3. Connecting to Original Central Power Lock System
Today, many different types of central locking circuits in passenger vehicles exist. Following are typical wirings for
both motor operated locking systems (in most cars) and vacuum operated locking systems (Mercedes) for your
installing reference.
DIAGRAM 1:
INSTALLATION OF NEW MOTORS OR SOLENOIDS
Typical of:
New installs of aftermarket door lock actuators. Vehicle with central locking system - Subaru, Volvo,
Audi.
COM
NC
NO
DIAGRAM 2:
DOOR LOCK SYSTEMS USING RELAY MODULE (POSITIVE SWITCHING)
Typical of:
Most General Motors, some Ford models, some American Motors, some Chrysler models (most
rear wheel drive), some Mazda models, some Volkswagen models, and Porsche (must use wires
from door micro switch, wires available under dash).
COM
NC
NO
DIAGRAM 3:
DOOR LOCK SYSTEMS USING RELAY MODULE (NEGATIVE SWITCHING)
Typical of:
Some Ford models (domestic and import), most Toyota models, some Volkswagen models, some
Nissan models, some Honda models and some Mitsubishi models.
COM
NC
NO
802
BL UE
NO
BL UE/WHI T E
NC
WHI T E
YEL L OW
VI OL ET
COM
VI OL ET /WHI T E
6 PI N PL UG
BL UE
NO
BL UE/WHI T E
NC
WHI T E
YEL L OW
VI OL ET
COM
VI OL ET /WHI T E
6 PI N PL UG
12 VOL T S
BL UE
NO
BL UE/WHI T E
NC
WHI T E
YEL L OW
VI OL ET
COM
VI OL ET /WHI T E
6 PI N PL UG
SOL ENOI DS
OF MOT OR
12 VOL T S
SOL ENOI DS OF MOT OR
EXI ST I NG
VEHI CL E
REL AY
DOOR L OCK
MODUL E
SWI T CH
SOL ENOI DS OF MOT OR
EXI ST I NG
VEHI CL E
REL AY
DOOR L OCK
MODUL E
SWI T CH
4
VELLEMAN