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AUDI A3 2004 – Radio and navigation system RNS-D (7Q2) . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI A3 2004 - Fuses



Wiring Diagram  AUDI A3 2004 - Fuses https://portal-diagnostov.com/license.html
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DIgnition/starter switch
J402Navigation operating electronics control unit
S5Fuse in relay plate fuse holder
S10Fuse in relay plate fuse holder
S237Fuse in fuse holder
S242Fuse in fuse holder
T88-connector, on radio
T2626-pin connector, black, on navigation system control unit
   45 Earth point, centre behind dash panel
   255 Earth connection 1, in radio wiring harness
   A2 Positive connection (15), in dash panel wiring harness
   A21 Connection (86s), in dash panel wiring harness
   A46 Positive connection (30 - from radio), in dash panel wiring harness
   B135 Connection 1 (15a), in interior wiring harness
*applicable from November 2001
**is dropped from November 2001
***for Bose sound system only

Wiring Diagram AUDI A3 2004 - ABS control unit - reversing light switch



Wiring Diagram  AUDI A3 2004 - ABS control unit - reversing light switch https://portal-diagnostov.com/license.html
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F4Reversing light switch
J104ABS control unit
J402Navigation operating electronics control unit
T10x10-pin connector, orange, in plenum chamber
T2626-pin connector, black, on navigation system control unit
V94Central locking motor with control unit for interior lights switch-off delay and anti-theft alarm system
   A87 Connection (RL), in dash panel wiring harness
   B139 Connection (LPL), in interior wiring harness
*for models with anti-lock brake system (ABS) MK20
**for models with anti-lock brake system (ABS) MK60 only
***is dropped, from model year 2002, for models with anti-lock brake system (ABS) MK60 only
****is dropped, from model year 2003, for models with anti-lock brake system (ABS) MK20 only
#applicable from November 2001

Wiring Diagram AUDI A3 2004 - Telephone and telematics control unit and mobile telephone interface



Wiring Diagram  AUDI A3 2004 - Telephone and telematics control unit and mobile telephone interface https://portal-diagnostov.com/license.html
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J402Navigation operating electronics control unit
J526Telephone and telematics control unit
R36Telephone transmitter and receiver unit
T88-connector, on radio
T10k10-pin connector, red, on radio
T10ae10-pin connector, on telephone / telematics control unit
T18a18-pin connector, mobile telephone interface in centre console
T20a20-pin connector, black, on radio
T4646-pin connector, on telephone / telematics control unit
   A129 Connection (muting), in dash panel wiring harness
   B116 Connection (58d), in interior wiring harness
   V49 Connection (NF +), in communication wiring harness
   V50 Connection (NF -), in communication wiring harness
*with preparation for mobile telephone
**with telephone / telematics
***is dropped, from model year 2002

Wiring Diagram AUDI A3 2004 - Front and rear loudspeaker



Wiring Diagram  AUDI A3 2004 - Front and rear loudspeaker https://portal-diagnostov.com/license.html
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J402Navigation operating electronics control unit
R15Rear left bass loudspeaker
R17Rear right bass loudspeaker
R21Front left bass loudspeaker
R23Front right bass loudspeaker
R26Front left mid-range and treble loudspeaker
R27Front right mid-range and treble loudspeaker
R34Rear left mid-range and treble loudspeaker
R35Rear right mid-range and treble loudspeaker
T2x2-pin connector, black, on rear left loudspeaker
T2y2-pin connector, black, on rear right loudspeaker
T5d5-pin connector, black, in driver door
T5e5-pin connector, black, in front passenger door
T8a8-connector, brown, on radio
T10q10-pin connector, green, connector carrier on left of A-pillar
T10r10-pin connector, green, connector carrier on right of A-pillar
*with passive loudspeaker only

Wiring Diagram AUDI A3 2004 - Rear active loudspeaker with bass loudspeaker



Wiring Diagram  AUDI A3 2004 - Rear active loudspeaker with bass loudspeaker https://portal-diagnostov.com/license.html
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J402Navigation operating electronics control unit
R15Rear left bass loudspeaker
R17Rear right bass loudspeaker
R34Rear left mid-range and treble loudspeaker
R35Rear right mid-range and treble loudspeaker
R44Amplifier with bass loudspeaker, on left in luggage compartment
T2x2-pin connector, black, on rear left loudspeaker
T2y2-pin connector, black, on rear right loudspeaker
T10t10-pin connector, red, on left in luggage compartment
T20a20-pin connector, black, on radio
   255 Earth connection 1, in radio wiring harness

Wiring Diagram AUDI A3 2004 - Amplifier - bass loudspeaker with Bose sound system



Wiring Diagram  AUDI A3 2004 - Amplifier - bass loudspeaker with Bose sound system https://portal-diagnostov.com/license.html
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J402Navigation operating electronics control unit
R12Amplifier
R39Telephone and navigation systems loudspeaker
R44Amplifier with bass loudspeaker, on left in luggage compartment
T8a8-connector, brown, on radio
T20a20-pin connector, black, on radio
   255 Earth connection 1, in radio wiring harness
   V3 Connection (NF) in rear loudspeaker wiring harness
*only for Bose sound system with telephone, is dropped, from November 2001

