Audi Workshop Service and Repair Manuals > A3 Mk1 > Power unit | Simos injection and ignition system (4-cylinder) | Mixture preparation system, electronic inj.,Gas | Checking electronic engine power control (electronic throttle) | Adaption of throttle valve control unit | Special tools and workshop equipment required

Special tools and workshop equipment required

t	-VAS 5051- with -VAS 5051/1-

t	-V.A.G 1551- with -V.A.G 1551/3 A-

Note!

t	No faults stored in fault memory. Interrogating fault memory and .

t	Engine stopped, ignition switched on

t	Coolant temperature 5... 120 °C (display group 4, display zone 3).

t	Intake air temperature 5... 80 °C (display group 4, display zone 4).

t	Voltage supply to engine control unit more than 8 V; Checking.

Audi Workshop Service and Repair Manuals