2011 Acura RL Owner's Manual - Page 388

Break-in Period, Fuel Recommendation Break-in Period Help assure your vehicle's future reliability and performance by paying extra attention to how you drive during the first 600 miles (1,000 km). During this period: Avoid full-throttle starts and rapid acceleration. Avoid hard braking for the first 200 miles (300 km). Do not change the oil until the multi-information display indicates it is needed. Do not tow a trailer. You should also follow these recommendations with an overhauled or exchanged engine, or when the brakes are replaced. Fuel Recommendation Your vehicle is designed to operate on premium unleaded gasoline with a pump octane of 91 or higher. If this octane grade is unavailable, regular unleaded gasoline with a pump octane of 87 or higher may be used temporarily. The use of regular unleaded gasoline can cause metallic knocking noises in the engine and will result in decreased engine performance. The long-term use of regular-grade gasoline can lead to engine damage. We recommend quality gasolines containing detergent additives that help prevent fuel system and engine deposits. We recommend quality gasoline containing detergent additives that help prevent f uel system and engine deposits. In addition, in order to maintain good perf ormance, f uel economy, and emissions control, we strongly recommend the use of gasoline that does NOT contain harmf ul manganesebased f uel additives such as MMT, if such gasoline is available. Use of gasoline with these additives may adversely af f ect perf ormance, and cause the malf unction indicator lamp on your instrument panel to come on. If this happens, contact your dealer f or service. Some gasoline today is blended with oxygenates such as ethanol. Your vehicle is designed to operate on oxygenated gasoline containing up to 10% ethanol by volume. Do not use gasoline containing methanol. If you notice any undesirable operating symptoms, try another service station or switch to another brand of gasoline. 382