Target Audience:
Professional technicians and DIY mechanics
Manual Advantage:
Complete official factory data, step-by-step instructions, high-quality diagrams, instant access
Key Features:
Step-by-step repair procedures, critical specifications, illustrations, maintenance, disassembly, assembly, cleaning, reinstalling, exploded diagrams, troubleshooting
Engine Systems:
Engine mechanical, fuel system, ignition system, lubrication, cooling, exhaust
Drivetrain Systems:
Clutch, transmission (manual and automatic), drive shafts, differential
Suspension Steering:
Front and rear suspension, steering system, power steering
Braking Systems:
Front and rear brakes, parking brake, hydraulic system
Electrical Systems:
Battery, charging system, starting system, lighting, instruments, gauges, body electrical, fuses, relays, wiring diagrams
Body Chassis:
Body panels, doors, windows, bumpers, interior trim, chassis components
Heating Ventilation Ac:
HVAC system operation, components, and repair
Fuel Injection Systems:
Detailed coverage of Bosch K-Jetronic (CIS) and KE-Jetronic (CIS-E) fuel injection systems, including component testing and adjustment.
Emission Control Systems:
Details on emission control devices and their servicing, as per regulations of the time.
Maintenance Procedures:
Oil changes, filter replacements, tune-ups, fluid checks and changes, lubrication
Repair Procedures:
Engine overhaul, transmission repair, brake system repair, suspension component replacement, electrical component diagnosis and repair
Disassembly Assembly:
Step-by-step disassembly and assembly instructions for all major components
Troubleshooting Diagnostics:
Diagnostic charts, symptom-based troubleshooting, common problem identification
Cleaning Reinstalling:
Procedures for cleaning and reinstalling various parts
Diagnostic Procedures:
Specific diagnostic routines for engine, transmission, brakes, and electrical systems, including fault codes where applicable.
Wheel Alignment:
Specifications and procedures for wheel alignment adjustments.
Technical Depth:
Complete official full factory service repair manual, suitable for professional technicians and DIY mechanics
Repair Complexity:
Detailed instructions for complex repairs such as engine rebuilds, transmission overhauls, and fuel injection system servicing.
Engine Options:
Likely included 4-cylinder (e.g., 1.8L, 2.0L, 2.2L) and 5-cylinder (e.g., 2.2L, 2.3L, 2.5L) gasoline engines, and potentially diesel variants. Specific engine codes would be detailed in the manual.
Horsepower Torque Range:
Varies by engine, generally ranging from 75-136 hp for gasoline variants.
Fuel Delivery:
Carbureted or Bosch K-Jetronic/KE-Jetronic fuel injection systems
Engine Layout:
Inline-4, Inline-5 (or Audi's patented inline 5-cylinder with a unique firing order and balance).
Engine Block Material:
Cast iron
Cylinder Head Material:
Aluminum alloy
Ignition System:
Electronic ignition, likely distributor-based with ignition control module.
Valve Train:
Overhead camshaft (OHC), typically belt-driven.
Body Styles:
4-door sedan, 5-door Avant (wagon), and some Coupe models (though the manual specifically mentions 100, which typically refers to sedan/Avant).
Wheelbase:
Approximately 2610 mm
Length:
Approximately 4700-4800 mm depending on body style
Width:
Approximately 1730-1740 mm
Height:
Approximately 1410-1440 mm
Curb Weight Range:
Approximately 1200-1400 kg depending on engine and configuration.
Oil Change Interval:
Typically every 7,500-15,000 km or 6-12 months, depending on driving conditions and oil type. Specifics in manual.
Timing Belt Interval:
Crucial! Typically 60,000-100,000 km or 5-7 years. Failure can cause catastrophic engine damage. Manual will detail replacement procedure and interval.
Spark Plug Replacement:
Varies by plug type (e.g., copper, platinum). Manual will provide specific intervals and gap settings.
Air Filter Replacement:
Typically every 20,000-30,000 km or annually. Manual will provide specifics.
Fuel Filter Replacement:
Typically every 30,000-50,000 km. Crucial for fuel system health. Manual will specify location and procedure.
Engine Oil Type:
Likely SAE 10W-40 or 15W-40, API SF or SG rating. Manual will specify exact viscosity and API classification.
Coolant Type:
Ethylene glycol based antifreeze. Manual will specify mix ratio and Audi approval.
Brake Fluid Type:
DOT 3 or DOT 4. Manual will specify exact type.
Transmission Fluid Type Manual:
GL-4 gear oil (e.g., 75W-90). Manual will specify.
Transmission Fluid Type Automatic:
Dexron-III or equivalent. Manual will specify.
Common Issues:
Rust (especially on wheel arches, sills, door bottoms), aging electrical components (connectors, relays), fuel injector issues (on CIS systems), timing belt replacement (critical service), potential for seized brake calipers, worn suspension bushings.
Electrical Gremlins:
Corrosion in wiring harnesses and connectors, failing dashboard lights, issues with the central locking system.
Brand Focus:
Audi, part of the Volkswagen Group, known for its engineering, Quattro all-wheel drive technology, and premium build quality.
C3 Generation Significance:
The C3 generation (Type 44) was a significant step for Audi, introducing aerodynamic design, galvanized bodies for rust protection, and the widespread adoption of Quattro AWD.
Aerodynamics:
Pioneered aerodynamic styling for Audi, achieving a low drag coefficient (Cd) for its era, contributing to fuel efficiency.
Production Period:
1982-1991
