There are 4 owner-reported electrical system complaints for the 2003 Audi TTin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
MY 2003 AUDI TT QUATTRO HAS AN INTERMITTENT HEADLIGHT, HAVE TRIED NUMEROUS TIMES REPLACING THE BULB AS WELL AS SWITCH. AFTER LOOKING AT NUMEROUS POSTS, IT IS CLEAR THAT THIS IS A HUGE FAULT BY THE MANUFACTURER OF HEADLIGHT FAILURE. IN MY STATE YOU GET A TICKET FOR A SINGLE LIGHT OUT (NY) AND THIS HEADLIGHT FAILS INTERMITTENTLY EITHER WHEN AT 0MPH OR 60MPH. HUGE SAFETY CONCERN ESPECIALLY IF DRIVING AT NIGHT OR IN THE RAIN, ON TOP OF THE TRAFFIC VIOLATIONS.
TL* THE CONTACT OWNS A 2003 AUDI TT. THE CONTACT STATED THAT THE ENTIRE INSTRUMENTAL CLUSTER MALFUNCTIONED AND ALL OF THE GAUGES WOULD READ INACCURATE INFORMATION. THE CONTACT RECEIVED NOTIFICATION OF AN UNKNOWN RECALL RELATIVE TO THE FAILURE. THE DEALER ADVISED THAT THE RECALL REPAIR WOULD ONLY BE PERFORMED IF THE CONTACT HAD EXPERIENCED THE FAILURE DESCRIBED IN THE RECALL. THE VEHICLE WAS THEN TAKEN TO AN INDEPENDENT MECHANIC WHERE THE CONTACT WAS ADVISED THERE WAS AN ELECTRICAL FAILURE WITHIN THE VEHICLE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGE WAS 120,000.
THERE IS A VERY WELL-DOCUMENTED, WIDESPREAD PROBLEM WITH THE AUDI TT DASH PANEL, ONE THAT AUDI HAS NOT SUFFICIENTLY ADDRESSED. FAILURES INCLUDE (1) A FALSE OR NO VEHICLE SPEED INDICATION (2) A FALSE OR NO ENGINE ROTATIONAL SPEED INDICATION (3) A FALSE ENGINE TEMPERATURE INDICATION (4) A FALSE FUEL LEVEL (5) COMPLETE DEACTIVATION OF ENGINE (6) IMPROPER STATUS OF SAFETY FEATURES SUCH AS AIRBAGS, BRAKES, TRACTION CONTROL, ETC (7) IMPROPER OR FAULTY INDICATION OF ONBOARD COMPUTER FUNCTIONS AND DRIVER INFORMATION DISPLAYS. IT IS A SHAME THAT THE US HAS NOT BEEN ABLE TO AFFECT A POSITIVE RESPONSE FROM AUDI REGARDING A SAFETY RECALL OF THIS KNOWN, CHRONIC PROBLEM, WHEREAS OTHER COUNTRIES, SUCH AS THE UK, HAVE SUCCESSFULLY LOBBIED FOR ACTION FROM AUDI IN THE FORM OF AN UNCONDITIONAL SAFETY RECALL. HAVING A VEHICLE WITH FIVE OF THE OUTLINED FAILURES OF THE DASHBOARD, I AM FILING THIS COMPLAINT AND URGE NHTSA TO INVESTIGATE WHAT OTHERS HAVE DOCUMENTED, NOT ONLY IN NHTSA-FILED COMPLAINTS, BUT FROM THE PLETHORA OF OWNERS WHO HAVE INDICATED ISSUES THROUGH OTHER ONLINE SITES. *TR
2003 AUDI TT ROADSTER PROBLEMS WITH INSTRUMENT CLUSTER. CONSUMER STATES THAT THERE ARE NOW SAFETY ISSUES RESULTING THE INSTRUMENT CLUSTER FAILURE. *KB THE ODOMETER AND TEMPERATURE GAUGES NO LONGER FUNCTIONED. THE CONSUMER HAD NO WAY OF KNOWING THE ENGINE OPERATING TEMPERATURE AND HE ONLY DISCOVERED THERE WAS A PROBLEM AFTER THE DISPLAY INDICATED AN ALARMINGLY HIGH ENGINE TEMPERATURE.*JB
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026