
30
Operation and function
V.A.G 1551
123
C
O
Q
456
789
PRINT
HELP
V.A.G EIGENDIAGNOSE
1. SCHNELLE DATENÜBERTRAGUNG
HELP
SSP 199-034
VAS 5051
The address word for the navigation unit is
37
.
The following functions can be selected:
Interrogate navigation system version
01- Interrogate navigation system version
02- Interrogate fault memory
03- Actuator diagnosis
05- Erase fault memory
06- End of output
08- Read measured value block
10- Adaptation
Self-diagnosis of the navigation unit
02 - Interrogate fault memory
Faults of the Radio Navigation System are saved to fault memory by the self-diagnosis.
These faults can be displayed on the monitor of the V.A.G 1551/52 or of the VAS 5051 diagnosis system:
The Workshop Manuals are updated after technical modifications are made.
Please use the vehicle-specific Workshop Manuals as an aid to carrying out self-diagnosis.
Source of fault Fault message Effect
Vehicle power supply, terminal 30 Signal too low Poor or no function
Radio display output, dash panel insert No communication Display NOK
Antenna for navigation system (GPS) -R50/
R52
Open circuit/short cir-
cuit to positive, short
circuit to earth
Navigation system (position fixing)
not functioning properly
Connection to ABS control unit No signal Navigation system NOK
Databus information No signal DSP function NOK
Control unit Defective No navigation possible
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