2009 Nissan GT-R Owner's Manual - Page 201

TURBOCHARGER SYSTEM Vehicle Dynamic Control (VDC) Set up mode Features ... In addition to the normal mode function, this mode adjusts front and rear wheel power distribution to improve handling. This mode enhances handling by brake control and engine output control when oversteer or understeer is detected. All VDC functions including Traction Control System (TCS) are deactivated. ABS is still active. Normal (light is off) The turbocharger system uses engine oil for lubrication and cooling of its rotating components. The turbocharger turbine turns at extremely high speeds and it can get very hot. It is essential to maintain a supply of oil flowing through the turbocharger system. Therefore, a sudden interruption of oil supply may cause a malfunction in the turbocharger. To ensure prolonged life and performance of the turbocharger, it is essential to perform the following maintenance procedure: . Change your engine oil according to the recommended intervals shown in the separate Service and Maintenance Guide. Use only the recommended engine oil. If the engine had been operating at high engine speed for an extended period of time, let it idle for a few minutes prior to shutdown. Do not accelerate your engine to high engine speed immediately after start. NOTE: Make sure VDC is on before driving the vehicle. The VDC OFF mode is an emergency mode to help free a vehicle stuck in mud or snow by temporarily stopping VDC operation to allow more power to the wheels. . . NOTICE This vehicle includes spark plugs that are designed for high performance. For this reason, if the engine is repeatedly started and stopped over a short time, the spark plugs may become fouled, making the engine difficult to start. To 5-26 Starting and driving