2002 Audi A4 Electrical System
Owner-reported problems and safety issues filed with NHTSA. Review common failures, severity levels, and complaint trends over time.
Complaint Timeline
Chronological view of owner reports
WHILE DRIVING THE ENGINE MISFIRED AND DECELERATED. CONSUMER COULD NOT GET CAR TO TRAVEL OVER 40MPH. DEALER DIAGNOSED THAT THE IGNITION COIL FAILED. INFORMED CONSUMER THAT MANUFACTURER IS AWARE OF DEFECT BUT WILL NOT REPLACE COMPONENT UNTIL FAILS. PH *TS
THE IGNITION SWITCH FAILED WHILE DRIVING ON THE HIGHWAY, AS A RESULT THE VEHICLE STALLED AND HAD TO BE TOWED, PLEASE PROVIDE ANY ADDITIONAL INFORMATION. *NLM *TS
IGNITION COIL FAILURE
CONSUMER STATED THE IGNITION COIL CONSTANTLY FAILED WHILE DRIVING, WHICH RESULTED IN NO ACCELERATION BEYOND 2ND GEAR. PROBLEM HAS OCCURRED 3 TIMES WITHIN LAST 3 MONTHS.
2002 AUDI A4 1.8 T: EXPERIENCED THREE IGNITION COIL FAILURES WITHIN THE PAST 20 DAYS. WHEN FAILURE OCCURS THE VEHICLE CANNOT BE DRIVEN AND REQUIRES TOWING ON A FLAT BED TRAILER. PERSONAL EXPERIENCE AND INTERNET RESEARCH, SEE AUDIWORLD.COM A4 (B6) FORUM AND SEARCH "COIL PACK" , INDICATES A VIRTUAL CERTAINTY THAT THE COIL PACK WILL FAIL, YET AUDI WILL NOT REPLACE/RECALL UNTIL FAILURE HAS OCCURRED. THIS WILL LEAVE THE VEHICLE AND MOTORIST STRANDED ON THE ROAD SIDE UNTIL TOWED. PRESENT WINTER CONDITIONS OF 20 DEGREES F WITH SNOW POSES AN UNNECESSARY RISK. AN IMMEDIATE RECALL IS NECESSARY TO REPLACE DEFECTIVE COIL PACKS BEFORE FAILURE ON THE HIGHWAY.
CONSUMER STATED THAT THE COIL PACKS FAILED, CONSUMER WAS INFORMED THE PARTS WERE ON BACK ORDER.*JB
FAULTY IGNITION COILS CAUSED VEHICLE TO SHUT DOWN/STALL. *AK *JB
I HAVE A 2002 AUDI A4 QUATTRO 3.0{6 CYLINDER} WITH ITS SECOND COILPACK PROBLEM. THERE IS ONE COILPACK PER CYLINDER.THE FIRST ONE FAILED AT 8750 MILES THE SECOND ONE AT 9250 MILES. AUDI NEEDS TO RECALL THE VEHICLE AND REPLACE ALL THE COILPACKS. CURRENTLY THEY WILL ONLY REPLACE THE FAILED PART.
IGNITION COIL FAILURE WHILE DRIVING RESULTING IN A SHAKY VEHICLE, LOSS OF POWER AND A RED HOT GLOWING CATALYTIC CONVERTER. AUDI IS REFUSING TO REPLACE DEFECTIVE COILS UNTIL EACH ONE FAILS. AUDI EVEN REFUSES TO REPLACE THE DEFECTIVE COILS AT THE CUSTOMERS EXPENSE.
IGNITION COIL FAILURE WHILE DRIVING RESULTING IN A SHAKY VEHICLE, LOSS OF POWER AND A RED-HOT GLOWING CATALYTIC CONVERTER. AUDI IS REFUSING TO REPLACE DEFECTIVE COILS UNTIL EACH ONE FAILS. AUDI EVEN REFUSES TO REPLACE THE DEFECTIVE COILS AT THE CUSTOMER''S EXPENSE.
