FaultScore

FaultScore report

2001 Audi A4 problems

Owners have filed 153 complaints about the 2001 Audi A4 with NHTSA between 2000 and 2026. The largest single group is the brakes. Across this model's run it ranks 12 of 28 worst.

C

FaultScore 52/100

Higher is worse. Measured against the other years of the Audi A4.

How this is worked out

The numbers

153

Complaints

5

Crashes reported

9

Fires reported

1

Injuries reported

60,007 mi

Median mileage at failure

Half of reported failures happened before this

22%

Failed under 36,000 miles

Inside a typical bumper-to-bumper warranty

What kind of bad

The letter says how bad. This says what kind — whether this year drew an unusual number of complaints, unusually dangerous ones, or failures that arrived unusually early.

Complaint volume 58 vs 50 Severity 51 vs 50 Early failure 38 vs 50
The dashed ring is 50 — the national norm. Further out is worse.
Complaint volume — 58
Against the median year of the Audi A4. 50 means typical for this model; 100 means roughly double.
Severity — 51
9.8% of these complaints involved a crash, fire, injury or death, against a national rate of 9.7%.
Early failure — 38
22% of failures with a mileage on record happened under 36,000 miles, against a national rate of 29%.

How 2001 compares with every other Audi A4

Click any bar to open that year's report.

Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded

What breaks on a 2001 Audi A4

Every complaint is filed against a part. Follow any row for the complaints about that part alone.

Brakes 39 25.5%

2 crashes, 0 fires · median 62,300 mi

0 crashes, 4 fires · median 43,570 mi

Engine & Cooling 34 22.2%

0 crashes, 4 fires · median 63,520 mi

Airbags 11 7.2%

2 crashes, 0 fires · median 80,000 mi

Transmission & Drivetrain 5 3.3%

0 crashes, 1 fires · median 65,000 mi

Other & Unspecified 4 2.6%

Median failure at 80,369 miles

Tires 3 2.0%
Windows, Mirrors & Wipers 3 2.0%

Median failure at 41,000 miles

Fuel & Propulsion 3 2.0%

Median failure at 61,922 miles

Lights 3 2.0%

Median failure at 95,007 miles

Suspension 3 2.0%

Median failure at 53,153 miles

Steering 3 2.0%

Median failure at 69,210 miles

Equipment & Accessories 2 1.3%

Median failure at 12,682 miles

Seats 2 1.3%

Median failure at 149,217 miles

Doors, Latches & Locks 1 0.7%
Acceleration & Cruise Control 1 0.7%

1 crashes, 0 fires · median 40,000 mi

Body & Structure 1 0.7%

Median failure at 41,000 miles

Exactly what failed

NHTSA files every complaint against a named sub-assembly, not just a system. This is the difference between knowing it was "the engine" and knowing which part of it — the list to hand a mechanic.

Engine 14 24.1%
Ignition 12 20.7%
Antilock/Traction Control/Electronic Limited Slip 9 15.5%
Instrument Cluster/Panel 8 13.8%
Pads 5 8.6%
Gasoline 4 6.9%
Interior/Under Dash 3 5.2%
Disc 3 5.2%

When it fails

Odometer readings owners gave when they filed. About half of all complaints include one.

Under 1,000 miles 1 1.0%
1,000 – 9,999 miles 3 3.0%
10,000 – 24,999 miles 9 9.0%
25,000 – 49,999 miles 24 24.0%
50,000 – 74,999 miles 28 28.0%
75,000 – 99,999 miles 21 21.0%
100,000 – 149,999 miles 11 11.0%
150,000+ miles 3 3.0%

When owners complained

A spike years after the car went on sale usually means a part wearing out on schedule across the whole fleet — the kind of pattern no single owner can see from inside their own car.

Dec 2000 peak 9 Mar 2026

NHTSA investigations into the 2001 Audi A4

An investigation is the step before a recall: the agency has seen enough complaints to look into a pattern itself. An open one means it thinks something may be wrong and nothing has been fixed yet.

PE02008 Opened 23 Jan 2002 Closed 12 Jul 2002 SERVICE BRAKES, HYDRAULIC

BRAKE AND CLUTCH PEDAL BRACKET

Recalls on the 2001 Audi A4

A complaint is one owner's allegation. A recall is the point at which the manufacturer or a regulator agreed the defect is real and dangerous enough to fix for free — however old the car is.

United States — NHTSA

21V470000

AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MODULE

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2000-2001 Audi TT Coupe, TT Roadster, 2000-2002 A4, and S4 vehicles equipped with Non-Azide Driver Air Bag Inflators (NADI) that do not contain phase stabilized ammonium nitrate (PSAN) propellant. Due to a manufacturing issue, the NADI inflators may absorb moisture, possibly causing the air bag to deploy improperly in the event of a crash.

Risk: In the event of a crash necessitating air bag deployment, the air bag may not properly protect the occupant, increasing the risk of serious injury or death.

