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© 2004 Directed Electronics, Inc. Vista, CA
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 late-model Nissan Sentras, some Nissan 240SX, and Nissan 300ZX 1992 and later.
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:
This system is most commonly found in Ford, Mazda, Chrysler and GM vehicles. The door lock switch or door key
cylinder may contain either one or two resistors. When interfacing with this type of door lock system, two relays
or a 4
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51
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