Type F: One-Wire System (Cut To Lock, Ground To Unlock); Type F Door Locks: One-Wire System - Avital 2300 Installation Manual

type F: one-wire system (cut to lock, ground to unlock)

This type of door lock system usually requires a negative pulse to unlock, and cutting the wire to lock the door.
(With some vehicles, these are reversed.) It is found in the late-model Nissan Sentras, some Nissan 240SX, Nissan
300ZX 1992 and later. It is also found in some Mazda MPV's.
NOTE: The violet jumper between the #87 lock terminal and the #87 unlock terminal must be cut.
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