TroubleAtlas Score
AUDI S4 (1992–2024): Full Technical Specs & OBD2 Diagnostics
Built 1992–2024 · all production years covered on this single page
3.0L Turbo V6 • Gasoline
© Wikimedia Commons CC BY-SA
TroubleAtlas Score
An independent value score for the Audi S4 (1992–2024) — reliability, safety, cost, parts, upkeep and documentation. Owing nothing to the manufacturer.
Scorecard · each voice 0–10
Reliabilityn/a
Safety & recallsn/a
Repair cost6.6
Parts & repairability3.8
Maintenance & durabilityn/a
Documentation & support8.7
Independent · Verified · Never for sale
Every figure on this Audi S4 (1992–2024) page is aggregated and cross-checked against more than 6.6 million real workshop operations, NHTSA records and OEM technical sources — and updated continuously. No invented estimates.
The Audi S4 (1992–2024) uses Castrol Edge 0W-20 engine oil. It is powered by a 3.0L Turbo V6 engine. Its OEM tyre size is 215/55 R16. Use the sections below for verified fluids, battery, OEM tyres, the maintenance schedule, recommended parts and the most commonly reported OBD2 fault codes for this vehicle.
Common problems
Common repairs
Fluids & lubricants
Battery
Fault codes (OBD2)
Dashboard lights
Parts comparator
Accessories & tools
Tyres
Recalls & TSB
Complaints
Workshops nearby
COMMON PROBLEMS
Engine overheatingFREQUENT
Engine temperature over limits — check coolant level, thermostat and radiator.
Related codes: P0217
Oil pressure sensor: low signalFREQUENT
ECU detects insufficient oil pressure — check oil level and sensor.
Related codes: P0522
Insufficient oil pressureFREQUENT
Oil pressure below critical threshold — stop the engine and check immediately.
Related codes: P0524
Engine control module (PCM) faultFREQUENT
Faulty ECU processor — requires specialist workshop diagnosis.
Related codes: P0606
Throttle actuatorFREQUENT
Throttle actuator motor circuit open — loss of throttle response.
Related codes: P2100
COMMON REPAIRS
Front brake pads
Difficulty: Medium
1.1h
€77 – €99
Rear brake pads
Difficulty: Medium
1.2h
€84 – €108
Engine oil change
Difficulty: Easy
0.4h
€28 – €36
ABS Module
Difficulty: Hard
2.7h
€189 – €243
AVERAGE INDICATIVE COSTS
Prices may vary by area and workshop.
Full service
€ 120 – € 200
Full brake service
€ 180 – € 300
Spark plug replacement
€ 80 – € 140
Electronic diagnosis
€ 40 – € 70
OFFICIAL LABOUR TIMES (OLP)
Standard labour hours from a database of 6.6M+ real shop operations, with an indicative labour-cost estimate for your country.
