A3 Mk1
| Technical data |
| Engine code letters | ARX, AUM (1.8 l / 5V / 110 kW engine) ARY, AUQ (1.8 l / 5V / 132 kW engine) | ||
| Idling speed Speed cannot be adjusted, regulated by idling speed stabilisation | 700 ... 840 rpm → Note (manual gearbox, front-wheel drive and four-wheel drive) 640 ... 760 rpm → Note (automatic gearbox, front-wheel drive) | ||
| Engine speed limitation By way of injector deactivation | approx. 6800 rpm | ||
| The ignition point is determined in the control unit Ignition point adjustment is not possible | |||
| Ignition system | Multi-coil system with 4 ignition coils (output stages integrated) connected directly to the spark plugs by way of the spark plug connectors | ||
| Spark plugs → Note | Tightening torque 30 Nm | ||
| Firing order | 1-3-4-2 | ||
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