Powertrain:
Engine, Fuel System, Ignition System, Exhaust System, Transmission (Manual & Automatic)
Chassis:
Suspension (Front & Rear), Steering, Brakes (Front & Rear, ABS), Drivetrain (Quattro AWD System)
Electrical:
Wiring Diagrams, Lighting System, Instruments & Gauges, Climate Control System, Power Accessories, Engine Control Module (ECM), Immobilizer System
Body & Interior:
Body Panels, Doors, Windows, Seats, Interior Trim, HVAC System Components
Routine Maintenance:
Oil Changes, Filter Replacements, Spark Plug Service, Fluid Checks & Top-offs
Repair & Overhaul:
Engine Component Replacement (e.g., timing belt, water pump), Transmission Rebuild, Brake System Overhaul, Suspension Component Replacement
Diagnostics & Troubleshooting:
Fault Code Interpretation, Symptom-Based Diagnosis, Component Testing Procedures
Special Tools & Equipment:
Identification and usage of specialized tools required for specific repairs
Engine Mechanical:
Engine removal/installation, cylinder head removal/installation, piston and connecting rod service, crankshaft service, oil pan and oil pump service.
Fuel And Emissions:
Fuel pump testing, fuel injector service, evaporative emission control (EVAP) system testing, catalytic converter inspection.
Ignition System:
Spark plug replacement, ignition coil testing and replacement, crankshaft position sensor testing.
Cooling System:
Radiator removal/installation, water pump replacement, thermostat testing and replacement, fan clutch service.
Braking System:
Brake pad and rotor replacement (front and rear), brake caliper service, brake line inspection and replacement, ABS modulator testing.
Steering System:
Power steering pump testing and replacement, steering rack inspection and service.
Suspension System:
Front strut and spring replacement, rear shock absorber replacement, control arm bushing replacement, ball joint service.
Electrical System:
Alternator testing and replacement, starter motor testing and replacement, battery service, lighting system diagnostics, wiper system service.
HVAC System:
Cabin air filter replacement, blower motor testing, A/C system recharge and leak detection.
Body And Interior:
Door lock actuator replacement, mirror adjustment and replacement, seat removal, dashboard trim panel removal.
Torque Specifications:
Detailed torque values for critical fasteners throughout the vehicle.
Wiring Diagrams:
Comprehensive electrical schematics for all major vehicle systems.
Troubleshooting Charts:
Systematic diagnostic flowcharts for common issues.
Depth:
Detailed diagnostic procedures, component-level repair instructions, specifications for adjustments and tolerances, overhaul procedures.
Oil Change Interval:
Every 7,500 miles or 12 months, whichever comes first (using synthetic oil)
Timing Belt Replacement:
Typically every 60,000 - 90,000 miles or 5-7 years, depending on specific engine variant and driving conditions (critical for 1.8T).
Engine Oil:
SAE 5W-40 Synthetic (VW 502 00 / 505 00 approved) or SAE 0W-40 Synthetic (VW 502 00 / 505 01 approved)
Coolant:
G12 (or equivalent OAT-based antifreeze) mixed 50/50 with distilled water
Transmission Fluid Manual:
G 052 171 A2 (or equivalent API GL-4, SAE 75W-90)
Transmission Fluid Automatic:
G 055 005 A2 (or equivalent ATF fluid)
Ignition Coils:
Failure of ignition coils leading to misfires is common on the 1.8T engine.
Pcv System:
Clogged Positive Crankcase Ventilation (PCV) system can lead to oil leaks and rough idling.
ABS Sensors:
ABS Wheel Speed Sensors can fail, triggering ABS and Traction Control warning lights.
Window Regulators:
Failure of power window regulators is a frequent complaint.
Suspension Components:
Worn control arm bushings and ball joints can lead to steering looseness and uneven tire wear.