Brakes8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| ABS Module | 2.7h | € 121–€ 202 |
| ABS Pump | 3.4h | € 153–€ 255 |
| ABS Tone Ring | 2.0h | € 90–€ 150 |
| ABS Wheel Speed Sensor - Front | 1.1h | € 49–€ 82 |
| ABS Wheel Speed Sensor - Rear | 1.1h | € 49–€ 82 |
| Brake Bleed - All Four | 1.4h | € 62–€ 105 |
| Brake Booster | 3.4h | € 153–€ 255 |
| Brake Booster Check Valve | 0.4h | € 18–€ 30 |
Cooling8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Coolant Bypass Pipe | 2.0h | € 90–€ 150 |
| Coolant Flush | 1.4h | € 62–€ 105 |
| Coolant Reservoir | 0.7h | € 31–€ 52 |
| Coolant Temperature Sensor | 0.7h | € 31–€ 52 |
| Cooling Fan Assembly | 1.4h | € 62–€ 105 |
| Cooling Fan Clutch | 1.4h | € 62–€ 105 |
| Cooling Fan Motor | 2.0h | € 90–€ 150 |
| Cooling Fan Relay | 0.4h | € 18–€ 30 |
Electrical8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Airbag - Driver | 1.4h | € 62–€ 105 |
| Airbag - Passenger | 2.0h | € 90–€ 150 |
| Airbag - Side | 2.7h | € 121–€ 202 |
| Airbag Module/Computer | 1.4h | € 62–€ 105 |
| Alternator | 2.0h | € 90–€ 150 |
| Alternator Belt | 0.7h | € 31–€ 52 |
| Amplifier | 2.0h | € 90–€ 150 |
| Antenna | 0.7h | € 31–€ 52 |
Engine8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Boost Pressure Sensor | 0.7h | € 31–€ 52 |
| Camshaft Position Sensor | 1.4h | € 62–€ 105 |
| Camshaft R&R | 10.8h | € 486–€ 810 |
| Connecting Rod Bearings | 20.2h | € 909–€ 1515 |
| Crankshaft Position Sensor | 1.4h | € 62–€ 105 |
| Crankshaft R&R | 27.0h | € 1215–€ 2025 |
| Cylinder Head R&R | 8.1h | € 364–€ 607 |
| Cylinder Head Resurface | 10.8h | € 486–€ 810 |
Exhaust8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Air Injection Check Valve | 1.1h | € 49–€ 82 |
| Catalytic Converter - California | 2.0h | € 90–€ 150 |
| Catalytic Converter - Direct Fit | 2.0h | € 90–€ 150 |
| Catalytic Converter - Universal | 2.7h | € 121–€ 202 |
| Downpipe | 2.7h | € 121–€ 202 |
| EGR Cooler | 4.1h | € 184–€ 307 |
| EGR Tube | 2.0h | € 90–€ 150 |
| EGR Valve | 1.4h | € 62–€ 105 |
Fuel system8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Charcoal Canister | 1.4h | € 62–€ 105 |
| EVAP Purge Valve | 1.1h | € 49–€ 82 |
| EVAP Vent Valve | 1.1h | € 49–€ 82 |
| Fuel Cap | 0.1h | € 4–€ 7 |
| Fuel Filler Neck | 2.0h | € 90–€ 150 |
| Fuel Filter | 0.7h | € 31–€ 52 |
| Fuel Filter - In-Tank | 2.7h | € 121–€ 202 |
| Fuel Injector - Single | 1.4h | € 62–€ 105 |
HVAC8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| AC Accumulator | 2.0h | € 90–€ 150 |
| AC Clutch Coil | 2.0h | € 90–€ 150 |
| AC Compressor | 3.4h | € 153–€ 255 |
| AC Compressor Clutch | 2.7h | € 121–€ 202 |
| AC Compressor Oil Add | 0.7h | € 31–€ 52 |
| AC Condenser | 3.4h | € 153–€ 255 |
| AC Evaporator | 8.1h | € 364–€ 607 |
| AC Expansion Valve (TXV) | 5.4h | € 243–€ 405 |
Steering8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Center Link/Drag Link | 2.0h | € 90–€ 150 |
| Electric Power Steering Module | 2.0h | € 90–€ 150 |
| Electric Power Steering Motor | 3.4h | € 153–€ 255 |
| Idler Arm | 1.4h | € 62–€ 105 |
| Pitman Arm | 1.6h | € 72–€ 120 |
| Power Steering Fluid Flush | 0.7h | € 31–€ 52 |
| Power Steering Gear Box | 4.7h | € 211–€ 352 |
| Power Steering Hose - High Pressure | 1.4h | € 62–€ 105 |
Suspension8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Air Line | 1.4h | € 62–€ 105 |
| Air Spring/Air Bag | 2.0h | € 90–€ 150 |
| Air Suspension Compressor | 2.0h | € 90–€ 150 |
| Air Suspension Height Sensor | 1.4h | € 62–€ 105 |
| Air Suspension Valve Block | 2.7h | € 121–€ 202 |
| Ball Joint - Lower | 2.4h | € 108–€ 180 |
| Ball Joint - Upper | 2.0h | € 90–€ 150 |
| Ball Joints - Upper and Lower | 4.1h | € 184–€ 307 |
Transmission8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Kickdown Cable | 1.1h | € 49–€ 82 |
| Neutral Safety Switch | 1.4h | € 62–€ 105 |
| Overdrive Solenoid | 2.7h | € 121–€ 202 |
| Shift Cable | 2.0h | € 90–€ 150 |
| Shift Linkage | 1.4h | € 62–€ 105 |
| Shift Solenoid - Single | 5.4h | € 243–€ 405 |
| Shift Solenoids - All | 11.7h | € 526–€ 877 |
| Torque Converter | 9.0h | € 405–€ 675 |
WORKSHOP LABOUR RATES BY COUNTRY
Average independent-workshop hourly labour rates, to estimate repair costs in your country.
