- Running gear
- Body
- Engine, mechanics
- Vehicle electrics
- Power transmission
- Heating, ventilation, air conditioning
- Power unit
- Simos injection and ignition system
- Motronic injection and ignition system
- 4-Cyl. injection engine (2 valve, roller rocker finger), Mechanics
- Mono Motronic injection and ignition system
- Diesel injection and glow plug system
- 4-cyl. diesel engine, Mechanics
- 1AV fuel injection and ignition system (2-valve)
- 1AV fuel injection and ignition system (4-valve)
- 4CV fuel injection and ignition system
- 4AV injection and ignition system
- Motronic inj. and ignition system (2-valve, roller rocker finger)
- Self diagnosis, V.A.G Inspection Service
- Mixture preparation system, electronic inj.,Gas
- Servicing injection system
- Checking components
- Checking functions
- Engine control unit
- Checking additional signals
- Checking speed signal
- Checking signal from/to air conditioning system
- Checking signal from brake light switch and brake pedal switch
- Checking rpm signal
- Checking signal from power steering pressure switch
- Checking data bus
- Ignition system, glow plug system
- 4LV injection and ignition system
- 4-Cyl. injection engine (4 valve), Mechanics
- 4-Cyl. injection engine (4-valve, roller rocker arm), Mechanics
- 4-Cyl. injection engine (4 valve, roller rocker finger), Mechanics
- 4-cyl. injection engine (4-valve, roller rocker finger), Mechanics
- 3-cylinder diesel engine
- Direct injection and glow plug system with distributor pump as of 10.99
- Diesel direct injection and glow plug system up to 09.99
- 4-cylinder injection engine (2-valve), mechanics
- Heating, ventilation, air conditioning system