Injection System Technical Data
WARNING: This page is about a different car, the 2015 Audi RS 5, 2014 Audi RS 5, and 2013 Audi RS 5. However, it is still accessible from the selected car via links, so may be relevant.
| Engine Data | 4.2L FSI Engine | |
|---|---|---|
| Idle speed cannot be adjusted. It is regulated by idle stabilization | 620 to 720/min | |
| Engine speed limitation via fuel injector shut-off | 8500 RPM | |
| Fuel pressure | Fuel supply-pressure up to high-pressure pump, (is produced by an electric fuel pump in the fuel tank) | 5.0 to 6.5 bar (72.5 to 94.2 psi) pressure |
| Fuel high pressure (produced by a mechanical single-piston pump) at approximately 85 °C (185 °F) coolant temperature | Depending on the operating conditions, 25 to 135 bar (363 to 135 psi) positive pressure | |