2004 Nissan Xterra Owner's Manual - Page 162

To lock the steering wheel, turn the key to the LOCK position. Remove the key. To unlock the steering wheel, insert the key and turn it gently while rotating the steering wheel slightly right and left. START: (4) This position starts the engine. As soon as the engine has started, release the key. It automatically returns to the ON position. WARNING Never remove or turn the key to the LOCK position while driving. The steering wheel will lock. This may cause the driver to lose control of the vehicle and could result in serious vehicle damage or personal injury. WSD0052 KEY POSITIONS LOCK: Normal parking position (0) OFF: (Manual transmission model) (1) The engine can be turned off without locking the steering wheel. ACC: (Accessories) (2) This position activates electrical accessories such as the radio when the engine is not running. ON: Normal operating position (3) This position turns on the ignition system and the electrical accessories. MANUAL TRANSMISSION 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 key to LOCK position from ACC or ON position, turn the key to OFF, push the key in, then turn the key to LOCK. In order for the steering wheel to be locked, it must be turned about 1/8 of a turn clockwise from the straight up position. 5-8 Starting and driving