2004 Audi A6 service and repair manual a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
What's included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Wiring diagrams and electrical sections
- Powertrain, brakes, steering, suspension, HVAC and more
Trims covered
- Base Sedan 4-Door
- Confort Sedan 4-Door
- Luxury Sedan 4-Door
Engines covered
- 3.0L 2976CC V6 GAS DOHC Naturally Aspirated
- 3.0L 2950CC V6 GAS DOHC Naturally Aspirated
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
ON CERTAIN PASSENGER VEHICLES, IF A DRIVER'S KNEES PUSH AGAINST THE KNEE BOLSTER (CRASH ELEMENT) LOCATED UNDER THE DASHBOARD, IT CAN CONTACT THE HEADLIGHT SWITCH WIRING HARNESS, AND AN ELECTRICAL SHOR
A FIRE COULD ORIGINATE IN THE LEFT DASHBOARD AREA.
DEALERS WILL INSTALL A PROTECTIVE COVERING ON THE KNEE BOLSTER (CRASH ELEMENT). IN ADDITION, THE WI
Audi Delivery Guidelines.
Audi Delivery Guidelines.
This bulletin provides information on the additional reporting requirements for safety related inquiries.
This Technical Service Bulletin (TSB) details the general process for carrying out a Software Version Management (SVM) software update for any TSB or Update.
High quality media files (video and sound) are now integrated into technical service bulletins on a case-by-case basis. Media files can now be viewed on any smartphone or tablet.
The use of contaminated gasoline or gasoline with a low content of deposit control additives may result in one or more conditions.
Vehicle lacks power or will not move after stop due to simultaneous depressing of the brake and accelerator pedals
ATF pan leaks
Showing the 8 most recent of 121 technical service bulletins on file with NHTSA.
TL*THE CONTACT OWNS A 2004 AUDI A6 AVANT. THE CONTACT STATED THAT THE CHECK ENGINE LIGHT HAD BEEN ILLUMINATING INTERMITTENTLY. THE DEALER STATED THAT THE CONTACT SHOULD NOT WORRY ABOUT THE LIGHT. WHIL
TL*THE CONTACT OWNS A 2004 AUDI A6 AVANT. THE CONTACT STATED THAT THE CHECK ENGINE LIGHT HAD BEEN ILLUMINATING INTERMITTENTLY. THE DEALER STATED THAT THE CONTACT SHOULD NOT WORRY ABOUT THE LIGHT. WHIL
TL*THE CONTACT OWNS A 2004 AUDI A6 AVANT. THE CONTACT STATED THAT THE CHECK ENGINE LIGHT HAD BEEN ILLUMINATING INTERMITTENTLY. THE DEALER STATED THAT THE CONTACT SHOULD NOT WORRY ABOUT THE LIGHT. WHIL
TL* THE CONTACT OWNED A 2004 AUDI A6. WHILE DRIVING AT 20 MPH, SMOKE APPEARED FROM THE ENGINE COMPARTMENT AND THE VEHICLE CAUGHT FIRE. A POLICE REPORT WAS FILED AND THERE WERE NO INJURIES REPORTED. TH
TL* THE CONTACT OWNS A 2004 AUDI A6. THE CONTACT STATED THAT WHILE DRIVING 65 MPH, THAT THERE WAS A FAILURE IN THE ELECTRIC HARNESS UNDER THE PASSENGER SEAT. THE CONTACT STATED THAT HE NOTICED A BURNI
Showing the 5 most serious of 44 complaints filed with NHTSA.
