Engine Management:
Detailed diagnostics, repair, and maintenance for the engine control unit (ECU), sensors, actuators, and emission control systems.
Engine Mechanical:
Complete coverage of engine disassembly, assembly, overhaul, including cylinder head, block, pistons, crankshaft, camshafts, timing system.
Fuel System:
Fuel injection system diagnostics, fuel pump, injectors, fuel pressure regulator, fuel tank, and lines.
Cooling System:
Radiator, water pump, thermostat, coolant hoses, fan, and system pressure testing.
Exhaust System:
Catalytic converter, mufflers, exhaust pipes, and exhaust manifold repair and replacement.
Transmission Manual:
Detailed procedures for manual transmission removal, disassembly, inspection, repair, and reassembly, including clutch operation.
Transmission Automatic:
Coverage for the Quattro all-wheel-drive system, including differentials, driveshafts, and associated components.
Drivetrain AWD:
Detailed coverage of the Quattro all-wheel-drive system, including differentials, driveshafts, and associated components.
Suspension Front:
Front suspension components, including struts, control arms, ball joints, sway bar, and wheel bearings.
Suspension Rear:
Rear suspension components, including shocks, trailing arms, control arms, and wheel bearings.
Steering System:
Power steering system, steering rack, tie rods, steering column, and alignment specifications.
Brake System:
Brake system components, including master cylinder, calipers, pads, rotors, lines, ABS system, and bleeding procedures.
Electrical System:
Comprehensive electrical schematics, wiring diagrams, component testing, fuse and relay identification, and starter/alternator.
Lighting System:
Headlights, taillights, interior lighting, fog lights, and associated wiring and control modules.
Climate Control:
HVAC system diagnostics, refrigerant handling, blower motor, heater core, evaporator, and controls.
Body Exterior:
Body panel removal and installation, door mechanisms, hood, trunk, bumpers, and trim components.
Body Interior:
Interior trim removal, dashboard components, seating, headliner, and interior panels.
Safety Systems:
Airbag system diagnostics and replacement, seat belt mechanisms, and related safety components.
Wheels Tires:
Wheel and tire specifications, mounting, balancing, and pressure information.
Maintenance:
Routine maintenance procedures, including oil changes, filter replacements, fluid checks, and tune-ups.
Troubleshooting:
Extensive troubleshooting guides and diagnostic flowcharts for various vehicle systems and common problems.
Repair:
Step-by-step repair procedures for nearly every component of the vehicle, from minor adjustments to major overhauls.
Disassembly Assembly:
Detailed instructions for disassembling and reassembling all major vehicle systems and components.
Cleaning Reinstalling:
Guidance on proper cleaning and reinstallation of parts to ensure optimal performance and longevity.
Depth:
Comprehensive, covering basic DIY maintenance to advanced diagnostic and repair procedures suitable for professional technicians.
Oil Change:
Typically every 15,000 km (9,300 miles) or 12 months, whichever comes first. Check manual for specific recommendations.
Spark Plugs:
Recommended replacement around 60,000 km (37,000 miles), or as per manufacturer recommendations for specific plug types.
Timing Belt:
Critical replacement interval, typically around 90,000-120,000 km (56,000-75,000 miles) or 5-7 years. Failure can cause severe engine damage.
Engine Oil:
API SN/SP or ACEA A3/B4 specification. Viscosity typically 5W-40 or 0W-40 (refer to manual for exact OEM recommendation).
Coolant:
G12 or G12+ ethylene glycol based coolant. Always use a 50/50 mix with distilled water.
Transmission Fluid Manual:
GL-4 or GL-4/GL-5 specification. Capacity approx. 2.2-2.5 liters (refer to manual).
Differential Fluid AWD:
Specific gear oil for front and rear differentials, typically GL-5. Refer to manual for exact specifications and capacities.
Ignition Coils:
Coil-on-plug ignition systems can be prone to failure, leading to misfires.
Turbo Charger:
Turbocharger wastegate actuator issues and oil leaks can occur with age and mileage.
Suspension Bushings:
Wear and tear on suspension bushings (e.g., control arm bushings) can lead to knocking noises and degraded handling.
Clutch Wear:
The clutch is a wear item and may require replacement depending on driving style and mileage.
