• Running gear
• Engine
• Body
• Heating, Air conditioning
• Drive unit
• 1.9/96 TDI Engine, Mechanics
• 1.0/37; 1.4/44; 1.4/50 Drive Unit, Fuel injection
• 1.4/55; 1.4/59; 1.4/74 engine - fuel injection
• Self diagnosis, V.A.G Inspection Service
• Mixture preparation system, electronic inj.,Gas
• Repairing the injection system
• Testing components and functions
• Testing Intake manifold pressure sender G71
• Testing Intake manifold temperature sender G42/G72
• Check sender for coolant temperature G62
• Testing injection valves
• Inspecting Activated charcoal filter system solenoid valve 1 N80
• Testing Exhaust gas recirculation valve N18
• Testing the intake system for tightness (unmetered air)
• Testing intake manifold preheating
• Idle testing
• Testing the engine operating conditions
• Lambda control
• Electronic power control
• Engine control unit
• Testing auxiliary signals
• Ignition system, glow plug system
• 1.0/37; 1.4/44; 1.4/50 kW MPI engine
• Power transmission
• Vehicle electrics
• Heating, ventilation, air conditioning system
• Power unit