2003 Audi A6 Service and Repair Manual
This manual is built specifically for the 2003 Audi A6 and its 3.0L V6 (engine code AVK), covering the OEM procedures and specifications for this exact configuration rather than a generic A6-era printout.
Engines covered
- 3.0L V6 — DOHC, naturally aspirated, gasoline
Body styles covered
- 4-door sedan
Trims covered
- Base
- Confort
- Luxury
Known issues on the 2003 A6. Seven recalls are on federal record for this model year. Two cover the fuel tank rollover valve, where aging plastic and bending stress from the aluminum ventilation line can crack the valve nipple and leak fuel near an ignition source. Two cover the fuel pump, where a change in the electric motor components can leave the pump inoperative and stall the engine without warning. Two cover the electrical system: a headlight switch connector short that can lead to overheating or fire, and a knee bolster that can press against that same wiring harness and short it, risking a fire in the left dashboard area. The seventh covers a driver's side air bag igniter that may not have been properly assembled and would not activate the air bag in a crash. Owners have filed 71 complaints for the year, and no technical service bulletins are logged. The factory diagnostic and repair procedures behind each of those systems are here.
Whether you're inspecting the fuel tank rollover valve, testing the fuel pump for the stalling condition, or tracing the headlight switch wiring near the knee bolster, it keeps you on the OEM procedure and the correct specification for your specific 2003 A6.
VOLKSWAGEN IS RECALLING CERTAIN MODEL YEAR 2001-2004 AUDI A6, MODEL YEAR 2002-2003 S6 AND MODEL YEAR 2003 RS6 VEHICLES EQUIPPED WITH 4.2L ENGINES AND MANUFACTURED FROM JUNE 19, 2001, THROUGH JUNE 8, 2004. THE AGING OF THE PLASTIC MATERIAL IN THE FUE
A FUEL LEAK IN THE PRESENCE OF AN IGNITION SOURCE COULD LEAD TO A VEHICLE FIRE.
DEALERS WILL REINFORCE THE NIPPLE ON THE ROLLOVER VALVE TO PREVENT LEAKAGE OR REPAIR THE CRACKING AT THE NIPPLE. THE RECALL IS EXPECTED TO BEGIN DURING JUNE 2011. OWNERS MAY CONTACT AUDI AT 1-800-82
VOLKSWAGEN IS RECALLING 68,240 MY 2001-2004 AUDI A6 QUATTRO VEHICLES EQUIPPED WITH 2.7L, 2.8L, OR 3.0L ENGINES AND MY 2001-2005 ALLROAD QUATTRO VEHICLES EQUIPPED WITH 2.7L OR 4.2L ENGINES. THE AGING OF THE PLASTIC MATERIAL IN THE FUEL TANK ROLLOVER
A FUEL LEAK IN THE PRESENCE OF AN IGNITION SOURCE COULD LEAD TO A VEHICLE FIRE.
DEALERS WILL REINFORCE THE NIPPLE ON THE ROLLOVER VALVE TO PREVENT LEAKAGE OR REPAIR THE CRACKING AT THE NIPPLE. THE RECALL BEGAN ON JUNE 27, 2008. OWNERS MAY CONTACT AUDI AT 1-800-822-2834.
ON CERTAIN PASSENGER VEHICLES EQUIPPED WITH HALOGEN LOW BEAM HEADLIGHTS, CERTAIN CONNECTOR PINS IN THE HEADLIGHT SWITCH CONNECTOR COME INTO CONTACT WITH EACH OTHER CAUSING A SHORT CIRCUIT. NOTE: VEHICLES WITH XENON LOW BEAM HEADLIGHTS ARE NOT AFFE
THIS CONDITION COULD LEAD TO OVERHEATING OR FIRE.
DEALERS WILL REROUTE THE WIRING HARNESS BY INSTALLING A JUMPER WIRING HARNESS. THE RECALL BEGAN ON DECEMBER 16, 2006. OWNERS MAY CONTACT AUDI AT 1-800-822-2834.
ON CERTAIN VEHICLES PRODUCED FROM SEPTEMBER 2002 - MARCH 2003, EQUIPPED WITH 1.8L TURBO, 2.8L V6, OR 3.0L ENGINES, A CHANGE IN THE ELECTRICAL MOTOR COMPONENTS IN THE FUEL PUMP CAN LEAD TO AN INOPERATIVE FUEL PUMP AND, ULTIMATELY, STOPPAGE OF FUEL SUP
IF FUEL FLOW TO THE ENGINE IS INTERRUPTED, THE VEHICLE COULD STALL WITHOUT WARNING AND THUS PRESENT A POTENTIAL RISK OF CRASH.
DEALERS WILL INSTALL NEW FUEL PUMPS FREE OF CHARGE. THE RECALL BEGAN ON APRIL 10, 2006. OWNERS MAY CONTACT VW AT 1-800-222-8987 OR AUDI AT 1-800-822-2834.
