... Two stage shock sesor Auto One Way Car Alarm DCT-2/LX166 1)ARMING/ DISARMING2)MUTE ARMING / DISARMING3 ... a light shock, the siren beep 5 times and turning light flash 5 times, if heavy shock is detected ... The central door lock will be locked automatically after 5 seconds. Then there is no action within 15 ... ACC to ON, then press the reset switch for 5 seconds, siren chirp thrice, press any button of ...