2010 Nissan Sentra Owner's Manual - Page 236

4. Remove the key if it is inserted in the ignition switch. If the ignition switch is turned to the LOCK position, the shift selector cannot be moved from the P (Park) position. The shift selector can be moved if the ignition switch is placed in the ON position and the foot brake pedal is depressed. There is an OFF position between the LOCK and ACC positions. The OFF position is indicated by a "1" on the key cylinder. LSD0175 WSD0052 With Intelligent Key ● When removing the key from the ignition switch, make sure the shift selector is in the P (Park) position. When the ignition switch cannot be turned to the LOCK position: 1. Shift the shift selector to the P (Park) position. 2. Turn the ignition switch slightly in the ON direction. 3. Turn the ignition switch to the LOCK position. MANUAL TRANSMISSION (if so equipped) The ignition switch includes a device that helps prevent accidental removal of the key while driving. The key can only be removed when the ignition switch is in the LOCK position. On manual transmission models, to turn the ignition switch to the LOCK position from the ACC or ON position, place the ignition switch in the OFF position, push the key in, then place the ignition switch in LOCK position. Starting and driving 5-9