Problems · by component
2001 Audi S4 electrical system problems
47 owner complaints to NHTSA about the 2001 Audi S4 cite electrical system, 54% of all 87 complaints for this model year.
Complaints
47
54% of all complaints
Crashes
1
Reported by owners
Fires
0
Reported by owners
Injuries
0
Reported by owners
What owners say about the electrical system
Verbatim from NHTSA complaints, newest first
“I JUST HAPPENED TO LOOK UP RECALLS AND SAW THE COMPLAINTS ON THE AUDI S4 2001. I NOTICED MY CAR WASN'T THE ONLY ONE WHERE THE INSTRUMENT CLUSTER HAS LOST PIXELS AND ENDS UP UNREADABLE FOR ALL WARNINGS AND MANUFACTURER PROGRAMMED SAFETY WARNINGS. IT HAS BEEN LIKE THIS FOR YEARS AND DID ASK MY DEALER HOW MUCH IT WOULD COST TO FIX IT AND IT WAS INSANE. IT IS A REAL SAFETY ISSUE. AUDI SHOULD BE RESPONSIBLE FOR FIXING IT. I DIDN'T REALIZE OTHER AUDI'S WERE HAVING THE SAME ISSUE. MAYBE IF MORE PEOPLE COMPLAIN, AUDI WILL BE FORCED TO FIX IT.”
“INFORMATION DISPLAY ON INSTRUMENT CLUSTER IS FAILING; PIXELS NO LONGER OPERATE RENDERING THE DISPLAY USELESS. DISPLAY IS USED TO INFORM THE DRIVER OF VITAL SAFETY INFORMATION BUT WITH FAILED DISPLAY THE IMPORTANT SAFETY INFORMATION CANNOT BE READ! *TR”
“1) THERE IS NO TRIGGERING EVENT LEADING UP TO THE FAILURE. IT JUST APPEARS OVER TIME. 2) THE LCD SCREEN IN THE INSTRUMENT CLUSTER HAS LINES OF PIXELS THAT DO NOT LIGHT UP. THIS IS CONSTANT, WITH MORE LINES OF PIXELS GOING OUT AND PERMANENTLY STAYING OUT OVER TIME. AS A CONSEQUENCE, IMPORTANT WARNING MESSAGES ARE NOT DISPLAYED OR READABLE; SUCH AS WORN OUT BRAKE PADS, FUEL LOW WARNING, WASHER FLUID LOW WARNING, ETC. IF THESE WARNINGS ARE NOT DISPLAYED, THE VEHICLE MAY RUN OUT OF GAS WITHOUT WARNING AND STALL WHILE OPERATING, OR BRAKES MAY WEAR DOWN TO THE POINT OF LOSING EFFECTIVENESS WITHOUT WARNING, OR BE LEFT WITHOUT WASHER FLUID WITHOUT WARNING. *TR”
“I OWN A 2001 AUDI S4. THE CENTER DISPLAY ON THE GAUGE CLUSTER IS FAILING DUE TO MISSING PIXELS. THE CENTER DISPLAY NORMALLY DISPLAYS CRITICAL SAFETY INFORMATION REGARDING FAILING ENGINE AND BODY COMPONENTS. IT IS ALWAYS MISSING PIXELS, AND IS NEVER CLEAR ENOUGH TO READ PROPERLY. RECENTLY, I DEVELOPED AN OIL LEAK AND THE CENTER DISPLAY WASN'T CLEAR ENOUGH TO SEE THE LOW OIL WARNING LIGHT. AS A RESULT I WAS STRANDED IN SUB-ZERO TEMPERATURES WITHOUT TRANSPORTATION. I AM CURRENTLY REPAIRING THE ENGINE FAR BEYOND WHAT WOULD HAVE BEEN NECESSARY, HAD THE CENTER DISPLAY BEEN WORKING CORRECTLY. I HAVE NOT YET REPAIRED THE DISPLAY, BECAUSE THE DEALER IS ASKING $1000 FOR REPLACEMENT. I KNOW IT A COMMON PROBLEM WITH THIS CAR, AND DUE TO THE AGE, IS REACHING A VERY HIGH PERCENTAGE OF FAILURE. I DON'T THINK THAT FAILING SAFETY EQUIPMENT SHOULD BE A ROUTINE MAINTENANCE ITEM FOR ANYONE, ESPECIALLY WHEN IT IS A HIGH DOLLAR ITEM. *TR”
“INFORMATION DISPLAY ON INSTRUMENT CLUSTER IS FAILING; PIXELS NO LONGER OPERATE RENDERING THE DISPLAY USELESS. DISPLAY IS USED TO INFORM THE DRIVER OF VITAL SAFETY INFORMATION BUT WITH FAILED DISPLAY THE IMPORTANT SAFETY INFORMATION CANNOT BE READ! *TR”
“1. PURCHASED A 2001 S4 2. THE AUTO CHECK SYSTEM IN THE INSTRUMENT CLUSTER DOES NOT WORK ESPECIALLY WHEN WARM. CRITICAL SAFETY INFORMATION IS NO LONGER DISPLAYED. 3. WAS QUOTED OBSCENE AMOUNTS BY AUDI DEALERS TO REPLACE ENTIRE INSTRUMENT CLUSTER. *TR”
Showing 6 of 47 reports. Read every report on NHTSA.gov.
Data from NHTSA Complaints API (owner reports, unverified) · synced Oct 30, 2026NHTSA vehicle page
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.