IllustrationWHILE DRIVING THERE WAS A LOT OF VIBRATION IN FRONT END. ABS BRAKES WERE NOT FUNCTIONING/LOCKED UP, CAUSING VEHICLE TO VIBRATE. ALSO, FRONT LEFT WHEEL HAD SMOKE COMING FROM IT. DEALER HAD TO REPLACE ALL BRAKE ROTORS AND REAR CALIPERS. *AK
1993 Audi S4
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
Counts are not adjusted for sales, age, mileage exposure or reporting. A lower count does not establish that a car is problem-free.
About this comparison →16Owner complaints
Model-year median: 7
2Recall campaignsView recall details →
1InvestigationsView investigation details →
Check a VIN with NHTSA ↗ Model-level counts do not show whether a particular VIN is affected or repaired.
Inspection summary
1993 Audi S4
NHTSA snapshot: September 18, 2026. 16 owner complaints · 2 recall campaigns · 1 investigations.
Counts are not failure probabilities and are not adjusted for sales, age, mileage exposure or reporting. One report may name several categories. Comparison method and limitations.
Top reported categories (up to 5)
- Fuel System, Gasoline: 10 reports
- Service Brakes, Hydraulic: 2 reports
- Vehicle Speed Control: 2 reports
- Fuel/propulsion System: 1 reports
- Suspension: 1 reports
Full reported-category list and vehicle report
Recall links
- 00V068000 — Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings
- 97V172000 — Air Bags:frontal:sensor/control MODULE-INACTIVE
Check a VIN with NHTSA. Model-level history does not establish whether a particular VIN is affected or repaired.
Print the top reported categories, recall links, snapshot date and comparison limits.
How this year compares
Owner complaints by model year
Compare all S4 years →Counts vary with age, sales, mileage exposure and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 2 of 16 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Fuel System, Gasoline. Review the 10 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Service Brakes, Hydraulic. Review the 2 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Vehicle Speed Control. Review the 2 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports0 fire reports0 injury reports
Service Brakes, Hydraulic complaints
2 reportsBOUGHT THE CAR FROM MY MOTHER WHO BOUGHT IT NEW JANUARY 1993 FROM HIGHLAND PARK AUDI, HIGHLAND PARK IL. NO SPECIFIC DEFECT CITED IN THE SUMMARY.
Recall campaigns
200V068000 · Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings
Mar 6, 2000
VEHICLE DESCRIPTION: PASSENGER VEHICLES. A FUEL FEED LINE CONNECTING THE FUEL FILTER TO THE ENGINE CAN PREMATURELY AGE AND SHRINK THROUGH EXPOSURE TO HIGH UNDER HOOD TEMPERATURE CAUSED BY THE TURBOCHARGER.
Consequence & remedy
Consequence: THIS CAN RESULT IN FUEL SEEPAGE AT THE CONNECTION.
Remedy: DEALERS WILL REPLACE THE ENTIRE FUEL FEED LINE FROM THE FUEL FILTER TO THE ENGINE WITH A FUEL LINE OF SHRINKAGE-PROOF MATERIAL.
97V172000 · Air Bags:frontal:sensor/control MODULE-INACTIVE
Oct 6, 1997
VEHICLE DESCRIPTION: PASSENGER VEHICLES. SOME AIR BAG SENSORS DO NOT COMPLY WITH AUDI'S DURABILITY STANDARDS OVER THE LIFETIME OF THE VEHICLE.
Consequence & remedy
Consequence: IN THE EVENT THE SENSOR SHOULD MALFUNCTION, THE AIR BAG RESTRAINT SYSTEM CAN INADVERTENTLY DEPLOY. DEPLOYMENT OF THE AIR BAG RESTRAINT SYSTEM WITHOUT WARNING COULD CAUSE A DRIVER TO LOSE VEHICLE CONTROL.
Remedy: DEALERS WILL REPLACE THE AIR BAG SENSOR CONTROL MODULE.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
Defect investigations
1PE99065 · Fuel Supply Line Leak
Opened Oct 28, 1999 · Closed Mar 31, 2000
Status: closed (inferred from source dates) · Vehicle Speed Control:linkages
There is no summary currently available
Additional source detail variants (2)
Vehicle Speed Control:linkages
There is no summary currently available
Vehicle Speed Control:linkages
There is no summary currently available
An investigation is not a finding of a defect, and closure does not prove a vehicle is problem-free.