6-035-730.clb
Part No SW: 7P6 035 730 G HW: 7P6 035 730 G
Component: TELEFON H09 2730
Revision: 1B001001 Serial number: 00007669480269
Coding: 0200000000000001
Shop #: WSC 12345 123 12345
ASAM Dataset: EV_UHVNA A01015
ROD: EV_UHVNA_VW46.rod
VCID: 3666A625895C5C9


3 Faults Found:
9458195 - Control Module for Cellular Telephone
B1052 13 [009] - Open Circuit
Confirmed - Tested Since Memory Clear
Freeze Frame:
Fault Status: 00000001
Fault Priority: 4
Fault Frequency: 1
Reset counter: 47
Mileage: 145061 km
Date: 2035.14.16
Time: 18:24:03


9457939 - Telephone baseplate
B1051 13 [009] - Open Circuit
Confirmed - Tested Since Memory Clear
Freeze Frame:
Fault Status: 00000001
Fault Priority: 4
Fault Frequency: 1
Reset counter: 47
Mileage: 145061 km
Date: 2035.14.16
Time: 18:24:03


9458453 - Cellular Antenna
B1053 15 [009] - Open or Short to Plus
Confirmed - Tested Since Memory Clear
Freeze Frame:
Fault Status: 00000001
Fault Priority: 4
Fault Frequency: 1
Reset counter: 47
Mileage: 145061 km
Date: 2035.14.16
Time: 18:24:03

Address 56: Radio (J0506) Labels: 1T0-035-680.clb
Part No SW: 1T0 035 680 C HW: 1T0 035 680 C
Component: RNS-MID H41 2720
Revision: AB001001 Serial number: VWZ6Z7K8181148
Coding: 040104020400008000
Shop #: WSC 00027 218 72791
ASAM Dataset: ------------------------- ------
VCID: 2E568E45790C649


No fault code found.

Address 16: Steering wheel Labels: 3C0-953-549-SW20.lbl
Part No SW: 3C0 953 549 AE HW: 3C0 953 549 AE
Component: J0527 0020
Revision: 00026000 Serial number: 3C9953507CP
Coding: 0000312
Shop #: WSC 05314 000 00000
VCID: 6FE853417E862D1


Part No: XXXXXXXXXXX
Component: E0221 002 0030


No fault code found.

I have searched the web but not with much success.

Any guidance appreciated.

Thank you in advance