ON CERTAIN VEHICLES EQUIPPED WITH 1.8L TURBO, 2.8L V6, OR 3.0L ENGINES, A CHANGE IN THE ELECTRICAL MOTOR COMPONENTS IN THE FUEL PUMP CAN LEAD TO AN INOPERATIVE FUEL PUMP AND, ULTIMATELY, STOPPAGE OF FUEL SUPPLY TO THE ENGINE CAUSING IT TO STALL.
IF FUEL FLOW TO THE ENGINE IS INTERRUPTED, THE VEHICLE COULD STALL WITHOUT WARNING AND THUS PRESENT A POTENTIAL RISK OF CRASH.
DEALERS WILL INSTALL NEW FUEL PUMPS FREE OF CHARGE. THE RECALL BEGAN ON SEPTEMBER 28, 20007. OWNERS MAY CONTACT VW AT 1-800-222-8987 OR AUDI AT 1-800-822-2834. THIS RECALL IS A SUPPLEMENT TO A PRE
ON CERTAIN PASSENGER VEHICLES EQUIPPED WITH 3-SPOKE SPORT STEERING WHEELS, IT IS POSSIBLE THAT THE IGNITER FOR THE DRIVER'S SIDE AIR BAG MAY NOT HAVE BEEN PROPERLY ASSEMBLED.
AN IMPROPERLY POSITIONED IGNITER WILL NOT ACTIVATE THE AIR BAG IN THE EVENT OF A CRASH.
DEALERS WILL REPLACE THE AIR BAGS. OWNER NOTIFICATION BEGAN NOVEMBER 18, 2002. OWNERS SHOULD CONTACT AUDI AT 1-800-822-2834.
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 SHORT COULD OCCUR.
A FIRE COULD ORIGINATE IN THE LEFT DASHBOARD AREA.
DEALERS WILL INSTALL A PROTECTIVE COVERING ON THE KNEE BOLSTER (CRASH ELEMENT). IN ADDITION, THE WIRING HARNESS AS WELL AS THE FELT PROTECTOR ON THE LEFT SIDE OF THE DASHBOARD CARRIER WILL BE CHECKED
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 138 technical service bulletins on file with NHTSA.
WHILE DRIVING 30 MPH CONSUMER'S VEHICLE WAS INVOLVED IN A HEAD ON COLLISION. UPON IMPACT, DUAL AIR BAGS DID NOT DEPLOY. DRIVER SUSTAINED BACK AND SHOULDER PAIN. *AK
THE FIRE STARTED UNDER DASHBOARD AS I WAS DRIVING. I STOPPED THE CAR IN THE MIDDLE OF THE ROAD AND QUICKLY JUMPED OUT THE CAR WHEN SAW A FLAME. THIS WAS THE MOST FREIGHTING EXPERIENCE IN MY LIFE. *T
TL* THE CONTACT OWNS A 2003 AUDI A6. THE CONTACT STATED THAT THE SERVICE ENGINE WARNING LIGHT ILLUMINATED. THE CONTACT MENTIONED A LOUD NOISE COMING FROM THE FRONT OF THE VEHICLE INTERMITTENTLY. THE V
2003 A6 QUATTRO AVANT 3.0 CAR RAN FINE DRIVING TO WORK. WHEN LEAVING AT END OF DAY, STARTED CAR AND IT RAN VERY ROUGH I DECIDED TO REVERSE BACK INTO PARKING SPACE AND AT THAT POINT NOTED SMOKE COMIN
ON MAY 3, 2013, I WAS DRIVING ON THE EXPRESSWAY AT APPROXIMATELY 10MPH. SUDDENLY, I BEGAN SMELLING SMOKE. I THOUGHT THE SMOKE WAS COMING FROM NEARBY TRUCKS. HOWEVER, SOON AFTER, SMOKE WAS PROFUSELY
I WAS DRIVING MY 2003 AUDI A6 3.0 QUATTRO ON THURSDAY 04/03/2008 AROUND 10:30PM. I WAS TRAVELING 25MPH ON SYLVAN AVENUE IN ENGLEWOOD CLIFFS, NJ THE CHECK ENGINE LIGHT ILLUMINATED ON MY DASH BOARD AND
WINDSHIELD WIPERS STOP DURING WIPER CYCLE. WIPERS DO NOT RESET OR RESTART FOR 30-45 SECONDS AFTER STOPPING. WIPERS WILL NOT START OR RESET IF DRIVER MOVES WIPER SELECTOR LEVER DURING MALFUNCTION INT
A HARD TURN AND QUICK ACCELERATION TO AVOID AN ACCIDENT LEAD TO POWER FAILURE TO THE WHEELS, AND THE CHECK ENGINE LIGHT CAME ON. I BROUGHT THE CAR TO THE DEALERSHIP AND THE CODE READ "SLIPPING TORQUE
Showing the 8 most serious of 71 complaints filed with NHTSA.
