RADIO – Audi A4 2.0T 2010 – SYSTEM WIRING DIAGRAMS

RADIO

MOST Data Bus Wiring Diagram, MMI 2 for Audi A4 2.0T 2010

List of elements for MOST Data Bus Wiring Diagram, MMI 2 for Audi A4 2.0T 2010:

• (sedan: left rear of trunk)
• Basic
• Cd changer
• Data bus on board diagnostic interface (behind center of dash)
• Digital radio
• Digital sound system control module (avant: left rear of cargo area)
• Digital sound system control module (avant: left rear of cargo area) (sedan: left rear of trunk)
• External audio source connection
• Front information display control head control module (behind glove box)
• High
• Lwl in
• Lwl out
• Navigation system w/ cd drive control module (left side of trunk)
• Nca
• Radio
• Satellite radio/ digital radio (satellite radio: left rear of trunk)
• Telephone transceiver (under front passenger's seat)
• Tv tuner (left side of trunk)

MOST Data Bus Wiring Diagram, MMI 3 for Audi A4 2.0T 2010

List of elements for MOST Data Bus Wiring Diagram, MMI 3 for Audi A4 2.0T 2010:

• Cd changer/ dvd changer
• Data bus on board diagnostic interface (behind center of dash)
• Digital sound system control module (avant: left rear of cargo area) (sedan: left rear of trunk)
• Except premium
• Information electronics control module 1
• Lwl in
• Lwl out
• Nca
• Premium
• Radio
• T2dg
• T2dk
• T2do
• Tv tuner (left side of trunk)

Multimedia Interface Wiring Diagram (1 of 2) for Audi A4 2.0T 2010

List of elements for Multimedia Interface Wiring Diagram (1 of 2) for Audi A4 2.0T 2010:

• (left side of center tunnel) g687
• (or nca)
• (right side of center tunnel) g688
• (w/o speaker phone)
• 18 pin connector t18a
• Computer data lines system
• Front information display control head control module (behind glove box)
• Fuse 5a
• Fuse 7.5a
• Fuse carrier
• Fuse carrier 2
• G687 (left side of center tunnel)
• Hot at all times
• Information electronics control module 1
• Left front microphone
• Luggage compartment relay/fuse carrier (right side of luggage compt)
• Microphone unit (in front of module)
• Mmi basic
• Mmi high
• Most data bus circuit
• Multimedia control head
• Nca
• Passenger's side fuse panel (behind right end of dash)
• Rear view camera system control module (if equipped) (right side of trunk)
• Red
• Right front microphone
• T12x
• T1o
• T1p
• T1s
• T1w
• T2di
• T32b
• T4aj
• T4al
• T4am
• T4ao
• T8ah
• T8ai
• T8ao
• Telephone baseplate (w/ speaker)
• Telephone baseplate (w/o speaker)
• Vehicle electric system control module (under left side of dash)
• W/ speaker
• W/o speaker

Multimedia Interface Wiring Diagram (2 of 2) for Audi A4 2.0T 2010

List of elements for Multimedia Interface Wiring Diagram (2 of 2) for Audi A4 2.0T 2010:

• (or nca)
• 7a3/7a6
• 7d3/uf7
• Antenna amplifier 2 (sedan) (right rear of roof)
• Antenna amplifier 3 (sedan: left side of trunk) (avant: left side of cargo area)
• Comfort system central control module (right side of trunk)
• External audio source connection
• G61 (sedan: left "c" pillar) (avant: behind left quarterpanel)
• G62 (right "c" pillar)
• Information electronics control module 1
• Navigation system antenna
• Nca
• Radio (if equipped)
• Radio, telephone & navigation system antenna (sedan) (center rear of roof)
• Red
• Satellite antenna
• T12y
• T1ac
• T1ae
• T1af
• T1ah
• T1ai
• T1i
• T1l
• T1m
• T1n
• T2dn
• T4ap
• Telephone antenna
• Tv tuner (if equipped) (left side of trunk)