14E007000

ENGINE AND ENGINE COOLING:ENGINE

The Gates Corporation (Gates) is recalling certain aftermarket Tru-Flow Water Pumps, part number TFW 41127, sold at certain NAPA Auto Parts and/or installed by automotive service technicians after November 1, 2013 (and manufactured August 2013 through October 2013) that have a black-colored pulley/sprocket or do not have 'US9377' stamped on the water pump housing. These service replacement parts were sold for use in model year 1999-2005 Audi A4, 2000-2006 Audi TT, 1998-2005 Volkswagen Beetle, 1999-2006 Golf, 1999-2008 and 2011-2013 Volkswagen Jetta, and 2000-2005 Volkswagen Passat. In the affected water pumps, the pulley or sprocket that turns the timing belt may develop microfractures causing the timing belt to fail.

Risk: A failure of the timing belt may cause the engine to shut down, potentially increasing the risk of a vehicle crash.

06E049000

EXTERIOR LIGHTING

CERTAIN CK MOTORSPORTS COMBINATION HEADLIGHTS, CLEAR CORNER, BUMPER, AND SIDE MARKER LIGHTS SOLD AS REPLACEMENT LAMPS FOR USE ON THE PASSENGER VEHICLES LISTED ABOVE. SOME COMBINATION LAMPS THAT ARE NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL TO CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT.

Risk: WITHOUT THE AMBER REFLECTORS, THE VEHICLE WILL BE POORLY ILLUMINATED, POSSIBLY RESULTING IN A VEHICLE CRASH WITHOUT WARNING.

Canada — Transport Canada

Canada runs its own recall programme, and its campaigns do not always mirror the American ones.

Recall 2021391 5,742 units in Canada

Airbag

Issue: On certain vehicles, exposure to moisture over time could cause the driver-front airbag not to inflate properly in a crash. Safety Risk: An airbag that does not inflate properly could increase the risk of injury in a crash. Corrective Actions: Audi will notify owners by mail and instruct you to bring your vehicle to a dealer to install a newly designed driver-front airbag inflator.

Recalls cover specific build ranges, so check your own vehicle by VIN at nhtsa.gov/recalls or, in Canada, Transport Canada.

Complaints that involved harm

Reports where the owner recorded a crash, a fire, an injury or a death.

at 167,000 miles Jackson, MS Fire

ENGINE

2001 AUDI A4 QUATTRO 2.8L. AS DRIVING SMOKE WAS COMING FROM HOOD.. PARK AND REALIZE THE ENGINE WAS ON FIRE. IT LOOK LIKE IT STARTED BY THE PASSENGER SIDE HEADLIGHT AND SPREAD. I READ THAT AUDI HAD A RECALL ON HEAD LIGHT SWITCH BUT DID NOT REC, A RECALL LETTER. NOT EXACTLY SURE WHERE THE FIRE STARTED MY AUDI CAUGHT ON FIRE. I DONT'T HAVE PICTURES TO UPLOAD BUT I WILL SOON. I AM VERY HURT TO KNOW THAT THE CAR I ENJOYED DRIVING CAUGHT ON FIRE/DISAPPOINTED WITH AUDI

NHTSA complaint #11210749 — an unverified report by a vehicle owner.

at 121,000 miles Rancho Cucamonga, CA Crash

SERVICE BRAKES

BRAKES WERE WORKING FINE, COMING OFF FREEWAY, WAS COASTING THRU LIGHT, TRAFFIC STOPPED, BRAKES NO LONGER WORKED, BRAKE PEDAL WAS SUDDENLY FLUSH WITH FLOOR. REARENDED A CAR, CAR STARTED JUMPING FORWARD. HAD TO USE THE EMERGENCY BRAKE TO STOP THE CAR. CAR WAS TOWED AFTER ACCIDENT, NOT BECAUSE IT WAS NOT DRIVABLE, IT WAS NOT DRIVABLE DUE TO BRAKE PROBLEM. REPAIR SHOP SAID BRAKES FAILED TO VACUUM HOSE BREAKING, NO WARNING PRIOR TO LOSING BRAKES.

NHTSA complaint #10621083 — an unverified report by a vehicle owner.

