Segment:
Mid-size luxury sedan/wagon, competing with models like the BMW 5 Series, Mercedes-Benz E-Class, and Lexus ES.
Reputation:
Known for its sophisticated design, excellent build quality, advanced quattro all-wheel-drive system, and comfortable ride.
Strengths:
Quattro AWD capability, robust chassis, refined powertrain options, upscale interior materials compared to many competitors of its era.
Weaknesses:
Can be more expensive to maintain than some rivals, potential for electrical issues common in European cars of the period.
Design:
Sleek, aerodynamic styling with a focus on clean lines and aerodynamic efficiency.
Safety:
Standard safety features for its time, including airbags and ABS.
Powertrain:
Availability of smooth and powerful V6 engines and the renowned quattro AWD system.
Engine Mechanical:
Detailed diagnosis, overhaul, and repair procedures for all engine variants, including timing belt/chain service, piston and ring replacement, cylinder head service, crankshaft and bearing inspection.
Engine Management And Emissions:
Fuel injection systems (MPI/CIS-E), ignition system, sensor testing (MAF, O2, knock, crank/cam sensors), ECU diagnostics, evaporative emission control (EVAP), exhaust gas recirculation (EGR).
Transmission Manual:
Repair and overhaul of manual gearboxes, clutch system service, gear shift linkage adjustment, differential inspection.
Transmission Automatic:
Diagnosis and repair of automatic transmissions, torque converter service, hydraulic control systems, electronic transmission control (if applicable), fluid and filter changes.
Drivetrain And Axles:
Front-wheel drive (FWD) and quattro all-wheel drive (AWD) systems, driveshaft inspection and replacement, CV joints, hub bearings, rear differential service (for AWD models).
Suspension And Steering:
Front and rear suspension components (struts, control arms, ball joints, bushings), power steering system (pump, rack and pinion, hoses), wheel alignment specifications.
Brakes:
Hydraulic brake system, ABS diagnosis and repair, brake fluid flushing, rotor and pad replacement, caliper service, parking brake adjustment.
Electrical System:
Battery, charging system (alternator, regulator), starter motor, lighting systems, fuses and relays, wiring diagrams for all circuits, diagnostic procedures for electrical faults.
Body And Chassis:
Body panel removal and installation, door and window mechanisms, interior trim, chassis lubrication, rust prevention and repair.
Heating Ventilation And Air Conditioning HVAC:
AC system diagnosis, refrigerant handling, compressor service, blower motor, heater core, climate control systems.
Routine Maintenance:
Oil and filter changes, spark plug replacement, air filter replacement, coolant flush, brake fluid replacement, fuel filter replacement, transmission fluid and filter service, differential fluid changes.
Troubleshooting:
Diagnostic flowcharts and procedures for common drivability issues, electrical faults, and mechanical problems. Symptom-based troubleshooting guides.
Component Replacement:
Detailed step-by-step instructions for replacing virtually all major and minor components, from engine parts to interior trim and body panels.
Rebuild And Overhaul:
Comprehensive procedures for engine, transmission, and differential rebuilds, including specifications for machining and clearances.
Special Tools And Procedures:
Identification and usage instructions for specialized tools required for specific repairs and diagnostics.
Depth:
Comprehensive; covers everything from basic fluid changes to complete engine and transmission rebuilds, including detailed electrical schematics and diagnostic procedures.
Type:
5-speed Manual Transmission
Type:
4-speed Automatic Transmission (Tiptronic available on some models)
AWD System:
Torsen T-3 center differential for quattro models, providing continuous torque distribution.
Automatic Transmission Fluid Quarts:
7.5 (G052 162 A2 or equivalent)
Manual Transmission Fluid Type:
SAE 75W-90 Synthetic Gear Oil (API GL-4/GL-5)
NHTSA Front Impact Rating:
Likely 4-star for driver and passenger (typical for era, specific data may vary).
ABS:
Standard Anti-lock Braking System (ABS) on all models.
Traction Control:
Available Traction Control System (ASR) on some models, especially with quattro.
Airbags:
Driver and front passenger airbags.
Seatbelts:
Three-point inertia-reel seatbelts for all occupants, front seatbelt pretensioners.
Oil Change Interval Miles:
7,500 miles or 12 months, whichever comes first (using synthetic oil).
Timing Belt Replacement Miles:
60,000 - 100,000 miles (critical, consult manual for exact interval for V6 engines, often around 75,000 miles).
Spark Plug Replacement Miles:
30,000 - 60,000 miles (depending on plug type, iridium plugs offer longer life).
Engine Oil Spec:
SAE 0W-40 or 5W-40 Synthetic (VW 502 00 / 505 00 compliant for later models, consult manual for exact spec for 1995).
Coolant Spec:
G12 or G12+ coolant (ethylene glycol-based) mixed with distilled water at a 50/50 ratio. Specific Audi P/N G012A8DA1 or equivalent.
Brake Fluid Spec:
DOT 4 (e.g., G000450M2 or equivalent).
Ignition Coils:
Premature failure of ignition coils (especially on V6 engines) can lead to misfires.
Coolant Flanges:
Plastic coolant flanges and hose connections can become brittle and leak over time.
Window Regulators:
Power window regulator mechanisms can fail.
Cv Boots:
Torn CV boots can lead to joint damage, particularly on AWD models.
Mass Air Flow Sensor:
MAF sensor can become contaminated or fail, affecting engine performance and fuel economy.
Brand Origins:
Audi AG, a German manufacturer renowned for its engineering, performance, and Quattro all-wheel-drive technology, tracing its roots back to the early 20th century.
Generation:
Fourth generation Audi 100 (C4 platform), launched in 1991, which was also the basis for the Audi A6.
Facelift:
The C4 platform received a facelift in 1994, and the 1995 model year represents a refined version of this platform before its rebranding to the A6.
Manufacturing Location:
Ingolstadt, Germany and Neckarsulm, Germany.