🇩🇪Germany€95/h
🇪🇸Spain€55/h
🇫🇷France€75/h
🇮🇹Italy€45/h
🇬🇧UK£80/h
🇺🇸USA$120/h
Reference rate
€45/h
Source: Eurostat 2024
💧 FLUIDS & LUBRICANTS
📋 RECALLS & TSB (20)
NHTSA 96V017000
Electrical System › Ignition › Switch
Date: 29/01/1996
DEFECTIVE IGNITION SWITCHES WERE IMPROPERLY MANUFACTURED AND CAN CAUSE SOME ELECTRICAL ACCESSORIES TO MALFUNCTION.
NHTSA 22V806000
Equipment › Electrical › Infotainment › Video (Touch)Screen/Monitor/Unit
Date: 26/10/2022
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021-2022 AUDI A8, A6 Allroad, E-TRON Quattro, 2022 S3, RSQ8, RS7, RS6 Avant, Q8, Q7, Q3, E-TRON Sportback Quattro, S5 Cabriolet, E-TRON GT, S5 Sportback, A7, A6, A5 Sportback, A5 Cabriolet, A4, A4 Allroad, A3, S8, SQ7…
NHTSA 21V295000
Suspension › Rear › Axle › Non-Powered Axle Assembly
Date: 26/04/2021
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Q7, Q8, Q5 Sportback, SQ5 Sportback, RS6 Avant, RS7, RS Q8, 2020-2021 Audi S6 sedan, Q5, A8, S8, A7, A6 Allroad, A5 Cabriolet, A4 sedan, A4 Allroad, SQ5, S7, A6 sedan, S5 coupe, S4 sedan, S5 Cabriolet, A5 coupe, 2…
NHTSA 22V034000
Tires
Date: 26/01/2022
Volkswagen Group of America, Inc. (Audi) is recalling certain 2019-2021 Audi A5 Sportback, RS5 Coupe, RS5 Sportback, S5 Sportback, 2020-2021 A4 Allroad, A4 Sedan, A5 Cabriolet, A5 Coupe, A6 Allroad, A6 Sedan, A7, A8, Q5, S4 Sedan, S5 Coupe, S5 Cabriolet, S6 Sedan, S7, S8, SQ5, 20…
NHTSA 14V667000
Air Bags
Date: 24/10/2014
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain model year 2013-2015 Audi A4 and S4 vehicles manufactured February 16, 2012, to October 21, 2014, and 2013-2015 Audi Allroad vehicles manufactured March 12, 2012, to October 21, 2014. Due to an improper algorith…
NHTSA 19V547000
Air Bags › Frontal › Passenger Side › Inflator Module
Date: 24/07/2019
Volkswagen Group of America, Inc. (Audi) is recalling certain 2018-2019 Audi RS5 Sportback, 2018 S5 Cabriolet, S5 Sportback, S5 Coupe, S4 Sedan, A5 Cabriolet, A5 Sportback, A5 Coupe, and 2017-2018 A4 Sedan and A4 Allroad vehicles. Oxidation on the Passenger Occupant Detection Sy…
NHTSA 21V470000
Air Bags › Frontal › Driver Side › Inflator Module
Date: 23/06/2021
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2000-2001 Audi TT Coupe, TT Roadster, 2000-2002 A4, and S4 vehicles equipped with Non-Azide Driver Air Bag Inflators (NADI) that do not contain phase stabilized ammonium nitrate (PSAN) propellant. Due to a manuf…
NHTSA 18V427000
Air Bags › Frontal › Passenger Side › Inflator Module
Date: 22/06/2018
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2005-2008 Audi A4 Sedan, A4 Avant, S4 Avant and S4 Sedan, 2007-2008 RS4 Sedan, 2004 RS4 Cabriolet, 2007-2009 A4 Cabriolet and S4 Cabriolet, 2005-2011 A6 Sedan, 2006-2011 A6 Avant, and 2007-2011 S6 Sedan vehicles.…
NHTSA 18V427000
Air Bags › Frontal › Passenger Side › Inflator Module
