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Notes on replacing navigation system components > < Entering location

A3 Mk1

Interrogating software version
Interrogating software version
Software version is interrogated by implementing the following steps:
–  Simultaneously press RETURN key and INFO key on operating unit and switch ignition to “On” position.
The following then appears for example on the display:
   
SOFTWARE
VERSION		 
MMI: 7901A

BIOS: 76502
CD: 76529
 

–  Note down display and keep to hand for enquiries.
–  Switching off ignition terminates this function.
   

Notes on replacing navigation system components > < Entering location