🏷️ Basic Information

Make:

Audi

Model:

V8 Quattro

Chassis Code:

Type 4C

Generation Designation:

First Generation

👋 Introduction

Segment:

Luxury Sedan / Executive Car

Competitors:

BMW 7 Series, Mercedes-Benz S-Class, Lexus LS, Jaguar XJ.

Unique Selling Points:

Audi's first large luxury sedan, V8 engine, Quattro all-wheel drive, sophisticated German engineering, upscale interior, advanced (for its time) technology.

📋 Manual Details

Covered Years:

1988, 1989, 1990, 1991, 1992, 1993

Total Pages:

3119

Type:

Workshop Service Manual / Repair Manual

Language:

English

File Format:

PDF

Delivery Method:

Instant Download

📖 Manual Coverage

Engine Mechanical:

Complete engine disassembly, assembly, overhaul, timing, seals, gaskets, lubrication system, cooling system, intake, exhaust.

Engine Management:

Fuel injection system (KE-Jetronic), ignition system, sensors, actuators, ECU diagnostics, emissions control.

Transmission Drivetrain:

Automatic transmission (4-speed Tiptronic option in later models), torque converter, differential, driveshafts, Quattro permanent all-wheel drive system components and maintenance.

Brakes:

Front and rear disc brakes, ABS system (Anti-lock Braking System) troubleshooting and repair, brake fluid, lines, calipers, master cylinder.

Suspension Steering:

Front and rear independent suspension, shock absorbers, springs, control arms, ball joints, wheel bearings, power steering system, steering rack, steering column.

Electrical:

Full wiring diagrams, battery, alternator, starter motor, lighting system, fuses, relays, power windows, power seats, central locking, instrument cluster, diagnostics.

Bodywork:

Body panel removal and installation, doors, hood, trunk, bumpers, glass, seals, corrosion prevention, interior trim.

HVAC:

Heating, ventilation, and air conditioning system diagnosis, repair, refrigerant handling, components.

Maintenance:

Scheduled maintenance, oil changes, filter replacements, spark plugs, belt inspections and replacement, fluid checks and changes.

Troubleshooting:

Systematic diagnosis of common and uncommon problems, fault finding charts, diagnostic codes.

Repair Overhaul:

Detailed step-by-step instructions for component removal, disassembly, repair, reassembly, and installation.

Adjustments:

Calibration of engine systems, suspension geometry, brake adjustments, electrical system settings.

Technical Specifications:

Torque values, clearances, fluid capacities, wear limits, diagnostic data.

Depth:

Comprehensive, from basic maintenance to complete engine and transmission rebuilds, advanced electrical diagnostics, and bodywork repairs.

📊 Manual Specifications

Quality:

High-resolution PDF, printable pages, searchable text capabilities.

Printability:

All 3119 pages are fully printable.

Binding:

N/A (Digital PDF)

Paper Type:

N/A (Digital PDF)

Operating Systems:

Windows, Mac, Linux OS

Software Requirement:

Adobe Reader (or compatible PDF reader)

⚙️ Engine Specifications

Engine Code Family:

VW EA827 V8

Displacement:

3.6 liters (3562 cc)

Configuration:

V8, 90-degree bank angle

Valve Train:

SOHC (Single Overhead Camshaft) per bank, 2 valves per cylinder.

Horsepower Early:

240 hp (177 kW) at 5500 rpm

Torque Early:

247 lb-ft (335 Nm) at 3600 rpm

Horsepower Late:

276 hp (203 kW) at 6000 rpm (with some market variations and potential updates)

Torque Late:

262 lb-ft (355 Nm) at 3900 rpm (with some market variations)

Fuel Delivery:

Bosch KE-Jetronic (CIS-E) continuous fuel injection.

Block Material:

Cast iron block

Head Material:

Aluminum alloy cylinder heads

🔧 Transmission

Type:

4-speed automatic transmission (ZF 4HP-22).

Type:

Tiptronic (manual shifting option) introduced later in the model's lifecycle.

Drive System:

Quattro permanent all-wheel drive system.

Differential:

Torsen center differential (on some models/later production).

📐 Dimensions

Length:

Approx. 4970 mm (195.7 in)

Width:

Approx. 1800 mm (70.9 in)

Height:

Approx. 1420 mm (55.9 in)

Wheelbase:

Approx. 2760 mm (108.7 in)

Curb Weight:

Approx. 1700 - 1800 kg (3750 - 3970 lbs) depending on options.

🛡️ Safety Features

Crash Test Info:

Contemporary safety standards for its era; specific independent crash test data may vary by region and year.

Active Safety:

Anti-lock Braking System (ABS), Quattro all-wheel drive for enhanced traction and stability.

Passive Safety:

Front airbags (driver and passenger), three-point seatbelts, reinforced body structure, impact-absorbing zones.

💡 Technology Features

Audio System:

Factory fitted premium sound systems, optional CD changers in later models.

Climate Control:

Automatic climate control (optional on early models, standard on later versions), electric auxiliary heater.

Driver Aids:

ABS, cruise control, power adjustable seats with memory function.

Original Connectivity:

Limited by era, primarily focused on internal vehicle systems and basic radio/audio integration.

🔧 Maintenance

Oil Change Interval:

Typically every 7,500-10,000 miles (12,000-15,000 km) or 12 months, refer to manual for precise intervals based on driving conditions.

Timing Belt Interval:

N/A (V8 engine uses a timing chain).

Engine Oil Type:

API SG, ACEA A2/B2 rated synthetic or semi-synthetic oil, viscosity grade 5W-40 or 10W-40 recommended (refer to manual for specific OEM recommendations).

Engine Oil Capacity:

Approx. 6.5 liters (6.9 US quarts)

Coolant Type:

G11 (Blue) or equivalent ethylene glycol based coolant, 50/50 mix with distilled water.

Transmission Fluid Type:

Dexron III or equivalent automatic transmission fluid (ATF).

Brake Fluid Type:

DOT 4 brake fluid.

Common Problems:

Valve cover gasket leaks, starter motor failure, aging fuel injection components (like cold start injector or fuel distributor), ABS sensor issues, suspension component wear (bushings, ball joints), potential for head gasket leaks due to age and temperature cycling.

Typical Repairs:

Replacement of vacuum hoses, ignition components (spark plugs, wires, distributor cap/rotor), fuel pump, cooling system components (radiator, hoses, thermostat).

📚 Vehicle History

Audi Luxury Positioning:

Audi's ambitious entry into the full-size luxury sedan market, aiming to compete with established European and Japanese rivals.

Development Focus:

Designed to showcase Audi's technological prowess with a potent V8 engine and the signature Quattro AWD system.

Design Language:

Understated, elegant, and aerodynamic styling, reflecting Audi's design philosophy of the late 1980s and early 1990s.

Production Period:

1988-1994

Manufacturing Location:

Germany

🏆 Awards & Recognition

Contemporary Reviews:

Generally praised for its performance, Quattro system, and refined driving experience, but also noted for its high price point and competition from more established luxury marques.