Date: 22/06/2018
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2005-2008 Audi A4 Sedan, A4 Avant, S4 Avant and S4 Sedan, 2007-2008 RS4 Sedan, 2004 RS4 Cabriolet, 2007-2009 A4 Cabriolet and S4 Cabriolet, 2005-2011 A6 Sedan, 2006-2011 A6 Avant, and 2007-2011 S6 Sedan vehicles.…
NHTSA 18V427000
Air Bags › Frontal › Passenger Side › Inflator Module
Date: 22/06/2018
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2005-2008 Audi A4 Sedan, A4 Avant, S4 Avant and S4 Sedan, 2007-2008 RS4 Sedan, 2004 RS4 Cabriolet, 2007-2009 A4 Cabriolet and S4 Cabriolet, 2005-2011 A6 Sedan, 2006-2011 A6 Avant, and 2007-2011 S6 Sedan vehicles.…
NHTSA 15V019000
Fuel System, Gasoline › Fuel Injection System › Fuel Rail
Date: 20/01/2015
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain model year 2011-2012 Audi S4, S5, Q7, 2012 Audi A6, Volkswagen Touareg Hybrid, and 2012-2013 Audi A7 vehicles. In the affected vehicles the fuel injection system may experience a fuel leak.
NHTSA 05V096000
Exterior Lighting › Headlights
Date: 15/03/2005
ON CERTAIN PASSENGER VEHICLES, THERE IS A POSSIBILITY OF XENON HEADLAMP COATING DEGRADATION OVER TIME. THE LUMINOUS TRANSMITTANCE OF THE HEADLAMP MAY DECREASE OVER A PERIOD OF TIME.
NHTSA 17V032000
Air Bags › Frontal › Passenger Side › Inflator Module
Date: 11/01/2017
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2009 Audi A4 Cabriolet, S4 Cabriolet, A6 Avant, A6 Sedan and S6 Sedan vehicles originally sold, or ever registered, in Arizona, Arkansas, Delaware, the District of Columbia, Illinois, Indiana, Kansas, Kentucky, M…
NHTSA 17V032000
Air Bags › Frontal › Passenger Side › Inflator Module
Date: 11/01/2017
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2009 Audi A4 Cabriolet, S4 Cabriolet, A6 Avant, A6 Sedan and S6 Sedan vehicles originally sold, or ever registered, in Arizona, Arkansas, Delaware, the District of Columbia, Illinois, Indiana, Kansas, Kentucky, M…
NHTSA 17V032000
Air Bags › Frontal › Passenger Side › Inflator Module
Date: 11/01/2017
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2009 Audi A4 Cabriolet, S4 Cabriolet, A6 Avant, A6 Sedan and S6 Sedan vehicles originally sold, or ever registered, in Arizona, Arkansas, Delaware, the District of Columbia, Illinois, Indiana, Kansas, Kentucky, M…
NHTSA 21V874000
Seats
Date: 10/11/2021
Volkswagen Group of America, Inc. (Audi) is recalling certain 2017-2020 A4 Allroad, A4 Sedan, 2018-2019 RS5 Coupe, 2019 RS5 Sportback, 2018-2020 A5 Cabriolet, A5 Coupe, A5 Sportback, S4 Sedan, S5 Cabriolet, S5 Coupe, and Audi S5 Sportback vehicles. The cable connecting the seat …
NHTSA 97V172000
Air Bags › Frontal › Sensor/Control Module-Inactive
Date: 06/10/1997
VEHICLE DESCRIPTION: PASSENGER VEHICLES. SOME AIR BAG SENSORS DO NOT COMPLY WITH AUDI'S DURABILITY STANDARDS OVER THE LIFETIME OF THE VEHICLE.
