ESCL is an electronic device used to constrain the steering column. It is mounted under the steering wheel system and is part of the vehicle's anti-theft system. Nissan Part Number:48700-9N00B Troubles and Troubleshooting: You can press the remote control normally, but you cannot open the electric door lock. The indicator light of the instrument is not lit. There is no sound for the motor of the ELV module when pressing the start button. You can make the vehicle work normally after replacing the ELV simulator. You can do a key match after the replacement of the ELV simulator. Fitment:for Nissan models with a card slot key,applicable to 09-13 Teana, Duke. Colour:Black Material:plastic Package Contents: 1 * ELV Emulator Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.