Target Audience:
Audi 90 B3 owners seeking comprehensive repair and maintenance information
Value Proposition:
Empowers owners to perform repairs and maintenance themselves, saving significant labor costs
Competitor Manuals:
Distinguished from aftermarket or Haynes-style manuals by its factory origin and completeness
Completeness:
The 'COMPLETE official full factory service repair manual'
Factory Authorization:
Contains information known by factory-trained technicians
Usability:
Easy to use, no advanced computer skills required; print only what's needed
General Maintenance:
Included
Troubleshooting:
Included
Engine Service Repair:
Included
Transmission Service Repair:
Included
Wiring Diagrams:
Included
Electrical System:
Included
Periodic Lubrication:
Included
Fuel Injection Fuel System:
Included
Emission System:
Included
Heater Air Conditioning:
Included
Engine Control System:
Included
Restraint System:
Included
Differential Drive:
Included
Estimated Pages:
Hundreds of pages (specific count not provided, but extensive)
Type:
Factory Service Repair Manual
Authenticity:
Actual Genuine Repair Service Factory Manuals (Not 3rd party)
Delivery Method:
Downloadable
Software Requirement:
Adobe PDF Reader
Platform Compatibility:
All PC-based Windows operating systems and Mac
Print Restriction:
Printable without any restriction
Print Options:
Print entire manual or selected pages
Engine Types:
Covers all engine variants offered for the B3 chassis (e.g., 2.3L, 2.2L Turbo for the 'quattro' variant, though the '90' specifically focused on the naturally aspirated 5-cylinders)
Transmission Types:
Manual and Automatic transmissions
Drivetrain:
Front-wheel drive (FWD) and all-wheel drive (quattro) systems
Electrical Components:
Comprehensive coverage including starting, charging, ignition, lighting, and accessory systems
Climate Control:
Heating, ventilation, and air conditioning (HVAC) systems
Body And Chassis:
Includes body panels, doors, windows, interior trim, and structural components
Diagnostic Procedures:
Advanced troubleshooting guide for diagnosing problems
Repair Procedures:
Detailed, step-by-step instructions for all repair tasks
Maintenance Tasks:
Routine maintenance, fluid changes, filter replacements, and inspections
Rebuild Procedures:
Procedures for rebuilding major components like engines and transmissions
Tuning Procedures:
Instructions for engine tuning and performance adjustments
Depth Of Information:
Covers everything needed to repair, maintain, rebuild, refurbish, or restore the vehicle
Illustrations:
Includes hundreds of illustrations, diagrams, and photos
Instruction Format:
Numbered instructions, detailed substeps, notes, cautions, and warnings
Diagnostic Tools Mention:
Implied coverage for use of factory-level diagnostic tools and procedures
Engine Configuration:
Inline 5-cylinder (typically)
Displacement Common:
2.3 liters (2309 cc)
Engine Code Example:
NG (for 2.3E)
Horsepower Typical 2.3L:
Approx. 130-137 hp @ 5600-5800 rpm (depending on market and exact tune)
Torque Typical 2.3L:
Approx. 140-145 lb-ft @ 3000-3500 rpm
Fuel Delivery:
Bosch K-Jetronic (CIS) or Bosch KE-Jetronic (CIS-E) mechanical fuel injection
Fuel Type:
Unleaded gasoline
Standard Transmission Type:
5-speed manual
Optional Transmission Type:
4-speed automatic (e.g., ZF 4HP22)
Drivetrain Options:
Front-Wheel Drive (FWD) and Audi's quattro permanent All-Wheel Drive (AWD)
Crash Test Standards:
Information on safety ratings for this era may be limited or varied by region; manual will detail relevant safety systems
Braking System:
Front: Ventilated discs; Rear: Solid discs
Seatbelts:
Front and rear seat belts
Body Structure:
Reinforced safety cage construction
Audio System:
Factory or dealer-installed AM/FM cassette players, potentially with premium sound options (e.g., Bose).
ABS:
Anti-lock Braking System (ABS) was an option on many models, particularly with quattro.
Original Connectivity:
Limited to basic car functions; no modern infotainment or smartphone integration
Oil Change Interval:
Typically 5,000 - 7,500 miles (8,000 - 12,000 km) or 6-12 months, refer to manual for exact specification based on driving conditions
Timing Belt Replacement:
Critical component; typically every 60,000 miles (96,000 km) or 5 years. The manual will specify the exact interval and procedure.
Engine Oil Type:
Multi-viscosity synthetic or semi-synthetic oil (e.g., 5W-30, 10W-40) meeting specific API/ACEA standards. Manual will detail exact specs.
Coolant Type:
Ethylene glycol-based antifreeze mixed with distilled water. Manual will specify correct mixture ratio and G11/G12 designation if applicable.
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid. Manual will specify.
Transmission Fluid Manual:
Gear oil for manual transmission (e.g., GL-4 specification). Manual will specify viscosity and capacity.
Transmission Fluid Automatic:
ATF (Automatic Transmission Fluid) Type G or equivalent. Manual will specify exact type and capacity.
Common Wear Items:
Tie rod ends, ball joints, fuel distributor O-rings, coolant hoses, ignition components (spark plugs, distributor cap/rotor), fuel pump.
Electrical Gremlins:
Can be prone to minor electrical issues due to age; thorough diagnostics are key, aided by the manual's wiring diagrams.
Fuel System Maintenance:
CIS systems require careful attention; cleaning of injectors and periodic adjustment may be needed.
