The 1991 Audi 100 has 4 NHTSA recall campaigns affecting an estimated 231,900 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 11 complaints with NHTSA, most often about the power train. Last updated July 5, 2026.
Recall campaigns
EQUIPMENT01V3240002001-10-104,300 affected
Defect
VEHICLE DESCRIPTION: PASSENGER VEHICLES. AN ELECTROLYTIC CAPACITOR CONTAINED IN THE AMPLIFIER FOR EACH REAR SPEAKER COULD LEAK AN ELECTROLYTE, WHICH MAY IN TIME AND IN THE PRESENCE OF HUMIDITY, CAUSE AN UNWANTED CONDUCTIVE PATH.
Consequence
THIS CONDITION COULD RESULT IN THE AMPLIFIER OVERHEATING AND A POTENTIAL FIRE RISK.
Remedy
DEALERS WILL REPLACE THE AMPLIFIERS FOR THE REAR SPEAKER ASSEMBLIES. OWNER NOTIFICATION BEGAN JULY 10, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT AUDI AT 1-800-822-2834.
AIR BAGS97V1720001997-10-0654,800 affected
Defect
VEHICLE DESCRIPTION: PASSENGER VEHICLES. SOME AIR BAG SENSORS DO NOT COMPLY WITH AUDI'S DURABILITY STANDARDS OVER THE LIFETIME OF THE VEHICLE.
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.
POWER TRAIN93V0060001993-01-11152,000 affected
Defect
THE DIFFERENTIAL OIL OF THE TRANSAXLE IS LOST OVER TIME DUE TO EVAPORATION. LOW OIL LEVELS CAUSE PREMATURE BEARING AND GEAR WEAR AND EVENTUAL FAILURE OF THE DIFFERENTIAL.
Consequence
IN THE EVENT OF FAILURE, THE VEHICLE'S DRIVE WHEELS COULDLOSE POWER. IN EXTREME CIRCUMSTANCES, THE FRONT WHEELS LOCK, CAUSING RAPIDDECELERATION RESULTING IN POSSIBLE LOSS OF VEHICLE CONTROL AND AN ACCIDENT.
Remedy
DRAIN AND REPLACE THE DIFFERENTIAL GEAR OIL WITH OIL HAVING HIGHER PERFORMANCE CHARACTERISTICS.
EQUIPMENT91V0500001991-04-0220,800 affected
Defect
INSTRUCTION LABEL IN THE TRUNK OF VEHICLE IS INCORRECT FOR THE JACK SUPPLIED WITH THE VEHICLE.
Consequence
INCORRECT USE CAN RESULT IN THE JACK COLLAPSING, WITHINJURY TO INDIVIDUALS UNDER OR NEAR VEHICLE DURING COLLAPSE.
Remedy
SUPPLY INSERT TO OWNER'S MANUAL NOTING CORRECT USAGE, AS WELL AS A CORRECTED INSTRUCTION LABEL FOR THE TRUNK.
Complaints by component
POWER TRAIN:AUTOMATIC TRANSMISSION
2
VEHICLE SPEED CONTROL
2
1crashes
AIR BAGS
1
1crashes1injuries
ELECTRICAL SYSTEM
1
EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
1
FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
1
SERVICE BRAKES, HYDRAULIC
1
1crashes1injuries
VEHICLE SPEED CONTROL:ACCELERATOR PEDAL
1
VEHICLE SPEED CONTROL:CRUISE CONTROL
1
Total complaints11
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“The vehicle was involved in a front collision accident due to the brakes not operating. The air bags did not deploy upon impact as well. Manufacturer was contacted by consumer. *nm”
“The vehicle was involved in a front collision accident due to the brakes not operating. The air bags did not deploy upon impact as well. Manufacturer was contacted by consumer. *nm”
“Nhtsa recall 01v324000/ manufacturer's recall lm concerning speaker amplifier. Rear amplifier system is not working properly. Also consumer called manufacturer about vehicle and recall, and manufacturer stated recall effected only 1992 models and older. Consumer stated his vehicle was having same…”
“The car is currently not safe to drive. On june 25th I drove the car for 40 minutes on the highway. When I exited the highway, the engine would race when I came to a stop light. The brakes were applied and the car was at a complete stop, but the engine would race so that the speedometer registered…”
“Automatic transmission broke down with less than 40,000 miles, without any kind of warning. The transmission was replaced with a rebuilt transmission by the dealership (sunset imports). *ak.*yh”
“Bosch fuel distributor sensor plate failure, which is lower half of unit. Car stalls, floods, creeps, looses all power, will not accel over 20 mph. Must purchase entire unit for over $1,500 usd to repair.*ak”
“Intermittently when slowing down the vehicle stalls and dies, resulting in loss of vehicle control. The dealer has repaired the vehicle, but the problem stills exists. *ak dealer reset throttle position adaption and replaced the idle stabilizer valve, stalling has not occurred anymore. *slc”
“Short in electrical system, causing computer/gas gauge/warning buzzer/radio to fail. *ak”
Defect investigations
InvestigationEA94026 Opened 1994-07-19 · closed 1995-07-28
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 1991 Audi 100 as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
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