2011 Nissan GT-R Owner's Manual - Page 279

tion shown on the Tire and Loading Information label. 5. Add air to the tire as needed. If too Summer tires: SIZE FRONT ORIGINAL TIRE REAR ORIGINAL TIRE 255/40ZRF20 (97Y) 285/35ZRF20 (100Y) COLD TIRE INFLATION PRESSURE 29 PSI (200 kPa) 29 PSI (200 kPa) much air is added, press the core of the valve stem briefly with the tip of the gauge stem to release pressure. Recheck the pressure and add or release air as needed. 6. Install the valve stem cap. 7. Check the pressure of all other tires. NOTE: . CHECKING THE TIRE PRESSURE 1. Remove the valve stem cap from the tire. 2. Press the pressure gauge squarely onto . the valve stem. Do not press too hard or force the valve stem sideways, or air will escape. If the hissing sound of air escaping from the tire is heard while checking the pressure, reposition the gauge to eliminate this leakage. 3. Remove the gauge. 4. Read the tire pressure on the gauge . stem and compare it to the specifica- You can check the pressure of all four tires on the multi function display. See the separate Multi Function Display Owner's Manual. The tires of this vehicle are filled with nitrogen gas. When the tire pressure is low, fill the tires with nitrogen. Contact a GT-R certified NISSAN dealer for information on filling the tires with nitrogen. If nitrogen is not available, compressed air may be safely used under normal driving conditions. However, NISSAN recommends refilling with nitrogen for maximum tire performance. All-season tires: SIZE FRONT ORIGINAL TIRE REAR ORIGINAL TIRE 255/40RF20 97W 285/35RF20 100W COLD TIRE INFLATION PRESSURE 29 PSI (200 kPa) 29 PSI (200 kPa) Maintenance and do-it-yourself 8-31