VEHICLE SUDDENLY LOST POWER WHILE DRIVING DUE TO A DEFECTIVE IGNITION COIL PACK. THE PROBLEM IS WIDESPREAD WITH THIS VECHICLE (AUDI A4) AND IS HAPPENING TO MANY OWNERS ACROSS THE COUNTRY. THE MANUFACTURER, AUDI, IS AWARE OF THE DEFECT AND THE FACT THAT FAILURES ARE OCCURRING IN A VERY HIGH PERCENTAGE OF ITS CARS, BUT HAS NOT ISSUED A RECALL. INSTEAD IT IS REPLACING THE DEFECTIVE PART ONLY AFTER IT FAILS. MORE IMPORTANTLY, IT IS NOT REPLACING THE OTHER DEFECTIVE COIL PACKS IN THE CARS THAT HAVE NOT YET FAILED, THEREBY LEAVING THEM VULNERABLE TO FUTURE FAILURES. THE CARS SHOULD BE RECALLED SO THAT ALL COIL PACKS ARE REPALCED. THIS IS A PUBLIC SAFETY ISSUE.
FAILED IGNITION COIL PACK ON 2002 AUDI A4. 3.0 ENGINE LEAVING THE CAR INOPERABLE. FROM WHAT I UNDERSTAND, THIS IS A WORLDWIDE MAJOR FAILURE MODE WITH VW/AUDI ONLY REPLACING THE FAILED COIL PACK, THE OTHER COIL PACKS WILL FAIL IN TIME. SOME OWNERS HAVE HAD UP TO 5 COIL PACKS FAIL AT VARIOUS TIMES LEAVING THEM AND THEIR FAMILIES STRANDED IN UNDESIRABLE CONDITIONS AND PLACES. MANY PEOPLE DON'T CARRY CELL PHONES ENHANCING THE PROBLEMS. A TOTAL RECALL IS MANDATORY IN THIS CASE, IT'S NOT GOING TO GET BETTER! TS
CAR ENGINE WAS MISFIRING WHILE CHECK ENGINE LIGHT FLASHED. THERE WAS A SEVERE LACK OF POWER. DEALER DIAGNOSED PROBLEM TO BE FAULTY IGNITION COIL PACK.
ELECTRICAL SYSTEM: IGNITION - TWO IGNITION COILS FAILED AND HAD TO BE REPLACED. WAS ON FREEWAY IN FAST TRAFFIC WHEN COIL FAILED. CAR SLOWED DOWN ABRUPTLY AND TWO CARS BEHIND HAD TO SWERVE TO AVOID COLLISION. TS
MY 2002 AUDI A4 1.8T HAD A COIL PACK FAILURE ON 12/18/02. THE FAILURE CAUSED THE CAR TO SPUTTER LOSE SPEED AND BECOME UNPREDICTABLE. IT OCCURED AT A SPEED OF 30 MPH FORCING ME TO TAKE EVASIVE DRIVING ACTION. UPON FURTHER RESEARCH, I FOUND OUT THAT THIS FAILURE IS OCCURING ON A VERY LARGE SCALE WITH DOZENS AND DOZENS OF 1.8T ENGINES (BOTH VW AND AUDI) HAVING THIS PROBLEM. VW/AUDI HAS NOT ISSUED A RECALL FOR THESE PARTS AND IS ONLY REPLACING THE FAILED PART. THERE ARE COIL PACKS IN EACH 1.8T. VW/AUDI IS NOT ACTING ON THIS PROBLEM LEAVING THOUSANDS OF 1.8T OWNERS WITH DEFECTIVE PARTS IN THEIR CARS. WHEN A COIL PACK FAILS IT IS A VERY DANGEROUS SITUATION.
IGNITION COIL PACK FAILURE - CHECK ENGINE LIGHT CAME ON - CAR BEGAN TO SHAKE AND LACK OF POWER - HAD TO BE FLATBED TRUCKED INTO DEALER - WITHOUT CAR 3 DAYS NOW . DEALER STATES AUDI ONLY TO REPLACE THE DEFECTIVE COIL " WITH NEW IMPROVED COIL " WHAT ABOUT OTHER 3 IGNITION COIL PACKS ON THIS ENGINE ? WAITING FOR NEXT FOOT TO DROP !
