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Nissan & 1991 Mazda MPV
Negative Pulse & Open Single Wire System
The 1991-94 Nissan 240SX, the 1992-95 300ZX and the 1991 Mazda
MPV are equipped with a negative pulse & open single wire door locking
system. When the single door lock/unlock wire is grounded, the doors
unlock. When the same wire is opened or cut, the doors lock.
300ZX
MPV
Orange
/
Black
Vehicle wire location & colors:
240SX
Orange/Blue
Vehicle
:
Color
:
Location
:
Plug
:
Wires coming
from
door
Drvs side kick pannel
Pass side kick pannel
Brown
Brown/Yellow
Green/White
Wires coming
from door
At door lock
control module
Drvs side kick pannel
Pass side kick pannel
Behind glove
compartment