at 112,500 miles Lancaster, PA Crash 1 injured

AIR BAGS

ALL AIRBAGS FAILED TO DEPLOY IN A DRIVER'S SIDE "T-BONE" COLLISION. A-4 IS EQUIPPED WITH SIDE AIRBAGS. A-4 WAS STATIONARY AND OCCUPIED, MINIVAN CRASHED INTO DRIVER'S DOOR AND PART OF FRONT QUARTER PANEL. VAN'S RATE OF TRAVEL WAS 20 TO 30 MPH IN REVERSE! MY WIFE SUFFERED NECK AND SHOULDER INJURIES. LOCAL AUDI DEALER REPLACED THE SIDE AIRBAG # 8D0 880 241 AA AND THE AIRBAG CONTROLLER MODULE # 8D0 959 655 G. ONLY AT MY INSISTENCE, WAS THIS WORK PERFORMED WHEN I CONTINUED TO QUESTION WHY NO AIRBAGS DEPLOYED. MY DIRECT QUESTIONS WERE MET WITH, "YOU KNOW, MORE INJURIES OCCUR WHEN AN AIRBAG GOES OFF, SO, YOUR WIFE IS PROBABLY LUCKIER THAT THEY DIDN'T WORK". WTF?! HEY BUDDY, LET'S PUT YOU IN THE DRIVER'S SEAT AND RAM MINIVAN INTO IT WITH THE SAME SPEED AND MASS! ALSO, REST YOUR ARM ON THE OPEN WINDOW AND SEE IF YOU DON'T LOSE AN ARM LIKE MY WIFE ALMOST DID. WHAT ARE THESE GUY'S TRYING TO COVER UP FOR AUDI?! HAS THERE BEEN A CORPORATE DECREE OF TOTAL LIABILITY AVOIDANCE WITH DECEIT BEING PUSHED DOWN TO THE DEALER LEVEL, OR ARE THEY JUST IDIOTS? I'M ALSO IN THE CLASS ACTION REGARDING THE OIL SLUDGE LAWSUIT. NOW THEY ARE DENYING 1/2 OF MY CLAIM BECAUSE THEY SAY I'M MISSING PROOF OF A SINGLE OIL CHANGE THAT SHOULD BE IN THE RECORDS OF THE DEALERSHIP THAT PERFORMED THE WORK, WHICH FOR SOME REASON ALL THE RECORDS PERTAINING TO THAT CRITICAL TIMELINE HAVE BEEN WIPED OFF AUDI'S CORPORATE COMUPTER SYSTEM. WHEN WILL IT ALL END? I'M ABOUT TO DRIVE THIS [XXX] CAROVER A CLIFF! ANY AUDI EXECS WANT TO GO FOR A RIDE? I FEEL I HAVE BEEN TAKEN FOR A LONG ENOUGH RIDE AFTER SOME $15,000 TO $20,000 IN REPAIRS OVER THE LAST 6 YEARS. LET'S HOPE OUR AIRBAGS WILL BE FREE FROM FAILURE IN THE EVENT OF A FUTURE ACCIDENT. SOMEONE ELSE'S EXPERIENCE HAS BEEN THAT SWITCHING OUT THE MODULE WITH THE SAME MODEL MODULE HAS NOT ELIMINATED THE PROBLEM COMPLETELY AND IT HAS RE-OCCURRED, I.E., RED LIGHT IN DASH COMING ON AGAIN AND FAILURE TO DEPLOY AIRBAGS IN CRASH. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6

NHTSA complaint #10414033 — an unverified report by a vehicle owner.

at 6,700 miles North Hollywood, CA Fire

ENGINE AND ENGINE COOLING

THE "CHECK ENGINE" LIGHT ON MY 2001 AUDI A4 QUATTRO CAME ON AND WAS RUNNING SOMEWHAT ROUGHLY. I CALLED THE DEALERSHIPS SERVICE DEPARTMENT AND THEY TOLD ME TO BRING IT IN. ON THE 8-MILE FREEWAY DRIVE THE ENGINE CAUGHT FIRE AND DESTROYED THE ENGINE.

NHTSA complaint #10276441 — an unverified report by a vehicle owner.

at 100,005 miles Orinda, CA Fire

POWER TRAIN:MANUAL TRANSMISSION

1. WE WERE STUCK IN TRAFFIC ON AN INCLINE FOR A PERIOD OF APPROXIMATELY 5 TO 10 MINUTES SLOWLY APPROACHING THE CALDECOTT TUNNEL (CAL. HIGHWAY 24-EAST BOUND) WHICH WAS BACKED UP. I WAS REQUIRED TO PUSH OUR MANUAL CLUTCH IN AN OUT REPEATEDLY DURING THE BACKUP, BUT WAS VERY CAREFUL NOT TO "RIDE" THE CLUTCH. 2. TWICE IN A PERIOD OF 12 MONTHS, THE SPECIAL "DUAL CLUTCH" FLYWHEEL AND CLUTCH ASSEMBLY BEGAN TO CATCH FIRE. IN THE FIRST INSTANCE, THE CAR BECAME INOPERATIVE AND HAD TO BE TOWED. IN THE SECOND INSTANCE I WAS ABLE TO GET OFF THE FREEWAY TO PREVENT FURTHER DAMAGE AND DANGER, BUT THE CAR WAS AGAIN INOPERATIVE. IT IS UNDOUBTEDLY THE DEFECTIVE FLYWHEEL DESIGN WHICH IS CATCHING FIRE SINCE THE CLUTCH IN THE FIRST INSTANCE HAD JUST BEEN REPLACED. 3. IN BOTH INSTANCES WITHIN THE 12-MONTH PERIOD, THE ENTIRE FLYWHEEL AND CLUTCH SYSTEM HAD TO BE REPLACED EVEN THOUGH THE CLUTCH WAS STILL OPERATIVE. THE EXPENSE WAS APPROXIMATELY $3000 FOR EACH REPAIR SINCE AUDI CLAIMED THIS WAS "DRIVER ERROR." (THE REPAIR PARTS ARE AVAILABLE.) THIS IS A PREPOSTEROUS CLAIM SINCE I HAVE BEEN DRIVING MANUAL TRANSMISSION VEHICLES SUCCESSFULLY FOR 40+ YEARS WITHOUT HAVING SIMILAR PROBLEMS AS EXPERIENCED WITH THE FIRE-PRONE AUDI FLYWHEEL. SIMILAR COMPLAINTS AND EXPERIENCES ARE REPORTED ON THE INTERNET ALL OVER THE COUNTRY ON VARIOUS FORUMS. ALL SUCH REPORTS DETAIL A SIMILAR DENIAL OF RESPONSIBILITY BY AUDI.

