Audi Workshop Service and Repair Manuals > A3 Mk1 > Vehicle electrics | Radio, Telephone and Navigation System, Self-diagnosis | Self diagnosis, V.A.G Inspection Service | Radio system self-diagnosis (as of MY 98) | Starting radio system self-diagnosis | Additional sources of information and test requirements

Additional sources of information and test requirements

Additional sources of information:

t	Binder → Current flow diagrams, Electrical fault finding and Fitting locations

t	Technical Service Handbook

t	Parts List

Test requirements:

t	Corresponding fuses checked → Current flow diagrams, Electrical fault finding and Fitting locations

t	Vehicle diagnostic, testing and information system -VAS 5051- or fault reader -V.A.G 1551- connected up → Chapter

t	Ignition on

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