Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSAUDI2004A6 BASEREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTENTERTAINMENT SYSTEMSRADIO, TELEPHONE, NAVIGATION, TRIP COMPUTER
2004 Audi A6 Base
Radio, Telephone, Navigation, Trip Computer
2004 Audi A6 BaseSECTION Radio, Telephone, Navigation, Trip Computer
- Radio systems
- General information
- Transport Mode, deactivating
- "Concert" radio system (Sedan) through m.y. 2001, component overview
- "Concert" radio system (Avant) through m.y. 2001, component overview
- "Concert" & "Symphony" radio system (Sedan) from m.y. 2002, component overview
- Radio systems with Satellite Digital Audio Radio Service (SDARS) (Sedan), component overview
- "Concert" & "Symphony" radio system (Avant) from m.y. 2002, component overview
- Radio systems with Satellite Digital Audio Radio Service (SDARS) (Avant), component overview
- Radio systems, layouts and terminal assignments
- "Concert" radio, layout
- "Concert" radio, Multi-pin connection terminal assignments
- "Concert" radio with BOSEĀ® sound system, layout
- "Concert" radio with BOSEĀ® sound system, Multi-pin connection terminal assignments
- "Symphony"radio (Sedan), layout
- "Symphony" radio (Avant), layout
- "Symphony" radio, Multi-pin connection terminal assignments
- "Symphony" radio with "BOSEĀ® sound system" (Sedan), layout
- "Symphony" radio with "BOSEĀ® sound system" (Avant), layout
- Radio system SDARS with "BOSEĀ® sound system" (Sedan), layout
- Radio system SDARS with "BOSEĀ® sound system" (Avant), layout
- Communication system with SDARS, layout
- Multi-pin connection assignments on "Symphony" radio
- BOSEĀ® amplifier, multi-pin connection assignments
- Multi-pin connection assignments on Satellite Radio -R146-
- Rear window antenna (Sedan), connections
- Side window antenna (Avant), connections
- "Concert" radio, removing and installing
- "Symphony" radio, removing and installing
- Satellite Radio -R146- (Sedan), removing and installing
- Satellite Radio -R146- (Avant), removing and installing
- Loudspeakers in doors, removing and installing
- Bass Loudspeaker -R100- (Sedan), removing and installing
- Bass Loudspeaker -R100- (Avant), removing and installing
- BOSEĀ® Amplifier & loudspeaker (Sedan), removing and installing
- BOSEĀ® Amplifier & loudspeaker (Avant), removing and installing
- CD Changer Unit -R41-, removing and installing
- Antenna amplifiers - "Concert" radio (Sedan) through m.y. 2001, removing and installing
- Antenna amplifiers -"Symphony" & "Concert" radios (Sedan) from m.y. 2002, removing and installing
- Antenna amplifiers - "Symphony" & "Concert" radios (Avant) from m.y. 2002, removing and installing
- Antenna Selection Control Module -J515- (Sedan), removing and installing
- Antenna Selection Control Module -J515- (Avant), removing and installing
- Satellite Tuner Antenna -R172- (Sedan), removing and installing
- Satellite Tuner Antenna -R172- (Avant), removing and installing
- Roof antenna (Avant), removing and installing
- Telephone system
- General information
- Hands-free Telephone through m.y. 2001, layout
- Digital cellular telephone (preparation) from m.y. 2002, layout
- Docking station/retainer (for cellular telephone -R54-), removing and installing
- Telephone Transceiver -R36- (Sedan) through m.y. 1998, removing and installing
- Telephone Transceiver -R36- (Sedan and Avant) from m.y. 1999, removing and installing
- Telephone Transceiver -R36- (Sedan) from m.y. 2000, removing and installing
- Telephone microphone -R38- through m.y. 1999, removing and installing
- Telephone microphone -R38- from m.y. 2000, removing and installing
- Speaker (telephone/navigation) -R39- through m.y. 2001 (only with BOSEĀ® system), removing and installing
- Mast antenna, retrofitting
- Navigation system III (NS-Low) through m.y. 2001
- General information
- Navigation system III, layout
- Terminal assignments/harness connectors on Control module for navigation with CD mechanism -J401-
- Navigation system III, component overview
- Function selection switch II -E272-, removing and installing
- Antenna for navigation system (GPS) -R50- (Sedan) through m.y. 2001, removing and installing
- Roof antenna (Sedan) from m.y. 2002, removing and installing
- Control module for navigation with CD mechanism -J401-, removing and installing
- Navigation system IV (BNS 4.0) from m.y. 2002
- Multi-function steering wheel
- General information
- Multi-function steering wheel through m.y. 2001, layout
- Multi-function steering wheel from m.y. 2002, layout
- Multi-function steering wheel switch/button functions, overview
- Multi-function steering wheel switches, removing and installing
- Control module for multi-function steering wheel -J453-, removing and installing
- Telematics
- General information
- Audi Telematics by OnStarĀ®, functions
- Telematics system, troubleshooting using OnStarĀ® system status light
- Transport Mode, deactivating
- Telematics system, layout
- Multi-pin connection terminal assignments on Telephone/Telematic Control Module -J526-
- Telematic system, component overview
- Telephone/Telematic Control Module -J526-, removing and installing
- Telephone/Telematic Control Module -J526-, replacing and reconfiguring
- Antenna Splitter -R87- (Sedan), removing and installing
- Antenna Splitter -R87- (Avant), removing and installing
- Telematic Control Head -E264-, removing and installing
- Telephone Microphone -R38-, removing and installing
- Emergency battery, switching off/on
- Emergency battery, removing and installing
- Auxiliary Speaker (Telematic) -R91-, removing and installing
- Antenna for telephone -R65-, removing and installing
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- ā¢ You smell fuel, burning insulation, or see smoke.
- ā¢ Brakes feel soft, pull hard to one side, or make grinding noises.
- ā¢ The engine overheats, stalls repeatedly, or misfires under load.
- ā¢ You are missing required tools, torque specs, or safe lifting equipment.
- ā¢ You are not confident in the next step or safety outcome.