NHTSA 00V068000
Fuel System, Gasoline › Delivery › Hoses, Lines/Piping, And Fittings
Date: 06/03/2000
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.
NHTSA 22V742000
Back Over Prevention › Display Function
Date: 05/10/2022
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2021 Audi A8, RS7, RS6 Avant, RS5 Sportback, RS5 Coupe, Q8, Q7, Q5 Sportback, S4 Sedan, Q5, A7, A6, A6 Allroad, A5 Sportback, A5 Coupe, A5 Cabrioleet, A4 Sedan, A4 Allroad, E-Tron Sportback Quattro, SQ7, S5 Cabri…
NHTSA 21V606000
Seat Belts › Rear/Other › Retractor
Date: 05/08/2021
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2021 Volkswagen ID4, Audi A4 Allroad, A4 Sedan, A5 Cabriolet, A5 Coupe, A5 Sportback, A6 Allroad, A6 Sedan, A7, A8, E-Tron Quattro, E-Tron Sportback Quattro, Q3, Q5, Q5 Sportback, Q7, Q8, RS5 Sportback, RS5 Coupe…
COMMON OBD2 CODES TO CHECK
P0420
P0420
Powertrain
P0171
P0171
Powertrain
P0300
P0300
Powertrain
P0441
EVAP Incorrect Purge Flow
Powertrain
P0128
P0128
Powertrain
P0455
P0455
Powertrain
P0700
P0700
Transmission
P0507
Idle Air Control System RPM Higher Than Expected
Powertrain
P0174
System Too Lean Bank 2
Powertrain
All documented fault codes for this vehicle
The most documented diagnostic codes for this model, by system and severity. Tap a code for the full guide.
P1425
powertrain
LOWP1420
powertrain
MODERATEP1177
powertrain
MODERATEP1176
powertrain
MODERATEP1141
powertrain
HIGHP1136
powertrain
MODERATEP1225
powertrain
HIGHP1214
powertrain
HIGHP1213
powertrain
HIGHP1388
powertrain
HIGHP1564
powertrain
MODERATEP1544
powertrain
HIGHP1543
powertrain
HIGHP1296
powertrain
MODERATEP1137
powertrain
MODERATEP1102
powertrain
MODERATEP1297
powertrain
HIGHP1105
powertrain
MODERATEP1410
powertrain
LOWP1340
powertrain
MODERATE
DASHBOARD WARNING LIGHTS — UNIVERSAL GUIDE
53 warning lights classified by urgency. Appears on your vehicle? Check the urgency level.
