Installation guide

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This system usually requires a negative pulse to unlock, and cutting the wire to lock the door. In some vehicles,
these are reversed. It is found in some Nissan Sentras, some Nissan 240SX, and Nissan some 300ZX. It is also
found in some Mazda MPV's and some Mitsubishi's.
One relay (optional) is used to interface to this type of system as follows:
type F: one-wire system