NHTSA complaint #10251573 — an unverified report by a vehicle owner.

at 90,000 miles Carol Stream, IL Crash

AIR BAGS:FRONTAL

WAS GOING ABOUT 40 MPH AND HIT INTO A CAR THAT WAS MAKING A LEFT TURN. THE WHOLE FRONT END OF THE CAR IS SMASHED IN AND STILL NOT ONE SINGLE AIR BAG GOT DEPLOYED. IT IS AN 2001 AUDI A4 1.8T. THERE IS OVER 6 AIRBAGS IN THE VEHICLE AND NOT ONE GOT DEPLOYED.

NHTSA complaint #10241942 — an unverified report by a vehicle owner.

The most recent complaints

In the owners' own words, exactly as filed with NHTSA.

Bremerton, WA

AIR BAGS

I just purchased this vehicle from a private owner. I am already aware of the driver side airbag recall. Went to turn key to auxiliary to close sun roof and the steering wheel airbag deployed in my face. The vehicle had been parked and not driven for over 12 hours. Vehicle is available for inspection any time.

NHTSA complaint #11721510 — an unverified report by a vehicle owner.

at 180,000 miles Puyallup, WA

AIR BAGS

The contact owns a 2001 Audi A4. The contact stated that upon closing the driver's side door, her husband heard a loud gun-like sound and he noticed that the passenger-side curtain air bags had deployed. There were no warning lights illuminated. The contact's husband cut the curtain air bags and drove the vehicle to his residence. The dealer was not notified of the failure. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 180,000. The VIN was not available.

NHTSA complaint #11455179 — an unverified report by a vehicle owner.

at 167,000 miles Jackson, MS Fire

ENGINE

2001 AUDI A4 QUATTRO 2.8L. AS DRIVING SMOKE WAS COMING FROM HOOD.. PARK AND REALIZE THE ENGINE WAS ON FIRE. IT LOOK LIKE IT STARTED BY THE PASSENGER SIDE HEADLIGHT AND SPREAD. I READ THAT AUDI HAD A RECALL ON HEAD LIGHT SWITCH BUT DID NOT REC, A RECALL LETTER. NOT EXACTLY SURE WHERE THE FIRE STARTED MY AUDI CAUGHT ON FIRE. I DONT'T HAVE PICTURES TO UPLOAD BUT I WILL SOON. I AM VERY HURT TO KNOW THAT THE CAR I ENJOYED DRIVING CAUGHT ON FIRE/DISAPPOINTED WITH AUDI

NHTSA complaint #11210749 — an unverified report by a vehicle owner.

at 139,733 miles North Plains, OR

AIR BAGS

WHILE DRIVING THE VEHICLE ON A HIGHWAY GOING STRAIGHT AT ~65MPH THE PASSENGER SIDE CURTAIN AND SEAT AIRBAGS DEPLOYED FOR NO REASON. VEHICLE MANUFACTURER CITED A "CRASH" SIGNAL FROM SIDE IMPACT SENSOR WAS THE CAUSE OF THE FALSE DEPLOYMENT. NO PHYSICAL CAUSE COULD BE FOUND, NO DAMAGE WAS FOUND ON VEHICLE AND ALL AIRBAG SYSTEM WIRING WAS FOUND TO BE INTACT AND ORIGINAL. MANUFACTURER WOULD NOT OWN FAILURE AND CITED THE VEHICLE BEING LOWERED AS THE CAUSE. MANUFACTURER WAS UNABLE TO PROVIDE ANY EVIDENCE FOR THIS CONCLUSION AND VEHICLE IS WELL WITHIN LOCAL LAWS/REGULATIONS FOR LOWERED VEHICLES.

NHTSA complaint #10896796 — an unverified report by a vehicle owner.

at 121,000 miles Rancho Cucamonga, CA Crash

SERVICE BRAKES

BRAKES WERE WORKING FINE, COMING OFF FREEWAY, WAS COASTING THRU LIGHT, TRAFFIC STOPPED, BRAKES NO LONGER WORKED, BRAKE PEDAL WAS SUDDENLY FLUSH WITH FLOOR. REARENDED A CAR, CAR STARTED JUMPING FORWARD. HAD TO USE THE EMERGENCY BRAKE TO STOP THE CAR. CAR WAS TOWED AFTER ACCIDENT, NOT BECAUSE IT WAS NOT DRIVABLE, IT WAS NOT DRIVABLE DUE TO BRAKE PROBLEM. REPAIR SHOP SAID BRAKES FAILED TO VACUUM HOSE BREAKING, NO WARNING PRIOR TO LOSING BRAKES.