Show all dashboard warning lights
🔴 IMMEDIATE STOP — pull over
Oil Pressure WarningEngine
Engine Temperature WarningCooling
Brake System WarningBrakes
Immobilizer / Key FaultSecurity
🟠 WARNING — check soon
Malfunction Indicator Light (MIL) / Check EngineEngine
Diesel Particulate Filter (DPF)Emissions
Battery / Charging SystemElectrical
Low Fuel WarningFuel
ABS WarningBrakes
Brake Pad Wear IndicatorBrakes
Electronic Parking Brake (EPB)Brakes
Power Steering WarningSteering
ESC / Stability Control FaultChassis
Tire Pressure Warning (TPMS)Chassis
Transmission Temperature WarningTransmission
Transmission / Gearbox FaultTransmission
Airbag / SRS WarningActive safety
EGR / Exhaust Gas Recirculation FaultEmissions
Catalytic Converter / Emissions FaultEmissions
AdBlue / DEF Level LowEmissions
Coolant Level LowCooling
Hybrid / EV System WarningHybrid
EV Charge System FaultHybrid
12V Battery (Hybrid/EV Auxiliary)Hybrid
Suspension Fault / Air SuspensionSuspension
CAN Bus / Network Communication FaultNetwork
Water in Fuel FilterFuel
Diesel Injector FaultFuel
Steering Angle Sensor FaultSteering
Turbo / Boost Pressure FaultEngine
Regenerative Braking Fault (Hybrid/EV)Hybrid
🟡 MONITOR
Fuel Cap / Evap SystemEmissions
4WD / AWD SystemDrivetrain
Bulb Failure WarningLighting
Headlight Range / Leveling FaultLighting
Service / Maintenance DueMaintenance
A/C System FaultHvac
Clutch Wear WarningTransmission
Cruise Control / ACC FaultADAS
🔵 INFORMATION
Engine Temperature Low (Blue)Cooling
Glow Plug / Diesel PreheatEngine
Traction Control / ESC OffChassis
Seatbelt ReminderActive safety
Rear Fog Light IndicatorLighting
Lane Departure / LDWS WarningADAS
Forward Collision Warning (FCW/AEB)ADAS
Blind Spot Monitor FaultADAS
Rear Parking Sensor / Camera FaultADAS
Windshield Washer Fluid LowMaintenance
Door Open WarningBody
Hood / Trunk Open WarningBody
Gear Shift Indicator (Manual)Transmission
Sport / Performance Mode ActiveTransmission
REPORTED COMPLAINTS & PROBLEMS (NHTSA)
571 owner complaints filed with the U.S. National Highway Traffic Safety Administration (NHTSA) for the Audi S4 across model years 1992–2024. These are real, verified reports submitted by vehicle owners.
14 crash reports 3 fires 8 injuries
Complaints by model year (most reported first)
Model year 2000143
Model year 200187
Model year 201060
Model year 200543
Model year 201332
Model year 200630
Model year 200429
Model year 201126
Most reported components (all years)
Electrical System143
Power Train97
Service Brakes63
Exterior Lighting61
Hydraulic46
Tires46
Sample reports
My MMI 5F module went out right after an oil change service on Nov 12, 2022 I called them as soon as I got home to inform Leader automotive in Normal Il. I was told I would not be able to be seen until January 5 2023 at 1:pm. I then call… (MY 2013)
DEC 5 2016, WHILE PULLING OUT OF MY DRIVEWAY IN ROUTE TO A SCHEDULED SERVICE APPOINTMENT AT AUDI OF ASHEVILLE, MY 2011 AUDI S4 LURCHED AND SEVERAL WARNINGS CAME UP INCLUDING "DSG FAILURE, NO REVERSE, TPMS WARNING", FOLLOWED BY "YOU MAY C… (MY 2011)
WHILE DRIVING MY 2014 AUDI S4 ON THE HIGHWAY AND IN TURNS, THE STEERING GOES FROM FEELING TIGHT TO VERY LIGHT AND BACK TO TIGHT AGAIN WITHIN A MATTER OF SPLIT SECONDS. THIS CAUSES DRIFTING ON THE HIGHWAY AND WHEN CORNERING BECAUSE YOU'R… (MY 2014)
TRANSMISSION SHIFTS CLUNK WHEN COMING TO A STOP FROM 3, 2, TO 1, AND SHIFTS NOISILY AND ABRUPTLY PARTICULARLY IN STOP AND GO TRAFFIC, OR IN EXTREME TEMPERATURES IE MIDDLE OF SUMMER ON A HOT DAY. *TR (MY 2011)
Source: NHTSA complaints database (U.S. data.gov). Figures cover production years 1992–2024.