2ND IGNITION COIL PACK FAILED. DEALER SAYS PART MAY TAKE UP TO 45 DAYS TO REPLACE
AFTER SPEAKING TO THE DEALER WHO WAS PROMPT AND HELPFUL, AND AFTER INVESTIGATING ON SOME AUDI FORUMS ON THE INTERNET, IT SEEMS THESE COILS ARE VERY FAILURE PRONE. THEY CAN FAIL ANYWHERE AT ANY TIME, AND AT LOW MILEAGE. IN MY CASE IT WASN'T A MATTER OF SAFTEY, BUT OF DEPENDABILITY. THIS IS A $36,000 "NEAR LUXURY" CAR THAT REALLY CAN'T BE TRUSTED, AND MAY FAIL ANYWHERE AT ANY TIME. THE DEALER INSTALLED A NEW COIL, BUT IT IS THE SAME PART NUMBER AND MANUFACTURER. (BOSCH) WOULD BE NICE IF A NEW (REVISED) PART WAS ISSUED, AND ALL 6 COILS WERE REPLACED. THANK YOU. DT
TODAY WAS THE SECOND FAILURE OF THE IGNITION COILS, FIRST OCCURED 7/25/02 W/10500 MILES ON THE CAR, IGNITION COILS 1 & 4 WERE REPLACED. UNKNOWN WHICH COILS HAVE FAILED THIS TIME. IT'S THANKSGIVING DAY, WON'T KNOW UNTIL TOMORROW HOW MANY COILS HAVE FAILED. IN AUGUST I REPORTED THE CAR RUNNING ROUGH AND WANTED THE COILS CHECKED, DEALER STATED THAT WITHOUT A CHECK ENGINE LIGHT OR HARD FAILURE THERE WAS NOTHING THEY COULD DO. TODAY IS THE SECOND FAILURE IN 5 MONTHS AND I HAVEN'T HAD THE CAR A FULL YEAR YET. THESE FAILURES ARE A SAFETY HAZARD, I WAS FORTUNATE TO BE CLOSE TO HOME AND DRIVING AT A SLOW SPEED WHEN EACH OCCURRED. DURING TODAY'S FAILURE THE CAR COULD BARELY GO 10MPH TO GET ME HOME. THIS APPEARS TO BE A VERY WELL KNOWN PROBLEM WITH THE AUDI 2002 1.8T. DT
WHILE DRIVING THE VEHICLE HESITATES, SHAKES EXCESSIVELY AND WILL NOT ACCELERATE. THE DEALER AND MANUFACTURER ADMIT THAT THE IGNITION COIL IS DEFECTIVE, BUT WILL NOT REPLACE IT UNTIL THE COMPONENT FAILS. THE COIL HAS BEEN REPLACED TWICE. *TS *NLM
NO SUMMARY. DT
IGNITION SYSTEM FAILURE ON LOW MILEAGE NEW VEHICLE. CONCERNED ABOUT RELIABILITY OF CAR AND SAFETY SHOULD SYSTEM FAIL AND DISABLE THE CAR IN DANGEROUS LOCATION. DT
APPARENTLY AUDI HAS EXPERIENCED MANY FAILURES OF THE IGNITION COIL PACK. WE HAVE TWO 2002 A4'S IN THE HOUSEHOLD AND BOTH HAVE EXPERIENCED THIS FAILURE. AUDI WILL ONLY REPLACE THE FAILED UNIT. DT
THE CAR STOPPED IN THE MIDDLE OF AN EXPRESS WAY, PRETTY DANGEROUS SITUATION. THIS IS A KNOW PROBLEM FOR 2002 AUDI A4'S (COIL PACK FAILURE). IT IS RIDICULOUS THAT I HAD TO DRIVE THE CAR KNOWING THAT SOME DAY I'LL GET STRANDED ON THE ROAD. EVEN AFTER THE INCIDENT, AUDI CLAIMS THAT THEY WILL JUST REPLACE THE DEFECTIVE ONE UNTIL I GET ANOTHER FAILURE INSTEAD OF REPLACING ALL 4 OF THEM. SHOULD I JUST WAIT FOR ANOTHER DANGEROUS SITUATION? DT
IGNITION COIL #1 FAILED, CAUSING DRASTIC LOSS OF POWER ON HIGHWAY. WAS AT RISK OF BEING HIT BY FASTER MOVING CARS. LUCKILY WAS NEAR EXIT AND MANAGED TO AVOID ANY INCIDENTS. DT
Trend Over Time
Complaints by year
Other Issues
Common problems reported
Quick Summary
The 2002 Audi A4 has 65 Electrical System complaints on file. Review the timeline above for detailed owner experiences.