Radio Wiring Diagram, Basic Infotainment (1 of 2) for Audi A4 2.0T 2010

List of elements for Radio Wiring Diagram, Basic Infotainment (1 of 2) for Audi A4 2.0T 2010:

• 18 pin connector
• 7a3/uf0
• 7d3/uf7
• Antenna amplifier (right rear of roof)
• Antenna amplifier 3 (sedan: left side of trunk) (avant: left side of cargo area)
• Computer data lines system
• External audio source connection
• Fuse 20a
• Fuse 5a
• Fuse carrier
• G61 (sedan: left "c" pillar) (avant: behind left quarterpanel)
• G687 (left side of center tunnel)
• G688 (right side of center tunnel)
• Hot at all times
• Nca
• Passenger's side fuse panel (behind right end of dash)
• Radio
• Radio, telephone navigation system antenna (w/ roof antenna) (center rear of roof)
• Satellite antenna
• T12a
• T12s
• T16l
• T18a
• T8k
• Telephone transceiver (under front passenger's seat)
• W/ speaker phone
• W/o speaker phone

Radio Wiring Diagram, Basic Infotainment (2 of 2) for Audi A4 2.0T 2010

List of elements for Radio Wiring Diagram, Basic Infotainment (2 of 2) for Audi A4 2.0T 2010:

• Cd/dvd changer
• Computer data lines system
• Front information display control head control module (w/ radio) (behind glove box)
• Fuse 5a
• Fuse carrier 2
• G687 (left side of center tunnel)
• Hot at all times
• Left front mid-bass speaker
• Left front treble speaker
• Left rear mid/low range speaker
• Left rear treble speaker
• Most data bus circuit
• Nca
• Passenger's side fuse panel (behind right end of dash)
• Right front mid-bass speaker
• Right front treble speaker
• Right rear mid/low range speaker
• Right rear treble speaker

Radio Wiring Diagram, MMI 2 Basic (1 of 2) for Audi A4 2.0T 2010

List of elements for Radio Wiring Diagram, MMI 2 Basic (1 of 2) for Audi A4 2.0T 2010:

• 18 pin connector (w/o speaker phone)
• Cd changer
• Computer data lines system
• Digital sound system control module (avant: left rear cargo area) (sedan: left rear of trunk)
• External audio source connection (w/ mmi high)
• Front information display control head control module (w/o rear view camera) (behind glove box)
• Fuse 40a
• Fuse 5a
• Fuse 7.5a
• Fuse carrier 2
• Fuse carrier 3
• Fuse carrier 5
• G50 (left side of luggage compt)
• G687 (left side of center tunnel)
• Hot at all times
• Left front mid-bass speaker
• Left front treble speaker
• Luggage compartment relay/fuse carrier (right side of luggage compt)
• Most data bus circuit
• Nca
• Passenger's side fuse panel (behind right end of dash)
• Rear view camera system control module (if equipped) (right side of trunk)
• Right front mid-bass speaker
• Right front treble speaker
• T18a
• T20c
• T32h
• Tv tuner (left side of trunk)
• W/ mmi high

Radio Wiring Diagram, MMI 2 Basic (2 of 2) for Audi A4 2.0T 2010

List of elements for Radio Wiring Diagram, MMI 2 Basic (2 of 2) for Audi A4 2.0T 2010:

• Antenna amplifier 2 (right rear of roof)
• Antenna amplifier 3 (sedan: left side of trunk) (avant: left side of cargo area)
• Computer data lines system
• Driver's seat multimedia
• Front passenger's seat multimedia
• Fuse 5a
• Fuse 7.5a
• Fuse carrier 4
• Fuse carrier 5
• G50 (left side of luggage compt)
• G61 (sedan: left "c" pillar) (avant: behind left quarterpanel)
• G62 (right "c" pillar)
• G639 (behind left kick panel)
• G730 (base of right "c" pillar)
• Hot at all times
• Hot w/ sockets relay energized
• Left rear mid/low range speaker
• Left rear treble speaker
• Luggage compartment relay/fuse carrier (right side of luggage compt)
• Most data bus circuit
• Navigation system w/ cd drive control module (left side of trunk)
• Nca
• Radio
• Radio, telephone navigation system antenna (w/ roof antenna) (center rear of roof)
• Right rear mid/low range speaker
• Right rear treble speaker
• Satellite antenna
• Satellite radio (left rear of trunk)
• W/ speaker phone