NHTSA complaint #10621083 — an unverified report by a vehicle owner.

at 36,512 miles Twin Lakes, WI

ENGINE

THE CHECK ENGINE LIGHT (MIL) HAS HAD SEVERAL RECURRENCES. THE MASS AIR FLOW METER AND SENSOR HAVE BEEN REPLACED TWICE. ( 65,060 AND 107,894). THE INITIAL FAILURE WAS AT 36,512 MILES. 47,819 MILES, 65,060 MILES, 107,894 MILES,118,628 MILES AND IN JULY, 2014 AT 159,421 MILES, THERE WAS A WARRANTY EXTENSION LETTER IN NOVEMBER, 2003 THAT INCLUDED 2001 AUDI A-4 1.8T VEHICLES AND A VOLUNTARY EMISSIONS SERVICE ACTION 28F2/J1 IGNITION COIL INSPECTION/REPLACEMENT IN OCTOBER, 2009. SECONDARY ISSUE. UNABLE TO READ DASHBOARD DISPLAY. PIXELED. UNABLE TO READ SAFETY/VEHICLE NOTIFICATIONS.

NHTSA complaint #10619139 — an unverified report by a vehicle owner.

at 149,217 miles Chesterfield, MO

SEATS

WHILE USING MY HEATER ON MY SEATS AND A PILLOW FOR ADDITIONAL BACK SUPPORT, I NOTICED SMOKE AND BURNING SMELL WHEN PULLING INTO MY DRIVEWAY. WHEN GETTING OUT OF MY CAR I NOTICED THAT MY PILLOW WAS LEAKING...AND UPON PULLING THE PILLOW OFF THE DRIVERS SEAT, IT WAS DAMAGED/BURNED THROUGH. I ALSO NOTICED THAT A BURNED HOLE THE SIZE OF A QUARTER IS NOW QUITE VISIBLE. WORRIED THAT THIS MAY CAUSE A CAR FIRE.

NHTSA complaint #10557722 — an unverified report by a vehicle owner.

at 112,000 miles LOS Angeles, CA

SERVICE BRAKES, HYDRAULIC

TL* THE CONTACT OWNS A 2001 AUDI A4. THE CONTACT STATED THAT THE ABS WARNING LIGHT WAS ILLUMINATED ON THE INSTRUMENT PANEL AND THE BRAKE WARNING LIGHT WAS FLASHING. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC FOR DIAGNOSTICS WHERE THE MECHANIC ADVISED THE CONTACT THAT THE ECU MODULE WOULD HAVE TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 112,000.

NHTSA complaint #10451838 — an unverified report by a vehicle owner.

Chapel Hill NC, NC

ELECTRICAL SYSTEM

THE INSTRUMENT CLUSTER 99% CANNOT BE READ DUE TO THE LCD DISPLAY FADING. HAVE DONE MULTIPLE SEARCHES AND 9 OUT OF 10 PEOPLE HAVE THIS SAME EXACT ISSUE. AUDI NEEDS TO STEP UP AND TAKE RESPONSIBILITY FOR THIS ISSUE. THIS HAS BEEN AN ONGOING ISSUE AND NEEDS TO BE FIXED. THIS HAS BEEN A HUGE PAIN FOR ME BECAUSE SOMETIMES MY CAR WILL BEEP AND DISPLAY SOMETHING ON THE LCD SCREEN BUT BECAUSE IT'S FADING I HAVE NO CLUE WHAT IT'S TELLING ME. I DON'T WANT TO BE DRIVING AND SOMETHING LIFE THREATENING HAPPEN BECAUSE OF A MISSED MESSAGE BECAUSE THE LCD SCREEN IS BROKEN. FIX THIS BEFORE PEOPLE GET HURT AND START FILING LAWSUITS.

NHTSA complaint #10450108 — an unverified report by a vehicle owner.

at 60,014 miles Seattle, WA

EXTERIOR LIGHTING

IN 2007 XENON HEADLIGHTS DROPPED/DIPPED HEADLIGHT LEVEL SENSOR REPLACED AND LIGHTS APPEARED TO WORK CORRECTLY. IN 2011 THE SAME PROBLEM OCCURRED AGAIN. HEADLIGHT LEVELING SENSOR AND WIRING HARNESS REPLACED. APPEARS TO BE WORKING OK. DRIVING WITH THE HEADLIGHTS AIMED INCORRECTLY IS A DANGEROUS DRIVING CONDITION. IT APPEARS THAT THERE IS A COMMON DESIGN FLAW WITH THE XENON HEADLIGHTS.