Frequently Asked Questions
Does the Audi S4 have any safety recalls?
Yes — 20 official NHTSA recall campaign(s) affect this model, mainly: FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING. Check the recalls section for your exact year/VIN.
What does fault code P0300 mean on the Audi S4?
Random/Multiple Cylinder Misfire Detected This code is among the most documented for this model — tap it in the OBD2 section for the full step-by-step guide.
What does fault code P0128 mean on the Audi S4?
Coolant temperature below thermostat regulating temperature — thermostat stuck open or faulty This code is among the most documented for this model — tap it in the OBD2 section for the full step-by-step guide.
What does fault code P0011 mean on the Audi S4?
A Camshaft Position Timing Over-Advanced or System Performance (Bank 1) This code is among the most documented for this model — tap it in the OBD2 section for the full step-by-step guide.
Are engine problems common on the Audi S4?
Yes — 94 of 556 real owner reports filed with NHTSA mention the engine. One owner reported: “THE FUEL LINE IS LEAKING IN THE ENGINE COMPARTMENT, CONSUMER TOOK THE VEHICLE TO THE DEALER WHO DID NOT DO ANY REPAIRS, THE LEAKS ONLY OCCUR ON COLD DAYS. *SLC…” See the owner-reported complaints section below for more.
Are transmission problems common on the Audi S4?
Yes — 104 of 556 real owner reports filed with NHTSA mention the transmission. One owner reported: “I OWN TWO OF THE ORIGINAL AUDI S4'S, BOTH 1993 MODELS. MY DAUGHTER WAS DRIVING ONE OF THESE CARS IN 2007 AND THE THROTTLE STUCK OPEN SO THAT THE ENGINE RACED UNCONTROLLABLY. SHE WAS ABLE TO PUT THE …” See the owner-reported complaints section below for more.
Are electrical problems common on the Audi S4?
Yes — 153 of 556 real owner reports filed with NHTSA mention the electrical. One owner reported: “THE INSTRUMENT CLUSTER ON ALL THE AUDI S4S AND ALSO ON VW LOOSE PIXELS ON THE DASH AND IT GOES OUT, IT IS A HAZARD BECAUSE THIS IS A GAUGE THAT DOES A SYSTEM CHECK EVERY TIME YOU START THE VEHICLE, TH…” See the owner-reported complaints section below for more.
What tyres does the Audi S4 (1992–2024) use?
The original OEM tyre size for the Audi S4 (1992–2024) is 215/55 R16. Compatible alternative sizes: ["245/45R19", "245/40R18", "225/45R18"]. See the Tyres section on this page to compare offers from the main suppliers.
What engine oil should I use on the Audi S4 (1992–2024)?
The engine oil specification for the Audi S4 (1992–2024) is Castrol Edge 0W-20. Always use the viscosity grade approved by the manufacturer: a different oil can reduce engine protection and void the warranty. Check the change interval in the Maintenance section.
Which OBD2 fault codes are commonly documented for the Audi S4 (1992–2024)?
Commonly documented OBD2 codes across many vehicles include: P0420, P0300, P0171. Find the full description, likely causes and estimated repair costs in the OBD2 Codes section on this page.
How often should the Audi S4 (1992–2024) be serviced?
Routine maintenance for the Audi S4 (1992–2024) typically includes an oil change every 6,000–9,000 miles (10,000–15,000 km), an air filter every 12,000–18,000 miles (20,000–30,000 km) and a brake inspection every 12,000 miles (20,000 km). Check the full plan with specific intervals in the Scheduled Maintenance section on this page.
Have a specific fault code on your Audi S4 (1992–2024)? Search the code in the OBD2 section of this page or use the full TroubleAtlas DTC database. Need tyres? Compare prices and compatible sizes in the TroubleAtlas comparator.