audi a5 current flow diagram no. 58 / 1 - audi-forums.com · audi a5 current flow diagram no. 58 /...

Radio with Bang & Olufsen sound system From June 2007

Audi A5 Current Flow Diagram No. 58 / 1 09.2009

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Audi A5 Current Flow Diagram No. 58 / 2

ws = whitesw = blackro = redbr = browngn = greenbl = bluegr = greyli = purplege = yellowor = orangers = pink

Radio, Telephone transmitter and receiver unit R - RadioR36 - Telephone transmitter and receiver unitST2 - Fuse carrier 2SD3 - Fuse 3 on fuse holder DT12a - 12-pin connectorT16l - 16-pin connectorT18a - 18-pin connectorT54a - 54-pin connector

135 - Earth connection 2, in dash panel wiring harness

687 - Earth point 1, on centre tunnel

* - see applicable current flow diagram for fuse assignment


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Display unit for front information display and operating unit control unit, Radio J685 -

Display unit for front information display and operating unit control unit

R - RadioT10v - 10-pin connectorT10w - 10-pin connector* - Optional equipment

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Digital sound package control unit, Data bus diagnostic interface, Radio J525 - Digital sound package control unitJ533 - Data bus diagnostic interfaceR - RadioST3 - Fuse carrier 3SF3 - Fuse 3 in fuse holder FSF4 - Fuse 4 in fuse holder FST5 - Fuse carrier 5T16l - 16-pin connectorT17b - 17-pin connector, blueT17c - 17-pin connectorT20d - 20-pin connectorT27a - 27-pin connectorT27c - 27-pin connectorT32h - 32-pin connectorT46i - 46-pin connectorT46s - 46-pin connector* - see applicable current flow diagram for fuse assignment*2 - Up to April 2009*3 - From May 2009


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Digital sound package control unit, Radio, Microphone unit in front roof module J525 - Digital sound package control unitR - RadioR74 - Internal microphoneR140 - Front left microphoneR164 - Microphone unit in front roof moduleT6c - 6-pin connectorT18b - 18-pin connectorT32h - 32-pin connector

50 - Earth point, on left in luggage compartment

* - Only models with mobile telephone/telephone*2 - see applicable current flow diagram for telephone systems

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Digital sound package control unit, Radio, Front left treble loudspeaker, Front left bass loudspeaker, Front left mid-range loudspeaker, Centre mid-range and treble loudspeaker J525 - Digital sound package control unitR - RadioR20 - Front left treble loudspeakerR21 - Front left bass loudspeakerR103 - Front left mid-range loudspeakerR158 - Centre mid-range and treble loudspeakerT17c - 17-pin connectorT17d - 17-pin connectorT27a - 27-pin connectorT32h - 32-pin connector

B101 -

Connection (positive, front left speaker), in main wiring harness

B102 -

Connection (negative, front left speaker), in main wiring harness

* - Gradually discontinued*2 - Cross section depends on equipment


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Digital sound package control unit, Radio, Front right treble loudspeaker, Front right bass loudspeaker, Front right mid-range loudspeaker J525 - Digital sound package control unitR - RadioR22 - Front right treble loudspeakerR23 - Front right bass loudspeakerR104 - Front right mid-range loudspeakerT8k - 8-pin connectorT17f - 17-pin connectorT27c - 27-pin connectorT32h - 32-pin connector

B103 -

Connection (positive, front right speaker), in main wiring harness

B104 -

Connection (negative, front right speaker), in main wiring harness

* - Gradually discontinued*2 - Cross section depends on equipment

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Digital sound package control unit, Radio, Rear left treble loudspeaker, Rear right treble loudspeaker, Rear left mid-range and bass loudspeaker, Rear right mid-range and bass loudspeaker J525 - Digital sound package control unitR - RadioR14 - Rear left treble loudspeakerR16 - Rear right treble loudspeakerR159 - Rear left mid-range and bass loudspeakerR160 - Rear right mid-range and bass loudspeakerT27b - 27-pin connectorT27d - 27-pin connectorT32h - 32-pin connector

B484 - Connection 20, in main wiring harness




* - Only models with 5-doors


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Digital sound package control unit, Radio, Rear left mid-range loudspeaker, Subwoofer in rear shelf J525 - Digital sound package control unitR - RadioR105 - Rear left mid-range loudspeakerR106 - Rear right mid-range loudspeakerR157 - Subwoofer in rear shelfT32h - 32-pin connector* - According to equipment

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Radio, Radio, telephone and navigation system aerial, Aerial amplifier 2, Aerial amplifier 3, Satellite aerial R - RadioR52 - Radio, telephone and navigation system aerialR111 - Aerial amplifier 2R112 - Aerial amplifier 3R170 - Satellite aerialT1ac - Single connectorT1ah - Single connectorT1ao - Single connectorT1ap - Single connectorT1i - Single connectorT1l - Single connectorT2df - 2-pin connector

61 - Earth point, left C-pillar

374 - Earth connection 9, in main wiring harness

* - According to equipment*2 - Roof aerial


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Radio, Connection for external audio sources R - RadioR199 - Connection for external audio sourcesT4i - 4-pin connectorT12s - 12-pin connector



476 - Earth connection in audio wiring harness


* -

Only models with connection for external audio sources - AUX-IN socket

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Radio R - RadioR199 - Connection for external audio sourcesSD1 - Fuse 1 on fuse holder DST2 - Fuse carrier 2T12s - 12-pin connectorT12t - 12-pin connectorT46s - 46-pin connector

81 - Earth connection 1, in dash panel wiring harness

346 - Earth connection (audio), in dash panel wiring harness


* -

Only models with connection for external audio sources - Audi music interface

*2 - see applicable current flow diagram for fuse assignment

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