NHTSA complaint #10442519 — an unverified report by a vehicle owner.

at 130,000 miles Deer Lodge, MT

EXTERIOR LIGHTING

WE HAVE EXPERIENCED AN INTERMITTENT PROBLEM WITH THE HID HEAD LIGHTS FLICKERING AND SHUTTING OFF DURING OPERATION AT NIGHT. THE LEFT LOW BEAM BEGAN TO FLICKER AND THEN SHUT OFF. THE HEAD LIGHT WARNING INDICATOR LIGHT COMES ON. AFTER INSPECTION THE NEXT DAY, LIGHTS CAME BACK ON AND WERE WORKING NORMALLY NO WARNING LIGHTS WERE ON. THIS APPEARS TO BE A COMMON PROBLEM WITH THIS TYPE OF CAR AND IN MY OPINION A VERY DANGEROUS ONE THAT NEEDS TO BE ADDRESSED BY AUDI IN A RECALL FOR THE OBVIOUS BALLAST, BULB, WIRING, PROBLEM THAT EXISTS ON THIS CAR.

NHTSA complaint #10434129 — an unverified report by a vehicle owner.

at 100,000 miles Calgary, AA

SERVICE BRAKES, HYDRAULIC

ABS MODULE FAILURE.

NHTSA complaint #10428427 — an unverified report by a vehicle owner.

Chantilly, VA

ENGINE AND ENGINE COOLING:ENGINE

2001 AUDI A4 WITH TIMING BELT FAILURE AND REPAIR. CONSUMER STATES THAT THE TIMING BELT REPAIR DID NOT LAST AND HIS VEHICLE COMPLETELY FAILED ON THE HIGHWAY. CONSUMER WAS THEN INFORMED OF AN OIL SLUDGE ISSUE. *KB UPDATED 10/19/11.

NHTSA complaint #10420283 — an unverified report by a vehicle owner.

at 112,500 miles Lancaster, PA Crash 1 injured

AIR BAGS

ALL AIRBAGS FAILED TO DEPLOY IN A DRIVER'S SIDE "T-BONE" COLLISION. A-4 IS EQUIPPED WITH SIDE AIRBAGS. A-4 WAS STATIONARY AND OCCUPIED, MINIVAN CRASHED INTO DRIVER'S DOOR AND PART OF FRONT QUARTER PANEL. VAN'S RATE OF TRAVEL WAS 20 TO 30 MPH IN REVERSE! MY WIFE SUFFERED NECK AND SHOULDER INJURIES. LOCAL AUDI DEALER REPLACED THE SIDE AIRBAG # 8D0 880 241 AA AND THE AIRBAG CONTROLLER MODULE # 8D0 959 655 G. ONLY AT MY INSISTENCE, WAS THIS WORK PERFORMED WHEN I CONTINUED TO QUESTION WHY NO AIRBAGS DEPLOYED. MY DIRECT QUESTIONS WERE MET WITH, "YOU KNOW, MORE INJURIES OCCUR WHEN AN AIRBAG GOES OFF, SO, YOUR WIFE IS PROBABLY LUCKIER THAT THEY DIDN'T WORK". WTF?! HEY BUDDY, LET'S PUT YOU IN THE DRIVER'S SEAT AND RAM MINIVAN INTO IT WITH THE SAME SPEED AND MASS! ALSO, REST YOUR ARM ON THE OPEN WINDOW AND SEE IF YOU DON'T LOSE AN ARM LIKE MY WIFE ALMOST DID. WHAT ARE THESE GUY'S TRYING TO COVER UP FOR AUDI?! HAS THERE BEEN A CORPORATE DECREE OF TOTAL LIABILITY AVOIDANCE WITH DECEIT BEING PUSHED DOWN TO THE DEALER LEVEL, OR ARE THEY JUST IDIOTS? I'M ALSO IN THE CLASS ACTION REGARDING THE OIL SLUDGE LAWSUIT. NOW THEY ARE DENYING 1/2 OF MY CLAIM BECAUSE THEY SAY I'M MISSING PROOF OF A SINGLE OIL CHANGE THAT SHOULD BE IN THE RECORDS OF THE DEALERSHIP THAT PERFORMED THE WORK, WHICH FOR SOME REASON ALL THE RECORDS PERTAINING TO THAT CRITICAL TIMELINE HAVE BEEN WIPED OFF AUDI'S CORPORATE COMUPTER SYSTEM. WHEN WILL IT ALL END? I'M ABOUT TO DRIVE THIS [XXX] CAROVER A CLIFF! ANY AUDI EXECS WANT TO GO FOR A RIDE? I FEEL I HAVE BEEN TAKEN FOR A LONG ENOUGH RIDE AFTER SOME $15,000 TO $20,000 IN REPAIRS OVER THE LAST 6 YEARS. LET'S HOPE OUR AIRBAGS WILL BE FREE FROM FAILURE IN THE EVENT OF A FUTURE ACCIDENT. SOMEONE ELSE'S EXPERIENCE HAS BEEN THAT SWITCHING OUT THE MODULE WITH THE SAME MODEL MODULE HAS NOT ELIMINATED THE PROBLEM COMPLETELY AND IT HAS RE-OCCURRED, I.E., RED LIGHT IN DASH COMING ON AGAIN AND FAILURE TO DEPLOY AIRBAGS IN CRASH. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6

