On my 00 A6 that I just got the Navigation system is not working and I also noticed I do not see anything being displayed on the Information Display.

I also also the navigation drive in the trunk does not power up.

Could this be a fuse? Or does it need to be reprogrammed with a vag com?

Also I tried several times to erase my airbag light with a vag-com and it appears to erase but comes back right away. Any ideas on this?

I ran a vag-com and I get this

Chassis Type: 4B - Audi A6 C5
Scan: 01,02,03,08,15,16,17,35,36,37,45,55,56,76

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Address 01: Engine
Controller: 4B0 907 551 L
Component: 2.7l V6/5VT G01 0004
Coding: 06652
Shop #: WSC 40104
1 Fault Found:
16805 - Warm Up Catalyst: Bank 1: Efficiency Below Threshold
P0421 - 35-10 - - - Intermittent
Readiness: 0000 0000

-
Address 02: Auto Trans
Controller: 4B0 927 156 BD
Component: AG5 01V 2.7l5VT USA 3131
Coding: 00002
Shop #: WSC 00000
No fault code found.

-
Address 03: ABS Brakes
Controller: 8E0 614 111 A
Component: ABS/EDS 5.3 QUATTRO D10
Coding: 0273004284
Shop #: BB 24334
No fault code found.

-
Address 08: Auto HVAC
Controller: 
รถ4B 082 004
Coding: 00160
Shop #: WSC 02325
Note: Excessive Comm Errors

-
Address 15: Airbags
Controller: 4B0 959 655 F
Component: Airbag Front+Kopf 1002
Coding: 00306
Shop #: WSC 02325
1 Fault Found:
00588 - Airbag Igniter: Driver Side (N95)
32-00 - Resistance too High

-
Address 16: Steering wheel
Controller: 4B0 907 487 D
Component: Lenkradelektronik D01
Coding: 00103
Shop #: WSC 65535
1 Fault Found:
01426 - Controls in Steering Wheel (E221)
49-00 - No Communications

-
Address 17: Instruments
Controller: 4B0 920 980 M
Component: C5-KOMBIINSTR. VDO D11
Coding: 02264
Shop #: WSC 00000
2 Faults Found:
01300 - Control Module for Navigation with CD-Rom (J401)
49-00 - No Communications
01311 - Information Data Bus
37-10 - Faulty - Intermittent

-
Address 35: Centr. Locks
Controller: 4B0 962 258 J
Component: Central Lock/Alarm D33
Coding: 15885
Shop #: WSC 02325
7 Faults Found:
01371 - Alarm triggered by Door Contact Switch: Driver's Side
35-00 - -
01374 - Alarm triggered by Terminal 15
35-00 - -
01370 - Alarm triggered by Interior Monitoring
35-00 - -
01368 - Alarm triggered by Luggage Compartment Switch
35-00 - -
00956 - Key 2
09-10 - Adaptation Limit Surpassed - Intermittent
01561 - Left Rear Door
59-00 - Can't Unlock
01574 - Alarm triggered by Door Contact Switch: Right Rear
35-00 - -

-
Address 36: Seat Mem. Drvr
Controller: 4B0 959 760 A
Component: Sitzmemory D05
No fault code found.

-
Address 45: Inter. Monitor
Controller: 4B0 951 178 A
Component: Innenraumueberw. D04
Coding: 00101
Shop #: WSC 02325
1 Fault Found:
01349 - Alarm via Theft Warning System: Front
35-00 - -

-
Address 55: Xenon Range
Controller: 4B0 907 357
Component: LEUCHTWEITEREGLER D004
Coding: 00006
Shop #: WSC 02325
No fault code found.

-
Address 56: Radio
Controller: 4B0 035 195 A
Component: Radio D00
Coding: 00115
Shop #: WSC 02325
No fault code found.

End