Using volkswagon-audi diagnostic program ross-tech vag-com
You need this level of diagnostics to work on these cars
Toyota techstream hooked to scion performing health check
Headlamp aligning services
Using oscilloscope to test waveforms
Reprogramming a GM computer with Tech 2
Transmission flushing service
Electronic electrical system tests
Tire pressure monitoring system reset tool
Throttle body and induction system cleaning service