How do you reset security system for 2003 Acura CL?

To reset the security system on a 2003 Acura CL, first ensure that the vehicle is in the "Run" position without starting the engine. Insert the key into the ignition and turn it to the "On" position for about 10 minutes until the security light turns off. After that, turn the key to the "Off" position and then start the engine. If the issue persists, you might need to consult the owner's manual or a professional mechanic for further assistance.