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1994 Audi S4

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

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How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

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: 1 of 7 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 6 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine And Engine Cooling. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Service Brakes, Hydraulic. Review the 1 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

Engine And Engine Cooling complaints

1 reports
Clear category filter
165,000 miles · Feb 12, 2007
Engine And Engine CoolingFuel System, Gasoline

THERE IS A SEVERE SAFETY PROBLEM ASSOCIATED WITH THE AUDI 94S4, OTHER MODEL YEAR S CARS AND OTHER AUDI CARS WITH THE 100 BODY. WHEN THE PLASTIC PART THAT CONNECTS THE THROTTLE BODY TO THE THROTTLE CABLE BREAKS, THE ENGINE GOES UP TO 7000 RPM (OVER RED LINE). IF IN HEAVILY CONGESTED TRAFFIC AS I WAS, THE OWNER RISKS HIS LIFE OR…

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THERE IS A SEVERE SAFETY PROBLEM ASSOCIATED WITH THE AUDI 94S4, OTHER MODEL YEAR S CARS AND OTHER AUDI CARS WITH THE 100 BODY. WHEN THE PLASTIC PART THAT CONNECTS THE THROTTLE BODY TO THE THROTTLE CABLE BREAKS, THE ENGINE GOES UP TO 7000 RPM (OVER RED LINE). IF IN HEAVILY CONGESTED TRAFFIC AS I WAS, THE OWNER RISKS HIS LIFE OR HIS ENGINE. SINCE I DECIDED MY LIFE AND THAT OF MY PASSENGERS WAS MORE IMPORTANT THAN THE ENGINE, I LET THE ENGINE RACE AND USED THE BRAKE TO CONTROL SPEED UNTIL I COULD SAFELY GET OFF THE BELTWAY AND ONTO A SIDE ROAD. ONCE THERE, I SAW THAT MY EXHAUST MANIFOLD HAD GOTTEN CHERRY RED WITH AND COULD HAVE CAUSED A FIRE. THESE CARS NEED IMMEDIATE RECALL AS A SAFETY MEASURE AND THE PART REPLACED WITH METAL. FAILURE WAS WITHOUT WARNING, CAR''S SPEED BEGAN TO INCREASE WITHOUT WARNING AND THROTTLE PRESSURE HAD NO IMPACT WHATSOEVER. LESS SKILLFUL PERSON WOULD HAVE PANICKED AND CAUSED SEVERE PILE-UP IN RUSH HOUR TRAFFIC. MANY OTHER AUDI OWNERS HAVE REPORTED THE PROBLEM ON THE VARIOUS COMPUTER LISTS AND WEB SITES USED BY AUDI OWNERS. CALL OR WRITE FOR DETAILS. AUDI DEALER WAS UNCONCERNED ABOUT PROBLEM AND PART IS NOT LISTED NOR CAN BE PURCHASED SEPARATELY. MUST PURCHASE ENTIRE THROTTLE BODY AT COST OF OVER $800. *NM

NHTSA ODI #10182337

Official recalls

2

00V068000 · 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.

96V017000 · Electrical System:ignition:switch

Jan 29, 1996

DEFECTIVE IGNITION SWITCHES WERE IMPROPERLY MANUFACTURED AND CAN CAUSE SOME ELECTRICAL ACCESSORIES TO MALFUNCTION.

Consequence & remedy

Consequence: SOME ELECTRICAL ACCESSORIES, SUCH AS, TURN SIGNALS, WINDSHIELD WIPERS, LAMPS, POWER WIND0WS AND AIR CONDITIONERS CAN MALFUNCTION WHEN THE CAR IS STARTED.

Remedy: DEALERS WILL REPLACE THE IGNITION SWITCH.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

1

PE99065 · 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