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Ignition system technical data: Engine code letters: ASN, BBJ > < Safety precautions

A4 Mk2

Motronic injection and ignition system (6-cyl.)
Checking ignition system
Ignition system technical data: Engine code letters: AMM, BDV

Engine codes

AMM (2.4 l / 5V / 120 kW engine)
BDV (2.4 l / 5V / 125 kW engine)

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


670 ... 770 rpm


720 ... 820 rpm (FWD)
670 ... 770 rpm (4WD)

Speed governing
By deactivation of injectors


approx.. 6800 rpm

Ignition point is determined in control unit
Ignition point cannot be adjusted

Ignition system

Double-spark ignition system with three ignition coils

Spark plugs 1)

Tightening torque 30 Nm

Firing order

1-4-3-6-2-5

    1)    Current values:

=> Exhaust emission test binder

Ignition system technical data: Engine code letters: ASN, BBJ > < Safety precautions