NHTSA complaint #10414033 — an unverified report by a vehicle owner.

at 105,000 miles Cary, NC

SERVICE BRAKES, HYDRAULIC

2001 AUDI A4 WITH ABOUT 105K MILES ON. ABS SENSOR IS FAULTY AND THIS PROBLEM IS VERY WIDESPREAD AMONGST AUDI A4S BUILT AROUND THIS TIME. IT IS A $1500 - $2000 REPAIR FOR A PART THAT REALLY DOESN'T SEEM TO GO BAD WITH THIS FREQUENCY IN OTHER CARS. FOR AN EXAMPLE OF THE SCORE, SEE THIS SITE. THIS IS JUST ONE OF MANY SITES WITH SIMILAR COMPLAINTS AROUND THIS ISSUE: HTTP://AUDI-VW-ABS-RECALL.BLOGSPOT.COM/2005/07/AUDI-AND-VW-PLEASE-RECALL-CARS-BETWEEN.HTML.

NHTSA complaint #10352030 — an unverified report by a vehicle owner.

at 103,000 miles Palos Park, IL

AIR BAGS

2001 AUDI A4 AIR BAG LIGHT ON DASH. DEALER CHECKED AND STATED AIR BAG MODULE BAD. ORDER ONE AND WAS INSTALLED APRIL 27, 2010. PART # 8D0-959-655-G MODULE. THIS IS A MAJOR SAFETY ITEM. CAN CAUSE AIR BAGS TO NOT DEPLOY. SHOULD LAST LONGER THAN IT DID.

NHTSA complaint #10330845 — an unverified report by a vehicle owner.

at 35,000 miles Cincinnati, OH

ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

THE DIGITAL INSTRUMENT CLUSTER IS NOT WORKING PROPERLY ON MY 2001 AUDI A4 1.8T. YOU CAN ONLY SEE HALF THE SCREEN ON THE CENTER DISPLAY THAT NOTIFIES YOU WHEN THE CAR NEEDS TO BE SERVICED AND IF ANY MAJOR PROBLEMS ARE OCCURRING I FEEL THIS IS A SAFETY ISSUE AND AUDI SHOULD RECALL AND REPAIR ANY CARS WITH THIS MALFUNCTION BECAUSE I HAVE READ SEVERAL REVIEWS OF THE SAME PROBLEM SO OBVIOUSLY IT IS SOMETHING THEY SHOULD LOOK INTO.

NHTSA complaint #10330101 — an unverified report by a vehicle owner.

Pleasant Valley, NY

SERVICE BRAKES, HYDRAULIC

2001 AUDI A4 2.8 ABS BRAKE SYSTEM CONTROLLER FAILURE.

NHTSA complaint #10328888 — an unverified report by a vehicle owner.

at 70,000 miles Tierra Verde, FL

FUEL SYSTEM, GASOLINE

EXCESSIVE GAS FUMES FROM CAR. DEALER AND OTHER SERVICE CENTER LOOKED FOR PROBLEM SEVERAL TIMES. AFTER CAR WAS UNFIT TO DRIVE - SMELLED SO BAD FROM GASOLINE FUMES - A SERVICE GARAGE REMOVED THE FUEL TANK. THE FUEL WAS SEEPING THROUGH MOLDED IN PLASTIC CONNECTION FITTINGS ON TOP OF THE TANK AT THEIR MOLDED INTERFACE TO THE TANK - THE TANK IS A POLY TYPE TANK. THE TANK WAS REPLACED. THIS IS CLEARLY A DESIGN DEFECT. HAD THE FUMES BEEN NEAR AN IGNITION SOURCE A POSSIBLE FIRE OR WORSE COULD HAVE RESULTED. IT IS MY OPINION THAT THE DISSIMILAR MATERIALS USED FOR THE TANK AND FITTINGS LOST THEIR SEAL OVER TIME. AUDI OF AMERICA HAS SHOWN NO INTEREST IN DEALING WITH THIS. SINCE THERE WERE 4 FUEL TANKS AVAILABLE ON A FRIDAY AND ON THE FOLLOWING MONDAY, THERE WERE NONE, SO I HAD TO WAIT UP TO 2 ADDITIONAL WEEKS TO GET A TANK - I SUSPECT THEY ARE KEENLY AWARE OF THIS DEFECT. THIS CAR HAS BEEN GARAGE KEPT, I AM ORIGINAL OWNER, AND IT HAS NO ACCIDENTS. I HAVE THE ORIGINAL FAILED FUEL TANK AT THIS TIME. DATE OF REPAIR 6/29/09 TO 7/21/09.

