Table Of Contents - Audi A6 2005 - Electrics Service Training

Contents
Overview
Control Unit Installation Positions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Bus Topology. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Installation Positions Of Fuses And Relays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Convenience Electrics
Control Unit For Power Management J644 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Access And Start Authorisation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Immobiliser And Component Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
External Lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Control Unit In Dash Panel Insert J285 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Control Unit For On-Board Power Supply J519 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Control Unit 2 For On-Board Power Supply J520 . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Central Control Unit For Convenience System J393 . . . . . . . . . . . . . . . . . . . . . . . . 55
Door Control Units J386 - J389 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Control Units For Seat Adjustment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Infotainment
Multimedia interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Antenna Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Control Unit For Front Information J523 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Sound Systems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Available Telephone Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
The Self-Study Programme provides information on the fundamentals of design and function of new vehicle
models, new vehicle components or new technologies.
The Self-Study Programme is not a Workshop Manual!
Specified values serve only to make the information easier to understand and relate to the software version
that was valid at the time the Self-Study Programme (SSP) was created.
For maintenance and repair work, please make sure to use the current technical documentation.
Reference Reference Note Note