audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Exploded view of fitting locations Engine code letters: AMM, BDV > < Rules for cleanliness
Motronic injection and ignition system (6-cyl.)
Servicing Motronic injection system
Technical data

Engine codes

AMM (2.4 l / 5V / 120 kW engine)
BDV (2.4 l / 5V / 125 kW engine)
ASN (3.0 l / 5V / 162 kW engine)
BBJ (3.0 l / 5V / 160 kW engine)

Idling speed
Speed cannot be adjusted; regulated by idling speed stabilisation


670 ... 770 rpm

Speed governing
By deactivation of injectors


approx.. 6800 rpm

Fuel pressure at idling speed

Vacuum hose connected


3.2 ... 3.8 bar

Vacuum hose
disconnected


3.8 ... 4.2 bar

Holding pressure after 10 minutes

Cold engine

approx. 2.2 bar

Warm engine

approx. 3.0 bar

Injectors

Spray pattern

Two-hole nozzle/same for all injectors

Injection quantity
(30 seconds)

90 ... 125 ml

Resistance
(ambient temperature) 1)


13.5 ... 15.5 ω

1)    With warm engine, injector resistance increases by approx. 4...6 ω.

Exploded view of fitting locations Engine code letters: AMM, BDV > < Rules for cleanliness