NHTSA complaint #10321039 — an unverified report by a vehicle owner.

at 90,000 miles Copley, OH

SERVICE BRAKES, HYDRAULIC

ABS CONTROL MODULE FAILED. MODULES ARE DEFECTIVE AND AUDI SHOULD RECALL THEM. ONLINE RESEARCH SHOWS THOUSANDS OF AUDI/VW CAR OWNERS HAVE EXPERIENCED THIS SAME PROBLEM. COST TO REPLACE MODULE IS $1500-2000 DOLLARS. VW HAS ISSUED RECALL OF THIS ABS MODULE, BUT AUDI HAS NOT (EVEN THOUGH SAME EXACT PART). NHTSA NEEDS TO PUT PRESSURE ON AUDI TO RECALL THIS COMPONENT, THEY ARE DEFECTIVE, UNSAFE, AND COULD LEAD TO ACCIDENTS.

NHTSA complaint #10317474 — an unverified report by a vehicle owner.

at 90,000 miles Hendersonville, NC

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

TL* THE CONTACT OWNS A 2001 AUDI A4. HE STATED THAT THE ANTILOCK BREAKS SENSOR ILLUMINATES CONSTANTLY. HE HAD THE GARAGE REPLACED THE BREAK SENSOR TWICE. THE FIRST REPLACEMENT WAS DONE ON JANUARY 10, 2010 AND THE SECOND BREAK SENSOR REPLACEMENT WAS FEBRUARY 16, 2010 AND THE FAILURE WAS NOT CORRECTED. THE FAILURE MILEAGE WAS 90,000 AND THE CURRENT MILEAGE WAS 102,034. HE HAS NOT CONTACTED THE DEALER OR MANUFACTURER.

NHTSA complaint #10312831 — an unverified report by a vehicle owner.

at 70,000 miles Austin, TX

ELECTRICAL SYSTEM

MY 2001 AUDI A4 HAS CENTRAL LCD DISPLAY TO DISPLAY ALL SORT OF INFORMATION, BUT THIS DISPLAY FAILS IN MOST OF A4S JUST AFTER A FEW YEARS. THIS IS CRITICAL FOR VEHICLE SAFETY, BECAUSE THIS CAR DOES NOT HAVE ANY OTHER INDICATORS TO SIGNAL ABNORMAL CONDITIONS OF THE CAR SUCH AS LOW COOLANT, CHECK ENGINE, ETC. THIS PROBLEM HAS BEEN KNOWN MORE THAN FIVE YEARS, BUT THE MANUFACTURER HAS NOT BEEN RESPONSIBLE. PLEASE LOOK AT HTTP://AUDIFORUMS.COM/FORUM/SHOWTHREAD.PHP?T=46512 FOR OTHER PEOPLE'S COMPLAINTS ABOUT THIS PROBLEM.

NHTSA complaint #10308951 — an unverified report by a vehicle owner.

at 81,400 miles Salt Lake City, UT

SERVICE BRAKES, ELECTRIC

FAILURE OF ABS BRAKE CONTROL UNIT IN AN AUDI 2001 A4 WHILE DRIVING ON THE FREEWAY WITH SNOW. IT OCCURRED IN SALT LAKE CITY, UTAH. ABS BRAKE LIGHT CAME ON AND THE ABS BRAKES WEREN'T WORKING DRIVING ON SNOW AND NEEDED TO BE REPLACED. $710.00 WAS THE COST OF THE REPAIR FOR A FAULTY UNIT AND A VERY COMMON PROBLEM THAT AUDI KNOWS ABOUT IT. GOOD THING THAT I WAS GOING REALLY SLOW AND I WAS EXITING THE SLIPPERY FREEWAY AT THE TIME AND I DIDN'T SLIDE. THANK YOU!

NHTSA complaint #10299792 — an unverified report by a vehicle owner.

at 75,000 miles Redmond, WA

SERVICE BRAKES, HYDRAULIC

1. ONE DAY SUDDENLY MY AUDI 2001 A4 STARTS TO SHOW ABS AND BRAKE LIGHT TO BE FAILING. 2. THE FAILURE WHEN DIAGNOSED SEEMS TO BE A PROBLEM WITH AUDI'S ABS CONTROL UNIT, AND THAT NEEDS TO BE REPAIRED. 3. I HAVE NOT REPAIRED IT YET, BECAUSE DEALERS QUOTED A HUGE PRICE OF MORE THAN 1500$ TO FIX THE ABS CONTROL UNIT.

NHTSA complaint #10298769 — an unverified report by a vehicle owner.

at 70,000 miles Portland, OR

AIR BAGS

AIRBAG CONTROLLER FAILS WITH NO APPARENT REASON. UNIT GENERATES AN UNCLEAR FAULT CODE (65535) WHEN TEMPERATURE DROPS BELOW 32 DEGREES. THIS WILL NOT ALLOW THE AIRBAGS TO DEPLOY IN CASE OF AN ACCIDENT. MODULE HAS BEEN REPLACED, AND THE SAME FAILURE OCCURRED AGAIN LESS THAN A YEAR LATER.

NHTSA complaint #10291928 — an unverified report by a vehicle owner.