1996 Lexus LX 450 Owners Manual - Page 132
1996 Lexus LX 450 Manual
Page 132 highlights
AIR CONDITIONING AND AUDIO To change the identification number for some reason, cancel the system (See "(b) Cancelling the anti-theft system".) and set it again with a new number. The system will be activated if the electrical power source is disconnected from the radio unit. When the system is activated, the audio system cannot be turned on even after the power supply resumes; "SEC" will appear on the display. If this happens, such as when the battery is discharged, see "(c) If the anti-theft system is activated". (b) Cancelling the anti-theft system 1. Follow step 1 to 4 described in "(a) Setting the anti-theft system". 2. With your identification number appearing on the display, push the "SCAN" button and hold it in until "---" appears on the display. "---" will go off to indicate the system is cancelled. If invalid buttons have been used, "ERR" will appear on the display and "SEC" appears. Try again from step 3 in "(a) Setting the anti-theft system". The number displayed with "ERR" indicates how many errors you have made. You may make up to nine errors, but no more! 121