Radio Wiring Diagram, MMI 2 Standard (1 of 3) for Audi A4 2.0T 2010

List of elements for Radio Wiring Diagram, MMI 2 Standard (1 of 3) for Audi A4 2.0T 2010:

• 18 pin connector (w/o speaker phone)
• Computer data lines system
• Digital sound system control module (avant: left rear of cargo area) (sedan: left rear of trunk)
• External audio source connection (7a3/7a6)
• Front information display control control module head control module (w/o rear view camera) (behind glove box)
• Fuse 40a
• Fuse 7.5a
• Fuse carrier 3
• Fuse carrier 5
• G50 (left side of luggage compt)
• Hot at all times
• Luggage compartment relay/fuse carrier (right side of luggage compt)
• Microphone unit (in front roof module)
• Most data bus circuit
• Nca
• Rear view camera system control module (if equipped) (right side of trunk)
• T18a
• T20c
• Telephone microphone
• Telephone transceiver (under front passenger's seat)
• Tv tuner (left side of trunk)
• Voice control microphone
• W/ speaker phone
• W/o speaker phone

Radio Wiring Diagram, MMI 2 Standard (2 of 3) for Audi A4 2.0T 2010

List of elements for Radio Wiring Diagram, MMI 2 Standard (2 of 3) for Audi A4 2.0T 2010:

• (sedan: left side of trunk) (avant: left side of cargo area)
• Antenna amplifier 2 (right rear of roof)
• Antenna amplifier 3
• Computer data lines system
• Fuse 7.5a
• Fuse carrier
• G50 (left side of luggage compt)
• G61 (sedan: left "c" pillar) (avant: behind left quarterpanel)
• G62 (right "c" pillar)
• Hot at all times
• Luggage compartment relay/fuse carrier (right side of luggage compt)
• Most data bus circuit
• Navigation system w/ cd drive control module (left side of trunk)
• Nca
• Radio
• Radio, telephone navigation system antenna (w/ roof antenna) (center rear of roof)
• Satellite antenna
• Satellite radio (left rear of trunk)
• W/ speaker phone

Radio Wiring Diagram, MMI 2 Standard (3 of 3) for Audi A4 2.0T 2010

List of elements for Radio Wiring Diagram, MMI 2 Standard (3 of 3) for Audi A4 2.0T 2010:

• Cd changer
• Center mid/high range speaker
• Computer data lines system
• Driver's seat multimedia
• External audio source connection (w/ mmi high)
• Front passenger's seat multimedia
• Fuse 5a
• Fuse carrier 2
• Fuse carrier 4
• G639 (behind left kick panel)
• G687 (left side of center tunnel)
• G730 (base of right "c" pillar)
• Hot at all times
• Hot w/ sockets relay energized
• Left front mid-bass speaker
• Left front treble speaker
• Left rear mid/low range speaker
• Left rear treble speaker
• Luggage compartment relay/fuse carrier (right side of luggage compt)
• Most data bus circuit
• Nca
• Passenger's side fuse panel (under right end of dash)
• Right front mid-bass speaker
• Right front treble speaker
• Right rear mid/low range speaker
• Right rear treble speaker
• Subwoofer
• W/ mmi high

Radio Wiring Diagram, MMI 3 Basic (1 of 2) for Audi A4 2.0T 2010

List of elements for Radio Wiring Diagram, MMI 3 Basic (1 of 2) for Audi A4 2.0T 2010:

• 18-pin connector (w/o handsfree speaking system)
• Antenna amplifier 3 (sedan: left side of trunk) (avant: left side of cargo area)
• Comfort system central control module (right side of trunk)
• Computer data lines system
• Fuse 20a
• Fuse 7.5a
• Fuse carrier
• G50 (left side of luggage compt)
• G61 (sedan: left "c" pillar) (avant: behind left quarterpanel)
• G62 (right "c" pillar)
• Hot at all times
• Luggage compartment relay/fuse carrier (right side of luggage compt)
• Most data bus circuit
• Nca
• Radio
• Right front mid-bass speaker
• Right front treble speaker
• Right rear mid/ low range speaker
• Right rear treble speaker
• T10ag
• T12w
• T18a
• T1i
• T1l
• T1m
• T20c
• T2dn
• T2do
• T8ag
• Tv tuner (if equipped) (left side of trunk)
• W/ rear view camera

Radio Wiring Diagram, MMI 3 Basic (2 of 2) for Audi A4 2.0T 2010

List of elements for Radio Wiring Diagram, MMI 3 Basic (2 of 2) for Audi A4 2.0T 2010:

• Antenna amplifier 2 (right rear of roof)
• Cd/dvd changer
• Computer data lines system
• Digital radio antenna
• Driver's seat multimedia
• Front passenger's seat multimedia
• Fuse 5a
• Fuse carrier 2
• Fuse carrier 4
• G639 (behind left kick panel)
• G687 (left side of center tunnel)
• G730 (base of right "c" pillar)
• Hot at all times
• Hot w/ sockets relay energized
• Information electronics control module 1
• Left front mid-bass speaker
• Left front treble speaker
• Left rear mid/ low range speaker
• Left rear treble speaker
• Luggage compartment relay/fuse carrier (right side of luggage compt)
• Most data bus circuit
• Navigation system antenna
• Nca
• Passenger's side fuse panel (behind right end of dash)
• Radio, telephone navigation system antenna (center rear of roof)
• Satellite antenna
• T1ac
• T1ae
• T1af
• T1ah
• T1ai
• T1n
• T1o
• T1p
• T1w
• Telephone antenna
• Telephone base plate
• W/ rear view camera
• W/ speaker phone

Radio Wiring Diagram, MMI 3 Premium (1 of 2) for Audi A4 2.0T 2010

List of elements for Radio Wiring Diagram, MMI 3 Premium (1 of 2) for Audi A4 2.0T 2010:

• (left side of luggage compt) g50
• Antenna amplifier 2 (right rear of roof)
• Antenna amplifier 3 (sedan: left side of trunk) (avant: left side of cargo area)
• Cd/dvd changer
• Comfort system central control module (right side of trunk)
• Computer data lines system
• Digital radio antenna
• Fuse 20a
• Fuse 5a
• Fuse 7.5a
• Fuse carrier
• Fuse carrier 2
• G50 (left side of luggage compt)
• G61 (sedan: left "c" pillar) (avant: behind left quarterpanel)
• G62 (right "c" pillar)
• G687 (left side of center tunnel)
• Hot at all times
• Information electronics control module 1
• Luggage compartment relay/fuse carrier (right side of luggage compt)
• Most data bus circuit
• Navigation system antenna
• Nca
• Passenger's side fuse panel (behind right end of dash)
• Radio
• Radio, telephone navigation system antenna (center rear of roof)
• Satellite antenna
• T10ag
• T1ac
• T1ae
• T1af
• T1ah
• T1ai
• T1i
• T1l
• T1m
• T1n
• T1o
• T1p
• T1w
• T20c
• T2dg
• T2dn
• T2do
• Telephone antenna
• Telephone base plate
• Tv tuner (if equipped) (left side of trunk)
• W/ rear view camera
• W/ speaker phone

Radio Wiring Diagram, MMI 3 Premium (2 of 2) for Audi A4 2.0T 2010

List of elements for Radio Wiring Diagram, MMI 3 Premium (2 of 2) for Audi A4 2.0T 2010:

• (left side of luggage compt) g50
• (sedan: left rear of trunk)
• Center mid/ high range speaker
• Computer data lines system
• Digital sound system control module (avant: left rear of cargo area)
• Driver's seat multimedia
• Front passenger's seat multimedia
• Fuse 5a
• Fuse carrier 4
• G639 (behind left kick panel)
• G730 (base of right "c" pillar)
• Hot w/ sockets relay energized
• Inside microphone
• Left front bass speaker
• Left front mid-bass speaker
• Left front treble speaker
• Left rear mid/ low range speaker
• Left rear midrange speaker
• Left rear treble speaker
• Luggage compartment relay/fuse carrier (right side of luggage compt)
• Microphone unit (in front roof module)
• Most data bus circuit
• Nca
• Right front bass speaker
• Right front midrange speaker
• Right front treble speaker
• Right rear mid/ low range speaker
• Right rear midrange speaker
• Right rear treble speaker
• Subwoofer
• T18b
• T2dk
• T32h

Radio Wiring Diagram, MMI 3 Standard (1 of 2) for Audi A4 2.0T 2010

List of elements for Radio Wiring Diagram, MMI 3 Standard (1 of 2) for Audi A4 2.0T 2010:

• 18-pin connector (w/o handsfree speaking system)
• Antenna amplifier 3 (sedan: left side of trunk) (avant: left side of cargo area)
• Center mid/high range speaker
• Comfort system central control module (right side of trunk)
• Computer data lines system
• Fuse 20a
• Fuse 7.5a
• Fuse carrier
• G50 (left side of luggage compt)
• G61 (sedan: left "c" pillar) (avant: behind left quarterpanel)
• G62 (right "c" pillar)
• Hot at all times
• Luggage compartment relay/fuse carrier (right side of luggage compt)
• Most data bus circuit
• Nca
• Radio
• Right front mid-bass speaker
• Right front treble speaker
• Right rear mid/ low range speaker
• Right rear treble speaker
• Subwoofer
• T10ag
• T12w
• T18a
• T1i
• T1l
• T1m
• T20c
• T2dg
• T2dn
• T2do
• T8ag
• Tv tuner (if equipped) (left side of trunk)
• W/ rear view camera

Radio Wiring Diagram, MMI 3 Standard (2 of 2) for Audi A4 2.0T 2010

List of elements for Radio Wiring Diagram, MMI 3 Standard (2 of 2) for Audi A4 2.0T 2010:

• Antenna amplifier 2 (right rear of roof)
• Cd/dvd changer
• Computer data lines system
• Digital radio antenna
• Driver's seat multimedia
• Front passenger's seat multimedia
• Fuse 5a
• Fuse carrier 2
• Fuse carrier 4
• G639 (behind left kick panel)
• G687 (left side of center tunnel)
• G730 (base of right "c" pillar)
• Hot at all times
• Hot w/ sockets relay energized
• Information electronics control module 1
• Left front mid-bass speaker
• Left front treble speaker
• Left rear mid/ low range speaker
• Left rear treble speaker
• Luggage compartment relay/fuse carrier (right side of luggage compt)
• Most data bus circuit
• Navigation system antenna
• Nca
• Passenger's side fuse panel (behind right end of dash)
• Radio, telephone navigation system antenna (center rear of roof)
• Satellite antenna
• T1ac
• T1ae
• T1af
• T1ah
• T1ai
• T1n
• T1o
• T1p
• T1w
• Telephone antenna
• Telephone base plate
• W/ rear view camera
• W/ speaker phone

Radio Wiring Diagram, Premium Infotainment (1 of 2) for Audi A4 2.0T 2010

List of elements for Radio Wiring Diagram, Premium Infotainment (1 of 2) for Audi A4 2.0T 2010:

