Segment:
Mid-size luxury sedan and wagon
Target Audience:
Audi owners seeking to perform their own maintenance and repairs, independent repair shops
Competitors:
BMW 5 Series, Mercedes-Benz E-Class, Lexus GS
Unique Selling Proposition:
Officially licensed, factory-derived data, comprehensive coverage, digital convenience
Benefits:
Cost savings on repairs, accurate information, ability to perform complex tasks
Engine Mechanical:
Engine assembly, cylinder head, crankshaft, pistons, connecting rods, timing belt/chain, lubrication system, cooling system
Engine Management:
Fuel injection system, ignition system, emissions control, engine control unit (ECU) diagnostics, sensors
Transmission:
Automatic transmission (Tiptronic optional), manual transmission, clutch, driveshafts, differentials
Drivetrain:
Quattro all-wheel-drive system (center differential, rear differential)
Suspension:
Front suspension (MacPherson struts), rear suspension (multi-link), springs, shock absorbers, control arms, bushings
Steering:
Power steering system, steering rack, tie rods, steering column
Brakes:
Front and rear disc brakes, ABS (Anti-lock Braking System), brake hydraulics, parking brake
Electrical System:
Battery, charging system (alternator), starter motor, lighting system (headlights, taillights, interior), fuses, relays
Climate Control:
Heating, ventilation, and air conditioning (HVAC) system, blower motor, A/C compressor, refrigerant system
Body And Chassis:
Body panels, doors, hood, trunk, interior trim, chassis components, corrosion protection
Wiring Diagrams:
Complete electrical system wiring diagrams for all major systems
Maintenance:
Oil changes, filter replacements (oil, air, fuel), spark plug replacement, fluid checks and top-offs, brake fluid flush, coolant flush
Diagnostics:
Troubleshooting guides, symptom-based diagnostics, OBD-II (On-Board Diagnostics II) code reading and interpretation
Repair:
Component removal and installation, assembly and disassembly of major systems, component overhaul
Adjustment:
Alignment specifications, brake adjustments, clutch adjustments (where applicable)
Replacement:
Timing belt replacement, water pump replacement, alternator replacement, starter motor replacement, suspension component replacement
Troubleshooting Specific Issues:
Hard starting, engine misfires, poor acceleration, brake noise, steering issues, HVAC malfunctions
Depth:
Comprehensive from basic maintenance to complex component rebuilds and diagnostics
Diagnostic Tools:
Information on required diagnostic tools and their usage
Torque Specifications:
Detailed torque specifications for all critical fasteners
Clearances:
Specified clearances for engine components (e.g., piston ring gap, bearing clearances)
Electrical Troubleshooting:
Step-by-step electrical troubleshooting charts and procedures
Oil Change Interval:
Every 7,500 miles (12,000 km) or 12 months, whichever comes first (under normal driving conditions). Refer to manual for severe conditions.
Timing Belt Replacement:
Every 60,000 miles (96,000 km) or 5 years (critical component, failure can cause severe engine damage).
Spark Plug Replacement:
Approximately every 60,000 miles (96,000 km) for iridium/platinum plugs, consult manual for specific type.
Brake Fluid Flush:
Every 2 years regardless of mileage.
Coolant Flush:
Every 30,000 miles (48,000 km) or 3 years.
Engine Oil Spec:
SAE 0W-30 or 5W-30 Synthetic Engine Oil (meeting VW 500.00 or 502.00 specifications)
Engine Oil Capacity:
Approximately 4.5 Liters (4.8 Quarts) with filter change
Power Steering Fluid:
G 002 000 (Pentosin CHF 7.1 or equivalent)
Common Problems:
Timing belt tensioner failure (leading to belt jump or breakage), coolant flange leaks, front control arm bushings wear, ABS sensor issues, ignition coil failures, window regulator failures, HVAC blower motor resistor failure.