2011 Nissan GT-R Owner's Manual - Page 193

BEFORE STARTING THE ENGINE . The Intelligent Key port does not charge the Intelligent Key battery. If you see the low battery indicator in the vehicle information display, replace the battery as soon as possible. ( "INTELLIGENT KEY BATTERY REPLACEMENT" page 8-23) . . Make sure the area around the vehicle is clear. Check fluid levels such as engine oil, coolant, brake fluid and window washer fluid as frequently as possible, or at least whenever you refuel. Check that all windows and lights are clean. Visually inspect tires for their appearance and condition. Also check tires for proper inflation. Lock all doors. Position seat. Adjust inside and outside mirrors. Fasten seat belts and ask all passengers to do likewise. Check the operation of warning lights when the ignition switch is pushed to the ON position. ( "WARNING/INDICATOR LIGHTS AND AUDIBLE REMINDERS" page 2-23) STARTING THE ENGINE NOTE: . This vehicle includes spark plugs that are designed for maximum performance. If the start time becomes longer, the plugs may be fouled, making the engine difficult to start. If this occurs, start the engine using the procedure described in this section. A click sound may be heard when the brake pedal is depressed and released. This is normal. A low rattling operating sound may occur when the engine is started or stopped. This is because of the transmission gear design, light flywheel and dry sump lubrication system used in this transmission. This does not indicate that there is a malfunction. This sound is likely to occur in particular if the engine is stopped when the temperature of the transmission oil is high. . . . ... . Starting and driving 5-11