Cavalier 2.4 Detonation Sensor

Urgent an aid I need to know the connection of the Detonation Sensor Cavalier 2.4 Year 96 It is disconnected and there is no cable someone indicates where and how to connect that to the car's computer I only know that from the computer there is a cut white wire is about 30 cm from the blue pins it would be possible that it is that .. Some clue or detail please I thank you