- Running gear
- Body
- Automatic gearbox
- Vehicle electrics
- Power transmission
- Power unit
- Simos injection and ignition system
- Motronic injection and ignition system
- Ecomatic Self-diagnosis
- Digifant Injection and Ignition system (2 valve)
- Motronic injection and ignition system (6-Cyl. engine)
- Mono Motronic injection and ignition system
- Diesel injection and glow plug system
- Motronic injection and ignition system from 08.95
- Digifant injection and ignition system (4-valve)
- 1AV fuel injection and ignition system
- Motronic injection and ignition system (4-cyl. engine)
- Diesel direct injection and glow plug system
- Self diagnosis, V.A.G Inspection Service
- Fuel preparation system Diesel injection
- Servicing Diesel direct injection system
- Checking components and functions
- Wiring and component check with test box V.A.G 1598/18
- Checking engine speed sender
- Checking intake manifold pressure sender and elevation sender
- Checking coolant temperature sender
- Checking brake light switch and brake pedal switch
- Checking clutch pedal switch
- Checking intake manifold temperature sender
- Checking intake air temperature sender
- Checking Diesel direct injection system voltage supply
- Checking fuel temperature sender
- Checking modulating piston movement sender and quantity adjuster
- Checking needle lift sender
- Checking injection timing control range
- Checking charge pressure control
- Hose connection diagram for charge pressure control, engine codes AFN, AVG
- Checking valve for throttle butterfly
- Checking exhaust gas recirculation and air mass meter function
- Checking speedometer sender
- Checking accelerator position sender
- Replacing, coding and matching engine control unit
- Ignition system, glow plug system
- 6-cyl. fuel injection engine Mechanics
- 4-cyl. diesel engine, Mechanics
- 4-Cyl. Injection Engine, Mechanic
- 4-Cyl. injection engine, Mechanics (1.4 and 1.6 l engine)
- 4-Cyl. injection engine (4-valve), Mechanics
- 4-Cyl. injection engine (cross-flow cylinder head), Mechanics
- 4-cylinder injection engine (2-valve), mechanics
- Heating, ventilation, air conditioning system