audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Fitting locations overview > < Rules for cleanliness
Motronic injection and ignition system (6 cyl. turbo)
Servicing Motronic injection system
Technical data

Engine code letters

ASJ (conforms to emission standard EU II at start of production)
ASJ (already conforms to emission standard EU III at start of production)

Idling speed
Not adjustable - controlled by the idling speed stabilisation

750...850 rpm

Engine speed limitation
by deactivation of injectors

approx. 7200 rpm

Fuel pressure at idling speed

Vacuum hose connected

approx. 3.5 bar

Vacuum hose disconnected

approx. 4 bar

Holding pressure after 10 minutes

at least 2.5 bar

Injectors

Spray pattern

Same for all injectors

Injection quantity (30 s)

210...230 ml

Resistance (room temperature)1)

13.5...15.5 ω

1)    When the engine is at operating temperature the resistance of the injectors is increased by approx. 4 - 6 ω.

Fitting locations overview > < Rules for cleanliness