Audi Workshop Service and Repair Manuals > A4 Mk2 > Heating, ventilation, air conditioning system | Auxiliary heater | Self diagnosis, V.A.G Inspection Service | Auxiliary heater electrical checks | Preparation for electrical checks | Measuring instruments and test equipment required

Measuring instruments and test equipment required

t	Vehicle diagnostic, testing and information system -VAS 5051A- with multimeter leads -VAS 5051/7-, probe -VAS 5051/8- and current probe 50 A -VAS 5051/9-

t	Adapter set -V.A.G 1594 C-

Audi Workshop Service and Repair Manuals