• 18 pin connector
• 7a3/uf0
• 7d3/uf7
• Antenna amplifier (right rear of roof)
• Antenna amplifier 3 (sedan: left side of trunk) (avant: left side of cargo area)
• Computer data lines system
• External audio source connection
• Fuse 20a
• Fuse 5a
• Fuse carrier
• G61 (sedan: left "c" pillar) (avant: behind left quarterpanel)
• G687 (left side of center tunnel)
• G688 (right side of center tunnel)
• Hot at all times
• Nca
• Passenger's side fuse panel (behind right end of dash)
• Radio
• Radio, telephone navigation system antenna (w/ roof antenna) (center rear of roof)
• Satellite antenna
• T12a
• T12s
• T16l
• T18a
• T8k
• Telephone transceiver (under front passenger's seat)
• W/ speaker phone
• W/o speaker phone

Radio Wiring Diagram, Premium Infotainment (2 of 2) for Audi A4 2.0T 2010

List of elements for Radio Wiring Diagram, Premium Infotainment (2 of 2) for Audi A4 2.0T 2010:

• Center mid/high range speaker
• Computer data lines system
• Digital sound system control module (sedan: left rear of trunk) (avant: left rear of cargo area)
• Front information display control head control module (w/ radio concert or symphony) (behind glove box)
• Fuse 20a
• Fuse carrier 5
• G50 (left side of luggage compt)
• Hot at all times
• Inside microphone
• Left front bass speaker
• Left front mid-bass speaker
• Left front treble speaker
• Left rear mid/low range speaker
• Left rear midrange speaker
• Left rear treble speaker
• Luggage compartment relay/fuse carrier (right side of luggage compt)
• Microphone unit (in front roof module)
• Pnk
• Radio
• Red
• Right front bass speaker
• Right front midrange speaker
• Right front treble speaker
• Right rear mid/low range speaker
• Right rear midrange speaker
• Right rear treble speaker
• Subwoofer
• T10v
• T18b
• T32h
• Telephone microphone

Radio Wiring Diagram, Standard Infotainment (1 of 2) for Audi A4 2.0T 2010

List of elements for Radio Wiring Diagram, Standard Infotainment (1 of 2) for Audi A4 2.0T 2010:

• 18 pin connector
• 7a3/uf0
• 7d3/uf7
• Antenna amplifier (right rear of roof)
• Antenna amplifier 3 (sedan: left side of trunk) (avant: left side of cargo area)
• Computer data lines system
• External audio source connection
• Fuse 20a
• Fuse 5a
• Fuse carrier 2
• G61 (sedan: left "c" pillar) (avant: behind left quarterpanel)
• G687 (left side of center tunnel)
• G688 (right side of center tunnel)
• Hot at all times
• Nca
• Passenger's side fuse panel (behind right end of dash)
• Radio
• Radio,telephone navigation system antenna (w/ roof antenna) (center rear of roof)
• Satellite antenna
• T12a
• T12s
• T16l
• T18a
• T8k
• Telephone transceiver (under front passenger's seat)
• W/ speaker phone
• W/o speaker phone

Radio Wiring Diagram, Standard Infotainment (2 of 2) for Audi A4 2.0T 2010

List of elements for Radio Wiring Diagram, Standard Infotainment (2 of 2) for Audi A4 2.0T 2010:

• Center mid/high range speaker
• Computer data lines system
• Digital sound system control module (avant: left rear of cargo area) (sedan: left rear of trunk)
• Front information display control head control module (w/ radio concert or symphony) (behind glove box)
• Fuse 20a
• Fuse carrier 5
• G50 (left side of luggage compt)
• Hot at all times
• Left front mid-bass speaker
• Left front treble speaker
• Left rear mid/low range speaker
• Left rear treble speaker
• Luggage compartment relay/fuse carrier (right side of luggage compt)
• Pnk
• Radio
• Red
• Right front mid-bass speaker
• Right front treble speaker
• Right rear mid/low range speaker
• Right rear treble speaker
• Subwoofer
• T10v