2003 Audi A6 Quattro Service and Repair Manual
This 2003 Audi A6 Quattro factory service and repair manual is built around the specific engine and trim combination on your build sheet, so the torque values, wiring diagrams and diagnostic trees you get are the ones Audi issued for the 3.0L V6 (AVK), 2.7L turbocharged V6 (BEL) or 4.2L V8 (AWN) actually under your hood, not a generalized A6 procedure.
Engines covered
- 3.0L V6 — DOHC, naturally aspirated, gasoline
- 2.7L V6 — DOHC, turbocharged, gasoline
- 4.2L V8 — DOHC, naturally aspirated, gasoline
Body styles covered
- 4-door sedan
- 4-door wagon
Trims covered
- Base
- Avant
- S Line
Known issues on the 2003 A6 Quattro. Seven recalls are on federal record for this model year. Two cover the fuel tank rollover valve: aging plastic combined with bending stress on the aluminum ventilation line can crack the valve nipple, and a resulting fuel leak near an ignition source can lead to a vehicle fire. Two more cover the fuel pump, where changed electrical motor components can render the pump inoperative and stall the vehicle without warning. Two cover the electrical system: a headlight switch connector short from contact between pins can lead to overheating or fire, and separately a knee bolster contacting the headlight switch wiring harness can short and start a fire in the left dashboard area. The last covers the driver's frontal air bag, where an improperly positioned igniter will 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.
From tracing a fuel pump stall to inspecting the tank rollover valve or the headlight switch harness routing, it keeps you on the OEM procedure and the correct specification for your specific 2003 A6 Quattro.
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.