Wiring Diagram AUDI A3 2004 - Amplifier with Bose sound system



Wiring Diagram  AUDI A3 2004 - Amplifier with Bose sound system https://portal-diagnostov.com/license.html
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Get access to all wiring diagrams of the carDownload PDF file
J402Navigation operating electronics control unit
R12Amplifier
R21Front left bass loudspeaker
R23Front right bass loudspeaker
R26Front left mid-range and treble loudspeaker
R27Front right mid-range and treble loudspeaker
R34Rear left mid-range and treble loudspeaker
R35Rear right mid-range and treble loudspeaker
T2x2-pin connector, black, on rear left loudspeaker
T2y2-pin connector, black, on rear right loudspeaker
T5d5-pin connector, black, in driver door
T5e5-pin connector, black, in front passenger door
T10q10-pin connector, green, connector carrier on left of A-pillar
T10r10-pin connector, green, connector carrier on right of A-pillar

Wiring Diagram AUDI A3 2004 - CD changer



Wiring Diagram  AUDI A3 2004 - CD changer https://portal-diagnostov.com/license.html
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J402Navigation operating electronics control unit
R41CD changer
T20a20-pin connector, black, on radio
   255 Earth connection 1, in radio wiring harness
   V14 Connection (screening), in CD changer wiring harness

Wiring Diagram AUDI A3 2004 - Navigation system tuner for TV



Wiring Diagram  AUDI A3 2004 - Navigation system tuner for TV https://portal-diagnostov.com/license.html
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J402Navigation operating electronics control unit
J415Navigation system tuner for TV
T1111-pin connector, on navigation system tuner for TV
T5454-pin connector, black, on navigation system tuner for TV

Wiring Diagram AUDI A3 2004 - Navigation system tuner for TV - navigation system interface



Wiring Diagram  AUDI A3 2004 - Navigation system tuner for TV - navigation system interface https://portal-diagnostov.com/license.html
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Get access to all wiring diagrams of the carDownload PDF file
J402Navigation operating electronics control unit
J415Navigation system tuner for TV
R1Aerial connection
R94Navigation system interface
T12b12-pin connector, on navigation system interface
T2626-pin connector, black, on navigation system control unit
T5454-pin connector, black, on navigation system tuner for TV
   30 Earth point 1, next to relay plate
   285 Earth connection 7, in interior wiring harness
   A148 Connection (navigation CAN bus, high), in dash panel wiring harness
   A149 Connection (navigation CAN bus, low), in dash panel wiring harness

Wiring Diagram AUDI A3 2004 - Auto-check system - combi-processor in dash panel insert



Wiring Diagram  AUDI A3 2004 - Auto-check system - combi-processor in dash panel insert https://portal-diagnostov.com/license.html
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J189Auto-check system
J218Combi-processor in dash panel insert
J402Navigation operating electronics control unit
J415Navigation system tuner for TV
R94Navigation system interface
T88-connector, on radio
T12b12-pin connector, on navigation system interface
T1616-pin connector, black, shelf centre console (diagnostic connector)
T3232-pin connector, blue, on dash panel insert
T32a32-pin connector, green, on dash panel insert
T32b32-pin connector, grey, on dash panel insert
T5454-pin connector, black, on navigation system tuner for TV
   285 Earth connection 7, in interior wiring harness
   A27 Connection (speed signal), in dash panel wiring harness
   A76 Connection (diagnosis wire K), in dash panel wiring harness
   A178 Connection (infotainment CAN bus, high), in dash panel wiring harness
   A179 Connection (infotainment CAN bus, low), in dash panel wiring harness
   B145 Positive connection (58b), in interior wiring harness

Wiring Diagram AUDI A3 2004 - Aerial - aerial amplifier - aerial selection control unit - navigation system tuner for TV



Wiring Diagram  AUDI A3 2004 - Aerial - aerial amplifier - aerial selection control unit - navigation system tuner for TV https://portal-diagnostov.com/license.html
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J415Navigation system tuner for TV
J515Aerial selection control unit
R1Aerial connection
R24Aerial amplifier
R85Aerial amplifier 4 for TV
R111Aerial amplifier 2
R112Aerial amplifier 3
Z24Heated rear window with window aerial

Wiring Diagram AUDI A3 2004 - Aerials - aerial amplifier - aerial selection control unit



Wiring Diagram  AUDI A3 2004 - Aerials - aerial amplifier - aerial selection control unit https://portal-diagnostov.com/license.html
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E15Heated rear window switch
E87Operating and display unit for air conditioning system/Climatronic
J515Aerial selection control unit
J526Telephone and telematics control unit
R11Aerial
R18Left frequency switch
R19Right frequency switch
R50Navigation system aerial
R87Aerial filter
R113Aerial amplifier 4
Z1Heated rear window
Z24Heated rear window with window aerial
   255 Earth connection 1, in radio wiring harness
   B248 Connection 2 (heated rear window), in interior wiring harness
*with telephone / telematics only