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Activating service mode > < Overview of fitting locations (Avant)

A4 Mk2

Activating/deactivating service mode
Activating/deactivating service mode
  WARNING
t  Telephone/telematics control unit -J526- must be set to service mode before disconnecting battery -A-.
t  Otherwise, the emergency battery for telematics -A16- in telephone/telematics control unit -J526- will be drained.
   

Activating service mode > < Overview of fitting locations (Avant)