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© 2003 directed electronics, inc.
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TTyyppee AA::
Three-wire (+) pulse controlling factory lock relays.
Most GM, some Ford and Chrysler, 1995 Saturn, some new
VW, newer BMW.
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TTyyppee BB::
Three-wire (-) pulse controlling factory lock relays.
Most Asian vehicles, early Saturn, some BMW and Porsche.
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TTyyppee CC::
Direct-wired reversing-polarity switches. The switch-
es are wired directly to the motors. This type of system has no
factory relays. Most Fords, many GM two-doors cars and trucks,
many Chryslers.
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TTyyppee DD::
Adding one or more aftermarket actuators. These
include slave systems without an actuator in the driver’s door,
but with factory actuators in all the other doors. Type D also
includes cars without power locks, which will have actuators
added. All Saabs before 1994, all Volvo except 850i, all Subaru,
most Isuzu, and many Mazdas. Some mid-eighties Nissans, pre-
1985 Mercedes-Benz and Audi.
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TTyyppee EE::
Electrically-activated vacuum systems. The vehicle
must have a vacuum actuator in each door. Make sure that lock-
ing the doors from the driver's or passenger side using the key
activates all the actuators in the vehicle. This requires a slight
modification to the door lock harness. Mercedes-Benz and Audi
1985 and newer.
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TTyyppee FF::
One-wire system - cut to lock, ground to unlock. This
system is found in late-model Nissan Sentras, some Nissan
240SX, and Nissan 300ZX 1992 and later. It is also found in
older Mitsubishis, and some early Mazda MPV’s.
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TTyyppee GG::
Positive (+) multiplex. This system is most common-