Alarm Wiring Diagram !link! - Cobra 4160

Negative Door Trigger Input (-). Connect to the vehicle's interior dome light wire or door pin switch circuit that drops to ground when any door opens.

: Turn the ignition ON and OFF 3 times, then leave it ON (within 7 seconds). LED Check : The LED should stay lit permanently. cobra 4160 alarm wiring diagram

Many Cobra 4160 models require a physical (or "gray pen") inserted into a dash receptacle to copy or learn new remote fobs [1.5, 1.10]. If your remote loses communication: Negative Door Trigger Input (-)