RS 4 Quattro Cabriolet V8-4.2L (BNS) (2008)
/Page-2629002.png)
2. Start engine.
3. Set climate control temperature to its lowest setting. Set fan speed to its lowest setting. Set airflow direction to the dash vents only. Activate
recirculation and ECON modes.
4. Thoroughly shake a 100ml bottle of treatment and empty the bottle into the filling chamber.